Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
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
Grogler Gerhard
Schwindt Jurgen
Uhrhan Paul
Bayer Aktiengesellschaft
Cockeram H.S.
Gil Joseph C.
Harsh Gene
Olson R. Brent
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