Flame-retarded polyacrylamide or polymethacrylimide synthetic re

Details Flame-retarded polyacrylamide or polymethacrylimide synthetic re Flame-retarded polyacrylamide or polymethacrylimide synthetic re

1984-12-18

1986-03-18

Foelak, Morton

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

521 85, 521 94, 521128, 521149, 524130, C08J 906

Patent

active

045769710

ABSTRACT:
Flame retarded polyacrylimide or polymethacrylimide resin foams containing at least 70 percent by weight of cyclic acrylimide or methacrylimide units and incorporating at least 1 percent by weight of phosphorus, present at least partially in the form of a phosphorus compound, XCH.sub.2 --PO(OR).sub.2, wherein R is methyl, ethyl, or chloromethyl, and X is hydrogen, halogen, hydroxyl, or RO--CO--.

REFERENCES:
patent: 2773046 (1956-12-01), Dunn et al.
patent: 3627711 (1971-12-01), Schroeder et al.
patent: 4187353 (1980-02-01), Schroeder et al.
patent: 4205111 (1980-05-01), Pip et al.
Kirk-Othmer, Encyclopedia of Chemical Technology, 3rd Ed., vol. 10, John Wiley & Sons, New York, pp. 396-410.

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