Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1978-05-05
1979-05-08
Marquis, Melvyn I.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
260 18TN, 260841, 260849, 521 86, 521111, 521137, 521172, 521173, 528 44, 528 80, 528 75, 260 14, 260 15, C08G 1800
Patent
active
041537645
ABSTRACT:
Polyisocyanates are reacted chemically with an oxidated silicon compound to produce a polyisocyanate silicate prepolymer. The polyisocyanate silicate prepolymer will react with organic compounds to produce a polyisocyanate organic silicate solid/cellular solid product.
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patent: 3674430 (1972-07-01), Illigen
patent: 3716502 (1973-02-01), Loew
patent: 3956466 (1976-05-01), Blount
patent: 3975316 (1976-08-01), Villa
patent: 3981831 (1976-09-01), Markusch
patent: 4072637 (1978-02-01), Blount
patent: 4097424 (1978-06-01), Blount
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