Process for making polyurethane resins via thio-group containing

Details Process for making polyurethane resins via thio-group containing Process for making polyurethane resins via thio-group containing

1977-08-22

1979-03-27

Cockeram, H.S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

260 18TN, 260 459AD, 260553A, 260558S, 260570D, 260571, 260578, 521 3, 521164, 528 46, 528 53, 528 64, 560 13, 560 18, C08G 1814, C08G 1838, C08G 1810

Patent

active

041466888

ABSTRACT:
This invention relates to new polyurethane resins produced by a process in which aromatic diamines containing thio-groups are used as chain-lengthening agents.

REFERENCES:
patent: 3194793 (1965-07-01), Kogon
patent: 3375264 (1968-03-01), Sayigh et al.
patent: 3580869 (1971-05-01), Rhodes et al.
patent: 3905944 (1975-09-01), Finelli
patent: 3933692 (1976-01-01), Kushlefsky
patent: 4017464 (1977-04-01), Kimball
patent: 4031049 (1977-06-01), Hirosawa

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