Lubricants and processing aids.
Proprietary concentrates of silicone fluids for all thermoplastics reportedly improve mold release, reduce overall cycle time, reduce rejects, and improve part wear and bearing properties. Also multifunctional concentrates.
Vegetable and petroleum waxes, calcium and zinc stearates, and silicone fluids.
Specialty lubricant concentrates for most thermoplastics reportedly improve wear resistance and mold release, reduce warpage and rejects, lower material and energy costs, make finishing easier, and reduce tool wear. Available in cubes, pellets or as powders, alone or in multifunctional concentrates with other additives and/or colors.
Uniflex products include several grades of butyl stearate suitable for use with molded or extruded processes. Said to be compatible with PS and polyvinyl butyral, and partly compatible with PVC.
AXEL PLASTICS RESEARCH LABORATORIES
Mold Wiz internal lubricants and processing aids are complex polymeric blends containing no wax, silicone, or metallic stearate. Nonexuding additives are mixed into thermoplastics, thermosets, and rubbers at levels of 0.1-1% by weight.
Products compounded into thermoplastic resin or dry blended by end user. Synergistic effects reduce melt temperatures and increase melt flow index for faster cycle times at lower temperatures. Improved resin flow allows easy fill of deep draw cavities, with smooth release of thin-walled parts. No warpage when releasing parts from cores or threaded molds. Better wetting of reinforcements and aided elimination of buildup, flow marks and weakness in the weld line. Molds remain clean; no solvent vapors are released. Molded parts ready for painting, bonding, printing or plating without degreasing. Many products FDA approved.
High-purity metallic stearates as internal/ external lubricants include:
* Hy Dense calcium stearate HP granular and RSN powder for rigid PVC pipe and siding lubrication and other multiple applications requiring a lubricant with reduced dusting, easy handling, and consistent quality.
* Magnesium stearate RSN 1-1 for lubricating ABS resins.
* Zinc stearate RSN 131 HS for superior clarity/color stability in crystal PS.
* Hy Dense zinc stearate XM powder for low viscosity and good mold release in polyester SMC and BMC.
* Hy Dense zinc ultrafine as a dispersion and for color concentrates.
* Kosher Hy Dense calcium stearate for multiple applications including food packaging.
* Kosher Hy Dense zinc stearate for polymer systems requiring superior lubrication, low dusting, easy handling, and consistent quality.
BASF CORP., CHEMICALS
Luwax PE and montan waxes designed for use as lubricating, wetting and mold-release agents. In extrusion they reportedly allow control over plastication time and maximum torque. Also said to reduce tack and improve gloss of finished products. When used in film processes, Luwax reportedly reduces tack without affecting film transparency and does not plate out.
BUCKMAN LABORATORIES, INC.
Busperse 47 dimethyl amide of an unsaturated fatty acid functions as a lubricant in extrusion processes and a pigment dispersant and viscosity depressant in many resins.
Offers various release agents and specialty lubricants for all processes.
Range of glycerol esters for lubrication of PVC and as antifogs, antistats and antiblocks in polyolefins.
Distilled mono glycerides in various physical forms include Pationic 900 and 901 fine beads, Pationic 909 very fine beads, and Pationic 907 semi-solids.
Mono/diglycerides include Pationic 1042 and 1052 fine flakes, Pationic 1501 and 1083 liquids, and Pationic 1064 and 1074 semi-solids.
Glycerol tristearates include Pationic 1019 fine flakes and Pationic 919 very fine beads.
CASCHEM, INC. DIV. OF VERTELLUS SPECIALTIES INC.
Internal and external lubricants produced from castor-oil fatty acids. Hydroxyl group on the fatty portion of the molecule improves dispersibility, compatibility, and wetting of pigments, dyes and other additives.
Paricin 285 and 220 amide waxes recommended for ABS and PVC molding and extrusion. At levels of 0.5-1%, they provide internal and external lubrication, improve gloss, and act as antistats.
Complete line of specialty lubricants for OEM and private label use. Products include Anti-Seize compounds, Moly lubricants, Metal Tap 5 food-grade specialty lubricants, dry film lubricants, and light- and heavy-duty lubricants for high-temperature applications.
Lubricants include water-based and CFC-free external release agents for flexible and rigid PUR, reinforced polyester, rotomolding, thermoset and thermoplastic molding. Perma-Mold releases specifically for rigid urethane foam. Mono-Coat semi-permanent formulations can double mold productivity, while giving multiple releases. Product does not build up on mold or transfer to part. Company also provides custom formulating.
CHEMAX POLYMER ADDITIVES
Specialty additives include lubricants, antistats, slip agents, pigment dispersants and antifogs. Most have FDA clearance for food packaging and are effective at low use levels.
Supplies a dozen varieties of Marklube lubricants for rigid and flexible PVC. Different grades provide internal and/or external lubricating action and/or metal release. Product types include Hydrobrite oils for PVC, glycerol fatty ester, and bis(stearoyl)ethylene diamine.
Also supplies metallic stearates for polyolefins.
Dry powder or compounding of lubricant/ processing aid masterbatches from pound to truckload quantities in all resin systems and additives combined with colorants to provide multifunctional concentrates.
CLARIANT ADDITIVE MASTERBATCHES
Cesa-slip lubricant masterbatches improve flow characteristics of plastics during processing and also reduce frictional resistance of end-product surfaces while enhancing both appearance and function. Custom masterbatches also available along with masterbatches that combine active ingredients with selected pigments and dyestuffs.
CLARIANT CORP. PIGMENTS & ADDITIVES
Complete line of waxes includes Montan, PE, PP and micronized waxes, and ethylene bisstearamide. Benefits include pigment dispersion, lubrication, mold release, compatabilization and nucleation. Products used in polyolefins, PVC, rubber and engineering resins.
CLIMAX MOLYBDENUM CO.
Molysulfide line of molybdenum disulfide is a solid lubricant supplied in three grades: technical, technical fine, and super fine. Used in nylon, acetal, phenolics, PTFE, epoxy and other resins at loadings of 2% to 40%. Its prime function is to modify external friction and enhance wear properties of the base resin, but it is also used to give internal lubrication and improve the physical and mechanical properties of many resin systems.
COGNIS-OLEOCHEMICALS, LLC PLASTICS TECHNOLOGY DIV.
Loxiol ester wax additives include internal and external lubricants:
* Glycerol esters for co-stabilizing effect and flow. Useful in clear PVC and FDA-approved applications.
* Simple esters such as Loxiol G-32, G40 and G60 for thermal stability, low water sensitivity, and replacement of amide waxes.
* Partial esters of polyfunctional alcohols such as Loxiol P728 for balancing properties of ester internal lubricants.
* Polymeric polyfunctional alcohol fatty acid compounds for metal release, and as economical replacements for montan esters.
* Ester-based co-stabilizing lubricants for improvement in thermostability of PVC formulations, reducing stabilizer levels. Recommended for opaque, rigid PVC fittings, profiles, siding, sheet, and foamed PVC.
Most have FDA approval for use with food and impart good clarity to transparent articles such as vacuum formable blisterpack sheet and bottles. Applications in PVC, rigid frames and PC, phenolics, acrylics and nylons. Advantages include good printability, water-blush resistance, reduction of die swell, prevention of sinks in injection molding, superior melt flow, lower plateout, and improved compatibility.
Paraffin-free co-stabilizing esters for rigid PVC extrusion, high output, low plateout and optimal process window.
Crodamide lubricants impart slip, antiblock, and mold release to polyolefins, PS, PVC, nylon, ABS and specialty engineering resins.
Crodamides are fatty acid amides, which include primary amides (erucamide, oleamide, behenamide and stearamide) and secondary amides (stearyl erucamide and oleyl palmitamide). Secondary amide line has superior thermal stability for use where process temperatures do not allow conventional lubricants. Also Crodamide lubricant additives for thermoplastic elastomers and various engineering resins, alloys and blends. Products also serve as organic antiblock agents without affecting film clarity.
Zinc and calcium stearates for use as lubricants and pigment dispersants in color concentrates and dry colors. Also clear-melting zinc stearate for use in crystal PS.
Ultrafine PTFE lubricant powder for use as a self-lubricating additive.
Lubricant products include tool lubricants, general machine lubricants, way oils, aerosol lubricants, and industrial strength greases.
DOW CORNING CORPORATION
Silicone fluid, silane and modified polymers-products include antifoams, coupling agents, internal and external lubricants, process modifiers, and surfactants.
Silicone fluids can be compounded into thermoplastics to reduce friction/wear and increase load-speed capabilities. Function as an internal lubricant to lower melt viscosity. Benefits often include reduced cycle times, less warpage, fewer rejects, and improved surface appearance and gloss. Reportedly excellent internal mold-release agents that often eliminate need for external releases.
Antifoams used in shredding and recycling operations, and during polymerization. Powered materials help eliminate voids in plastic injection molding.
Coupling agents may be amino-functional, methacrylate, styrylamine cationic, epoxy, or chloralkyl functional. They are used to couple fibers to resins in reinforced plastics and as a surface pretreatment of fillers and reinforcers.
Process modifiers include fluids to encapsulate or coat dry particles for improved flow, hydrophobicity and anticaking properties. Silane chemicals can be used during polymerization to modify catalyst activity and polymer tacticity.
Surfactants produce foams with improved water resistance and allow foam fusing at low temperatures. Low odor compared to alkali metal soap surfactants.
DUPONT COATING & RELEASE SYSTEMS
Teflon fluoro additives increase lubricity and wear resistance of thermoplastics and elastomers. Teflon MP 1000, 1100, 1200, 1300, 1400 and 1500 grades said to show an unusual degree of color, particle size, and property consistency. Reportedly do not agglomerate and thus are more easily dispersible. One reportedly unique property of Teflon MP 1500 is that it can increase tear resistance of elastomers. At use levels of 20 phr, it reportedly increases tear resistance of silicone rubber two to three times.
Products, which come in white powders, have similar chemical and temperature resistance and low coefficient of friction, but each has a slightly different molecular weight and particle size (from 1 to 50 microns).
DUPONT PERFORMANCE ELASTOMERS
Viton FreeFlow fluoroelastomer processing aids increase throughput in polyolefin manufacturing and reduce melt fracture.
DUPONT PERFORMANCE LUBRICANTS DCSE
Krytox oils and greases are lubricants that combine high-temperature performance, nonflammability and chemical inertness under a wide range of conditions.
Offers a family of specialty processing additives, which include Dyneon PTFE Micropowders and Dynamar Polymer Processing Additives (PPAs). Dyneon PTFE Micropowders are white, fine-particle powders of low-molecular-weight ploytratrefluoroethylene (PTFE). Micropowders are used as additives in a variety of applications including plastics, printing inks, lubricants and coatings to improve the nonstick and antifriction properties of the matrix materials. Dynamar PPAs are used in extruding polyolefin resins such as LLDPE and HDPE, Dynamar multipurpose extrusion aids reduce die build-up, eliminate surface defects such as melt fracture or shark skin, and may even allow an increase in output.
EASTMAN CHEMICAL CO.
Epolene low-molecular-weight polyolefins as extrusion lubricants for rigid PVC. Also useful as processing and mold-release lubricants for ABS, polyesters, PC, nylons, polybutylenes and PE.
EXXONMOBIL CHEMICAL CO. ELEVAST POLYMER MODIFIERS
Elevast liquid polymer modifiers improve polyolefins by lowering their melt viscosity, which enables faster cycles and line speeds and also aids filler dispersion. These modifiers also enhance flexibility, toughness, and elasticity of polyethylenes, polypropylenes, TPOs, TPVs, ethylene plastomers, and specialty olefinic TPEs. They also have some compatibility with styrenic TPEs such as those based on SEBS. Elevast polymer modifiers are highly compatible with polyolefins and have minimal effect on heat resistance.
FERRO CORP. RIGID POLYMER APPLICATIONS
Synpro metallic stearates offer a broad range of lubrication solutions:
* For flexible and rigid PVC, Synpro calcium stearate 15F and Synpro calcium stearate 12B. Calcium stearate lubricants come in easily dispersed, low-dusting, granular and powder free-flowing forms.
* For PE and PP, Synpro calcium stearates 114-36 and cost-effective Synpro 500 and 600 grades. Synpro zinc stearate 8 also available.
* For ABS, Synpro magnesium stearate 90 and magnesium stearate Type NF.
* For high-impact and expandable PS, Synpro zinc stearate ACF, GP, 8 and 44HS.
* For crystal PS and melamine, Synpro zinc stearate 8 and 44HS.
* For polyester, Synpro zinc stearates FRP, D and DLG10A.
* For phenolics, Synpro calcium stearate 12B and Synpro zinc stearate.
Petrac waxes are used as external lubricants for rigid PVC and as release agents for molded PVC. In combination with stearates, Petrac waxes provide internal and external lubrication. Products include Petrac 215 oxidized PE wax and Petrac 165 parafin wax for vinyl extrusion. Also Petrac fatty acids used as emulsifiers in polymerization processes and as plasticizers and lubricants in rubber compounding.
SXT lubricant systems suitable for wood/ plastic composite extrusion applications.
Several additives can be incorporated in Spectraflo liquid dispersions, primarily internal mold releases. Silicone and nonsilicone products offered for polyolefins, styrenics and nylon parts. Calcium, aluminum and zinc stearates available as internal lubricants for nylon.
A liquid purge compound runs in a wide variety of resins including nylon, PC, ABS, PE, PP, HIPS, and GPPS. FDA approved. LDR is 8-10% and can run at any temperature range and cycled through hot-runner mold. Vehicle system stable from 350 F to 700 F.
Fatty acid esters act as internal lubricants, antistats, antifogging agents and defoamers.
Also PE waxes, metallic stearates, silicone fluids, and emulsions.
HALSTAB DIV. HAMMOND GROUP INC.
Two lead-based lubricants, Hal-Lub-N and Hal-Lub-D, for PVC wire and cable, extruded profiles, and molding compounds.
Also three nonlead lubricants: Hal-Lub-B (barium stearate), Hal-Lub-C (calcium stearate), and Hal-Lub-Z (zinc stearate).
INOLEX CHEMICAL CO.
Various monoester, diester, and polyester lubricants for thermoplastics and elastomers. Products offer broad ranges in viscosities, melt points, volatilities and lubricant properties.
KANEKA TEXAS CORP. MODIFIER
Kane Ace acrylic processing aids for use in PVC. Varying molecular weight from ultralow to ultra-high. Products include PA-10, PA-20, PA-30, PA-40, PA-50, PA-100 and PA-101. PA-100 and PA-101 minimize sticking to metal surfaces.
KENRICH PETROCHEMICALS, INC.
Titanate coupling agents said to be highly effective lubricants at use levels below 2% of filler content. In filled systems they reportedly cut need for processing lubricants by 75-90%. Titanate and zirconate coupling agents also increase flow of unfilled polymers.
Kenplast ESB cumyl phenol benzoate, a solid processing aid, said to improve molding and extrusion characteristics and enhance physical properties of finished product. Used in PVC extrusion, RIM urethanes, and nylon processing.
Fatty-based, internal and external lubricants mostly used at low levels (around 0.5-2 phr). Many approved for food-contact applications.
Bisamide waxes include Acrawax C, Glycolubes, and Glyconol for extruding and molding PVC, ABS, PUR, nylons, and other engineering thermoplastics. Glycolube line has applications as internal/external lubricants, mold releases, antifogs and antistats for many polymers.
Proprietary products such as Glycolube P and TS suggested for engineering resins and polymer alloys.
Glycolube PG and Vinylubes used in PVC bottles, sheets, and profiles when clarity and throughput are critical.
M. MICHEL & CO., INC.
Cachalot plastic additive S-53T3 higher-alcohol-based extrusion, casting, and calendering aid primarily for flexible PVC to prevent sticking.
MCGEE INDUSTRIES INC. MCLUBE DIV.
Lubricants for all types of applications include dry film coatings, oils, greases, pastes and antiseize products.
METER-MIX ACCUMETRIC, LLC
Silicone fluid lubricants are said to enhance resin moldability, decrease stress marks, and improve molded finish.
PENRECO DIV. PENNZOIL PRODUCTS CO.
Line of white mineral oils, petrolatums, and other specialty petroleum products. White mineral oils in a range of viscosities used as plasticizers, internal lubricants, catalyst carriers, mold-release agents, extender oils and dispersing agents.
Specializes in high-molecular-weight, high-distillation, low-volatility products such as Drakeol 34, White Mineral Oil, USP and Drakeol Supreme.
PHOENIX PLASTICS CO., INC.
Offers family of patent-pending processing-aid masterbatches based on a chemistry for use in injection molded plastics and extruded profiles. Trade-named eel-Span, products are tailored for use in various plastics spanning from polyolefins, PS and PVC, to ABS, PC, thermoplastic polyesters and nylons.
Additives reportedly can replace existing processing aids, which depending on the plastic, can range from primary and secondary antioxidants, nucleating agents in PP, as well as lubricants ranging from metallic stearates, amides and fatty acid additives used in polyolefins and styrenics to waxes used in PVC.
PLASTICS COLOR & COMPOUNDING
Concentrates containing lubricants and heat and light stabilizers supplied in PS, polyolefins, and most other thermoplastics.
PTFE powders to reduce friction and improve antistick properties.
PAC-0154 is an economical, high-efficiency processing-aid concentrate said to offer a superior combination of properties and lower usage levels than earlier concentrates. At low addition levels, it is said to eliminate melt fracture, die buildup and gel formation.
FSC-0500V is a fast-blooming oleamide slip concentrate derived from 100% vegetable sources. It is designed for use in PE food-packaging films complying with dietary restrictions. It is said to be more cost-effective than erucamide-based slip concentrates.
Custom lubricant and processing-aid concentrates contain as much as 60% additive. Specialty additive concentrates in pellet form include:
* CR5 recommended for PP to reduce viscosity, increase melt-flow rates, and reduced process temperatures and cycle times during molding at use levels of 0.25-1.0%.
* PA3-FP2 active fluoroelastomer concentrate specifically for use in LLDPE film applications.
* CR20P pelletized peroxide concentrate (20% active peroxide) specifically for use in reprocessing PP and filled PP compounds for decreasing viscosity and increasing melt-flow rate.
* RM40 and RM70 molybdenum disulfide concentrates for lubricating nylon gears and bushings.
REAGENS USA INC.
Paraffin wax, calcium stearate and blends of wax/stearate include C-Wax 100 for PVC extrusion; S-Waxes 1, 2, 3, and 4 blends of C-Wax 100 and calcium stearate; and S-Wax 3, 50% paraffin wax and 50% calcium stearate. Oxidized PE also can be added. Products supplied as flakes or pastilles.
Ester-type lubricants include C-Wax 140 and C-Wax 150. Polyethylene wax (P-51) also offered.
ROGER A. REED INC.
Synthetic wax internal lubricants and mold releases.
L-55RII (co-dried aluminum-magnesium hydroxycarbonate) is an improved synthetic hydrotalcite, which has proven effective in neutralizing residual acidity in various synthetic polymers by anion exchange because of its latice-layer structure. A finely divided, free-flowing odorless powder, it is coated with tallow or food-grade vegetable (palm) based sodium stearate.
L-55RII exhibits five to six times greater acid neutralizing capacity than calcium stearate and can be used in the manufacture of polyolefins such as PP and PE, engineering plastics such as ABS, PVC additive packages, halogen-containing flame-retardant compositions, and pigment/color concentrates. Acid neutralizing capacity of product is 21-23 mEq of acid consumed per gram.
Products used as lubricants include Alkamuls EL-985 and Alkamuls SML for PVC. Also Lubrhophos RD-510 used as fiber and plastic lubricant, Antarox F-88 as an internal lubricant for ABS resins, and Lubril JK demolding and antistat agent.
ROHM AND HAAS CO. PLASTICS ADDITIVES Advawax specialty wax, slip and antiblocking agents are designed for use in ABS, vinyl, PS and other polymers. Bisamide wax Advawax 280 is FDA-compliant for food and packaging. Advalube specialty lubricants designed for challenging processing in vinyl, PC and polyolefins. Advapax lubricating stabilizers offer superior processing for pipe extrusion, siding and profile extrusions and molded fittings.
Paraloid K 100 series acrylic processing aids produce rapid fusion, homogeneous melt, increased melt strength, and easy thermoformability in rigid vinyls. Applications include those requiring weatherability for long-term outdoor exposure such as building products and nonweatherable clear and opaque uses such as containers, film, and sheet.
Series includes Paraloid K-120ND for superior clarity and dispersibility, Paraloid K-125 for high efficiency, Paraloid K-130 for balance of clarity and efficiency, and Paraloid K-175 for lubricating to reduce sticking and plateout. Paraloid K-400 is a specialty processing aid, which allows substantial density reduction and superior surface for foamed vinyl.
ROWA GROUP US LLC
Produces Tramaco peroxide additive concentrates for enhanced PP flow modification. Available as pellets, they allow for safe and accurate application.
SAINT-GOBAIN ADVANCED CERAMICS STRUCTURAL CERAMIC GROUP
Boron nitride, which has a structure similar to graphite, is a specialty multifunctional additive available in various mesh sizes. It adds lubricity and machinability. It is a superior thermal conductor while being electrically insulating. Latest research shows it to be a unique processing aid in PE, significantly delaying the onset of gross melt fracture to much higher shear rates. It is particularly effective in metallocene PE blown film.
SASOL WAX AMERICAS, INC.
Synthetic and petroleum-derived wax-based PVC lubricants as single components or as multicomponent lubricant packages in standard ratios or custom formulated. Most products are PPI and NSF listed.
* Moorelube 165 S premium synthetic wax for superior lubricity and high product consistency.
* Moorelub 165 FR single-component paraffin wax for superior external lubricity in highly critical extrusion applications.
* Moorelube 165 P blend of natural and synthetic waxes for general-purpose applications where higher shear rates may be encountered.
* Moorelube 165 blend of paraffin waxes for general purpose applications.
* Moorelube 50 combination of paraffin wax and calcium stearate provides external lubricity while maintaining fast fusion.
* Moorelube 355 combination of paraffin wax and oxidized PE wax in a ratio suited for PVC extrusion. Ensures optimum dispersion of PE wax for superior surface finish.
* Moorelube 445 blend of paraffin wax, calcium stearate, and oxidized PE wax for extrusion of potable water pipe.
* Moorelube 448 blend of paraffin wax, calcium stearate, and oxidized PE wax for pipe extrusion where a higher level of calcium stearate is needed. Can also be used for pipe formulations containing 15-25 phr filler.
* Moorelube 445HF multicomponent lubricant for producing good physical properties in pipe containing 25-40 phr filler.
SCI INTERNATIONAL (USA) INC.
Ethylene bis-stearamide in powder, prilled, and micronized forms used as lubricants and release agents in rigid and semi-rigid PVC, ABS, PS, PC, and other resins.
Mono-, di-, tri-, and tetra-pentaerythritol stearates in flake and bead form used as lubricants and release agents in rigid and chlorinated PVC, PE, crosslinked PE, PS, PC, and ABS.
Metallic stearates (calcium, zinc, magnesium, sodium) in powder and micronized forms used as lubricants and costabilizers in rigid PVC, ABS, polyolefins, PS, polyamides, PC, and polyurethanes.
Metallic soaps (calcium behenate, calcium 12-hydroxy stearate) in powder and flake used as lubricants and costabilizers in rigid and semi-rigid PVC, and PVC copolymers and alloys.
SHAMROCK TECHNOLOGIES, INC.
Fluoro-T PTFE micronized powdersare specially designed additives for engineering thermoplastic resins such as nylon, acetal and PC, as well as other resins and elastomers. Particles are free-flowing and easily dispersed. Fluoro-T improves anti-wear and abrasion resistance, reduces surface friction, and are cost-effective.
SPECIALTY RONDOT, INC. SPECIALTY PRODUCTS
Full range of external and internal release agents and processing aids for thermosets and thermoplastics.
KantStik semi-permanent release system for advanced composites and reinforced plastics provides an assured system for most applications. Line includes KantStik Mold Cleaner, KantStik Sealer, KantStik SPC, and KantStik 94X for multiple releases with no transfer.
KantStik Cure Fast is a one-step, fast-curing, semi-permanent sealer and release agent allowing multiple molding cycles and can withstand high molding temperatures of 700 F.
Evergreen products developed to meet environmental safety standards include waterbased release agents KantStik LM Concentrate and KantStik M-56.
KantStik Q powder and KantStik S powder internal lubricants for thermoplastics are said to increase resin flow into deeper recesses and sections of mold cavities and lower and reduce shark skin.
Resin Release N is an outstanding aid for polyurethane resin release. It is available in paste form and can be thinned to a sprayable form.
Styrid styrene suppressant additive for polyester resins meets government standards for styrene emission control. It is economical and easy to use and does not interfere with interlaminar bonding or gel time.
STEPAN CO. PLASTIC & FIBER ADDITIVES
Drewplast glycerol and partial glycerol esters are primarily internal lubricants for rigid PVC that promote fusion and lower melt viscosity. Said to exhibit excellent thermal stability and resist hydrolysis, and have FDA food-additive or food-adjunct status.
Drewplast polyoxyethylene external lubricants reportedly have antistatic and moisture-coalescing properties, particularly in PVC food wraps. Have FDA food-additive or food-adjunct status.
Kessco butoxyethyl stearate (BES) used as an external lubricant in audio, video, and computer tapes.
STRUKTOL COMPANY OF AMERICA
Line of specialty additives designed for superior blending and dispersion as well as lubrication and processing enhancement properties. Products, especially efficient where highly filled plastics are compounded, include:
* USP grade zinc stearate available in dust-free, environmentally friendly prill or pellet form is a versatile dispersion and processing aid that meets all USP guidelines for use in pharmaceutical products.
* Clear-melt zinc stearate, available in dust-free, environmentally friendly prill or pellet form is recommended for general-purpose PS where clarity is needed.
* TR016 anionic surfactant for use in mineral-filled polyolefins is an effective process and dispersion aid for wood fiber/fluorfilled polyolefins.
* TR041 FDA-sanctioned nonionic wetting agent aids in the incorporation and dispersion of polar fillers and pigments. Specifically effective for highly loaded flame-retardant compounds.
* TR251/TR255 anionic/nonionic surfactants now available as FDA-sanctioned products. Targeted where EBS is being used, products show improved dispersion and processability in ABS, rigid PVC, color concentrates and highly filled applications.
* TR044 heat-stabilized processing aid provides improved flow and release in many polymers, and especially for polar or filled engineering resins currently using PETs. Effective in improving processability and physical properties of recycled PET.
* TR060/TR065 resinous additives used as blending and dispersion aids. TR060 used in lower temperature polymers improves end properties of recyclate-containing compounds while also improving dispersion and reducing splay in colored and filled olefins. TR065 is targeted at higher temperature polymers and has superior blending properties and incorporation of impact modifiers. Effective in PC/ABS alloys.
* V-Series lubricant packages for rigid PVC specifically designed to improve processing, reduce plateout, and lower overall compound costs through blending multifunction lubricants.
Company is ISO 9001 registered.
SYRGIS PERFORMANCE INITIATORS
Precipitated and modified fusion-process metallic stearates include aluminum octoate and stearate, barium, calcium, lithium, magnesium, sodium, and zinc stearate (including clear-melt, polymer, and granular types).
Supplies internal and external synthetic lubricants and is now the exclusive North American distributor for a complete line of competitively priced, plant-derived additives for polyolefins, PVC, styrenics, polyurethane, nylon, ABS, PC and other engineering resins from Fine Organics of India. Included are internal and external lubricants, processing aids, flow promoters, slip additives and antiblocking agents.
Fine Organics' Plastaid-T multifunctional processing aid is for filled PVC compounds, thermoset compounds, filled styrenic compounds, glass-fiber reinforced thermoplastics, and highly filled mineral and flame-retardant compounds. It reportedly reduces melt viscosity and improves flow, promotes uniform dispersion of fillers, improves mechanical properties, and reduces mold shrinkage and die swell.
TEKNOR COLOR CO. DIV. OF TEKNOR APEX CO.
Lubricants and processing aids including slip, antiblock and internal mold-release additive concentrates in various thermoplastic resin carriers.
Formulations can combine custom color with processing aids.
WACKER CHEMICAL CORP.
Silicone fluids and emulsions in several viscosities recommended as internal lubricant additives for thermoplastics. Dimethylpolysiloxane fluids with viscosities of 12,500 and 30,000 cst reportedly most effective when added to most thermoplastics, including nylons and styrenics.
Reported benefits include lower coefficients of friction, improved wear resistance, easier demolding, and in many cases, lower melt viscosity, which can speed injection rate and reduce cycle time.
Special functional silicone fluids and emulsions reportedly give unique lubricity and multiple release effects, or allow easier paintability.