Stable aqueous dispersions of tetraalkylpiperidines

Details Stable aqueous dispersions of tetraalkylpiperidines Stable aqueous dispersions of tetraalkylpiperidines

1985-04-11

1988-10-25

Kight, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524 91, 524100, 524102, 525162, 525186, 525443, 525540, 428460, 546 19, C08K 534

Patent

active

047804947

ABSTRACT:
An aqueous dispersion comprising one or more 2,2,6,6-tetraalkylpiperidine compounds having a molecular weight 2000 or less than 2000 and a melting point of 100.degree. C. or more, one or more cationic, non-ionic and/or anionic dispersing agents and an aqueous medium. These dispersions are suitable for use as light stabilizers in aqueous systems.

REFERENCES:
patent: 4408051 (1983-10-01), Hinsken et al.
patent: 4426471 (1984-01-01), Berner
patent: 4465757 (1984-08-01), Leppard et al.
patent: 4465765 (1984-08-01), Leppard et al.
patent: 4496649 (1985-01-01), Leppard et al.

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