Process for preparing copolymer polyols

Details Process for preparing copolymer polyols Process for preparing copolymer polyols

1984-08-23

1986-04-08

Kight, John

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525 48, 525 49, 524792, 526206, 560 26, C08L 2500, C08L 7700

Patent

active

045814180

ABSTRACT:
Copolymer polyols are prepared by polymerizing ethylenically unsaturated monomer in a polyahl mixture in the presence of a triiodomethyl compound. The use of the triiodomethyl compound provides a lower viscosity, more stable copolymer polyahl.

REFERENCES:
patent: 3937690 (1976-02-01), Weisgerber et al.
patent: 4025481 (1977-05-01), Tournut et al.
patent: 4152506 (1979-05-01), Novak

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