Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1983-11-25
1987-08-18
Welsh, Maurice J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521167, 521169, 521174, 521176, 528 75, 528 76, 528 77, 528 78, 528 79, C08G 1814
Patent
active
046877886
ABSTRACT:
Urethane elastomers are prepared which have a percent linear dimensional change after being immersed in water of not greater than 0.80%.
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patent: 4269945 (1981-05-01), Vanderhiden et al.
patent: 4301110 (1981-11-01), Cuscurida et al.
patent: 4312973 (1982-01-01), Critchfield et al.
Hillshafer Douglas K.
Turner Robert B.
The Dow Chemical Company
Welsh Maurice J.
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