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Unformatted text preview: Chapter 7 Nylon and Aramid Fibers nylon Number one for tenacity, good abrasion resistance, good elongation! Wallace H. Carothers, DuPont Company invented nylon in the late 30s a manufactured fiber in which the fiber-forming substance is a long-chain synthetic polyamide in which LESS than 85% amide linkages are attached directly to 2 aromatic rings. First synthetic fibers Nylon and Aramid aramid 1974 FTC separate category polyamide in which 85% or MORE amide linkages are attached directly to 2 aromatic rings 2 Main Classifications of NYLON nylon 6 Greatest production in Europe nylon 6 & 66 U.S. 6es refer to number of carbons nylon 6 - Russia variants 7, 9 - film isomers each polymer contains the same elements by weight the polymers molecules are arranged differently (6 and 66) NYLON: 1 st synthetic fiber produced in U.S. DuPont Chemical Company 1938 commercial product today INVISTA new division that makes the fiber Dupont makes the chemicals that make fiber....
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This note was uploaded on 01/19/2012 for the course HUEC 2040 taught by Professor Staff during the Fall '08 term at LSU.
- Fall '08