Method for the preparation of polymeric spacing particles

Details Method for the preparation of polymeric spacing particles Method for the preparation of polymeric spacing particles

1995-08-15

1997-07-08

Chea, Thorl

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

Synthetic resins

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

524458, 524460, 524504, 524535, C08F 216

Patent

active

056462107

ABSTRACT:
A method is provided for the preparation of finely divided solid spherical polymer beads having an average particle size between about 0.1 and about 10 .mu.m and having a glass transition temperature of at least 40.degree. C. The method is a one step reaction in an aqueous reaction medium and said polymer beads are formed by the simultaneous reaction of

REFERENCES:
patent: 4333867 (1982-06-01), Sauntson
patent: 4614708 (1986-09-01), Timmerman et al.
patent: 5252660 (1993-10-01), Hazan et al.

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