Latex conversion to cationic form use, for example in cationic a

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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Details

524 61, 524250, 524251, 2523115, C08K 9500

Patent

active

050455761

ABSTRACT:
The present invention provides for a method of converting an anionic latex to a cationic latex by the addition of a steric stabilizer and a cationic surfactant. The invention also provides for a method of using the cationic latex prepared by the conversion, in an asphalt emulsion. The converted latex provides improved torsional recovery properties to the cured asphalt emulsion.

REFERENCES:
patent: 3867162 (1975-02-01), Elste, Jr.
patent: 3933710 (1976-01-01), Fukushi et al.
patent: 3979916 (1976-09-01), Califano et al.
patent: 4791161 (1988-12-01), Leising

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