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Recovery of Polyester from Contaminated Polyester Waste Field of the Invention
| Content Provider | Semantic Scholar |
|---|---|
| Author | Makar, Kamel Michel |
| Copyright Year | 2017 |
| Abstract | 73 Assignee: E. I. du Pont de Nemours and 57 ABSTRACT Company, Wilmington, Del. A process for recovering a polyester, preferably polyethyl 21 Appl. No.: 844,491 ene terephthalate, from contaminated polyester waste con taining non-polyester components, Such as polyester 22 Filed: Apr. 18, 1997 blended with cotton or other fibers in fabric or fiber forms, 6 olyester magnetic tapes, coated polyester films and engi 51 Int. Cl. ............................. C08J 11/04; CO8G 63/16 Poy 9. p poly 9. 52 U.S. CI 521/48; 528/308.1, 528/491 neering resins, by dissolving the polyester in molten |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | https://patentimages.storage.googleapis.com/ed/ed/da/d8973db845f7ad/US5866622.pdf |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |