Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1978-03-07
1979-06-26
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 28R, 260 312R, 260 318W, 260 336UB, 260858, 260859R, 521 82, 521 83, 521 99, 521114, 521172, 521174, 528 11, 528 12, 528 14, 528 18, 528 26, 528 28, 528 44, 528 57, 528 76, 528425, C08J 900
Patent
active
041593693
ABSTRACT:
Liquid isocyanate-terminated polyurethane prepolymers will react chemically with oxidated silicon compounds to produce isocyanate-terminated polyurethane silicate prepolymers which may be cured with a catalyst such as water.
REFERENCES:
patent: 4072637 (1978-02-01), Blount
patent: 4097424 (1978-06-01), Blount
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