Power lacquer binders and process for the preparation thereof

Details Power lacquer binders and process for the preparation thereof Power lacquer binders and process for the preparation thereof

1980-08-29

1981-09-08

Lieberman, Paul

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

Synthetic resins

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

525438, 525934, 260 40R, 260 4228, 428418, C08L 6300

Patent

active

042885698

ABSTRACT:
A powder lacquer binder composition which comprises a homogeneous crosslinkable mixture comprising: (A) a polymer containing more than one carboxyl group and having a melting and softening point of from 20.degree. to 150.degree. C. (as determined by differential thermoanalysis) and an acid number of from 10 to 150 mg of KOH/g; and (B) a 1,2-polyepoxide which is N,N',N"-triglycidyl triazolidine-3,5-dione having an epoxide value of from 0.6 to 1.13; the mixture containing from 0.5 to 1.5 1,2-epoxide group per carboxyl group; and a process for the preparation thereof.

REFERENCES:
patent: 3836604 (1974-09-01), Hagemann
patent: 3900435 (1975-08-01), Wingler
patent: 3935138 (1976-01-01), Wingler
patent: 4147737 (1979-04-01), Sein
patent: 4242253 (1980-12-01), Yallourakis

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