Chapter_7_-_Nylon_and_Aramid_Fibers_-_Fall_2011-_Student_Version

Chapter_7_-_Nylon_and_Aramid_Fibers_-_Fall_2011-_Student_Version

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Unformatted text preview: Chapter 7 Nylon & Aramid Fibers nylon Wallace H. Carothers, DuPont Company 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. 1 Chapter 7 Nylon & Aramid Fibers aramid 1974 FTC separate category polyamide in which 85% or MORE amide linkages are attached directly to 2 aromatic rings 2 Nylon 2 Main Classifications nylon 6 Europe nylon 6 & 66 U.S. nylon 6 - Russia variants 7, 9 - film 3 Nylon 6 & 66 isomers each polymer contains the same elements by weight the polymers molecules are arranged differently 4 Nylon 1st synthetic fiber produced in U.S. DuPont Chemical Company 1938 commercial product today INVISTA Honeywell Shaw Industries 3rd most used synthetic fiber 5 Nylon - Manufacture nylon 66 nylon salt a compound 6 C in adipic acid AND 6 C in hexamethylene diamine 6 C in each molecule 6 Nylon - Manufacture nylon 6 pure caprolactam raw material 6 carbon atoms 7 Nylon - Manufacture...
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This note was uploaded on 01/16/2012 for the course BIO 1001 taught by Professor Hrinchevich during the Fall '09 term at LSU.

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Chapter_7_-_Nylon_and_Aramid_Fibers_-_Fall_2011-_Student_Version

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