Multi-stage polymer latex cement modifier and process of making

Details Multi-stage polymer latex cement modifier and process of making Multi-stage polymer latex cement modifier and process of making

1992-02-14

1994-07-12

Seidleck, James J.

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

Synthetic resins

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

525302, 525311, 525312, 525902, C08F 222, C08F26502, C08K 510, C04B 2406

Patent

active

053289528

ABSTRACT:
Multi-stage polymer process and composition having an alkali-insoluble emulsion polymer and an alkali-soluble polymer are produced by a two-stage sequential emulsion polymerization process. When the multi-stage polymers of this invention are utilized as cement modifiers, improvements in cement mortar physical properties are realized.

REFERENCES:
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patent: 4916171 (1990-04-01), Brown et al.
patent: 4942201 (1990-07-01), Briggs et al.
patent: 4948822 (1990-08-01), Iovine et al.
patent: 5112691 (1992-05-01), Briggs et al.
patent: 5149729 (1992-09-01), Englund

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