Polymer powder stability

Details Polymer powder stability Polymer powder stability

1995-02-16

1997-02-25

Weber, Thomas R.

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

Synthetic resins

Treating polymer containing material or treating a solid...

528498, 528502E, C08F 614

Patent

active

056060157

ABSTRACT:
A method for improved polymer powder stability is provided, particularly spray-dried emulsion polymers, by spray-drying emulsion polymers with selected low HLB surfactants. Stable spray-dried emulsion polymers are particularly useful as cement modifiers.

REFERENCES:
patent: 4171428 (1979-10-01), Kuhn
patent: 4203879 (1980-05-01), DeWald
patent: 5342897 (1994-08-01), Franzman et al.
patent: 5403894 (1995-04-01), Tsai et al.

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