Microsuspension polymerization

Details Microsuspension polymerization Microsuspension polymerization

1990-01-16

1991-04-23

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521128, 521130, 521137, 521155, 524732, 524773, 524839, 524840, C08G 1814

Patent

active

050101145

ABSTRACT:
Method for polymerizing a monomer suspended in water which comprises:
Preparing a polymerization mixture of a water immiscible, liquid, ethylenically unsaturated monomer, a polyisocyanate and an oil soluble free radical initiator, dispersing said mixture in a solution of water and a surfactant, and effecting polymerization of said monomer.

REFERENCES:
patent: 4353809 (1939-10-01), Hoshi et al.
patent: 4877767 (1982-10-01), Liang et al.

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