On-site generation of polyurethane foam

Details On-site generation of polyurethane foam On-site generation of polyurethane foam

1975-03-24

1977-02-15

Cockeram, H.S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 25BD, 260 25AT, C08G 1814

Patent

active

040081885

ABSTRACT:
A prepolymer of a polymeric isocyanate and a halogenated polyol is used in generating polyurethane foam by means of a portable foaming apparatus. Such prepolymers retain the frothing agent adequately, have improved stability and exhibit practically no crystallization or viscosity increase on storage.

REFERENCES:
patent: 3072582 (1963-01-01), Frost
patent: 3219598 (1965-11-01), Bressler
patent: 3269961 (1966-08-01), Bruson
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patent: 3419532 (1968-12-01), Jackson
patent: 3692707 (1972-09-01), Pruit et al.
patent: 3741921 (1973-06-01), Lapkin
patent: 3847844 (1974-11-01), Fuzesi et al.
patent: 3883571 (1975-05-01), Allport et al.

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