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Polypropylene fibers and fabrics

  • US 20040028903A1
  • Filed: 07/02/2003
  • Published: 02/12/2004
  • Est. Priority Date: 08/22/2000
  • Status: Active Grant
First Claim
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1. A fiber comprising reactor grade polypropylene having a crystallization half time of from 2.5 to 6.5 min and having less than 50 stereo defects per 1000 units.

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