Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1990-01-29
1991-04-23
Kight, III, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
502164, 521110, C08G 1800
Patent
active
050101161
ABSTRACT:
The subject invention provides a urethane foam which does not require chlorofluorocarbons to manufacture and which conforms to the Montreal Protocol. The compositions of the subject invention are usable in a spray and a pourable form, and may be used in a variety of applications such as in the production of building panels, marine floatation, and roofing materials.
REFERENCES:
patent: 4760099 (1988-07-01), Canaday et al.
patent: 4904629 (1990-02-01), Galla et al.
Kight III John
Truong Duc
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