Flexible polyurethane foams containing glycoluril reaction produ

Details Flexible polyurethane foams containing glycoluril reaction produ Flexible polyurethane foams containing glycoluril reaction produ

1983-02-28

1984-07-03

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

252609, 521114, 521116, 521117, 521128, 521131, 521132, 521171, 524104, 524127, 524341, 524371, 524375, 524380, 524597, C08G 1814

Patent

active

044580363

ABSTRACT:
Polyurethane foams prepared from the reaction of polyester polyol with organic isocyanate have improved flame retardance and dripping ember retardance by incorporation of an additive comprising (1) halogenated flame retardant, and (2) organic solvent soluble glycoluril-formaldehyde material.

REFERENCES:
patent: 3041293 (1962-06-01), Polacek
patent: 3134742 (1964-05-01), Wismer et al.
patent: 3135707 (1964-06-01), Nyquist et al.
patent: 4118437 (1978-10-01), Parekh
patent: 4122049 (1978-10-01), Wagner
patent: 4130697 (1978-12-01), Stern et al.
patent: 4139501 (1979-02-01), Rudner et al.
patent: 4160075 (1979-07-01), Golser

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