D - Textiles – Paper – 01 – F
Patent
D - Textiles, Paper
01
F
18/599
D01F 6/74 (2006.01) D01F 6/60 (2006.01)
Patent
CA 2019438
Title Mixed Solvent for Aramid Spinning Dopes Abstract of the Disclosure A room temperature anisotropic spinning solution and associated spinning process are disclosed for poly(p-phenylene terephthalamide) using a solvent mixture of chlorosulfuric acid and sulfuric acid of at least 100% concentration.
E. I. Du Pont de Nemours And Company
Sim & Mcburney
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