Expandable ethylenically unsaturated polymer particle compositio

Details Expandable ethylenically unsaturated polymer particle compositio Expandable ethylenically unsaturated polymer particle compositio

1975-07-17

1978-08-29

Ziegler, J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 84, 521 89, 521 97, C08J 900

Patent

active

041102673

ABSTRACT:
Expandable ethylenically unsaturated polymer particle compositions containing an expanding agent, said polymer particles having the surfaces thereof coated with a layer of a compound comprising calcium carbonate having a particle size of from 0.02 to 0.2 microns and the surfaces of said calcium carbonate particles having chemically attached thereto organic compounds selected from the group consisting of higher fatty acids, resin acid, lignin sulfonic acid and mixtures thereof.

REFERENCES:
patent: 3086885 (1963-04-01), Jahn
patent: 3151192 (1964-09-01), Jacobs et al.
Jour. of the Society of Rubber Industry, Japan, vol. 34, pp. 928-940, (1961); vol. 36, pp. 295-303, (1963); vol. 34, pp. 89-91 (1961).

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