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Spunbonded nonwoven fabric.

Spunbonded Nonwoven Fabric. U.S. Patent No. 8,067,320. Takashi Hisamoto, Chiba, Japan. Assignor to Mitsui Chemicals, Tokyo, Japan.

Filed: 1-29-07

Approved: 11-29-11

Patented is a spunbonded nonwoven fabric which is formed from fibers comprising a propyiene-based polymer and has MFR of 65 to 150 g/10 min which is a value measured after forming the spunbonded nonwoven fabric and a fineness of 0.01 to 1.5 deniers, wherein the basis weight is in the range of 5 to 40 g/m2 and the embossed area ratio is in the range of 6.5 to 25%, and wherein the fibers comprising a propyiene-based polymer are formed in a draft ratio of not less than 1500.
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Title Annotation:Patent Review
Publication:Nonwovens Industry
Date:Jan 1, 2012
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