Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1982-02-18
1984-05-15
Pertilla, Theodore E.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
428 35, 428418, 523404, 525533, C08L 6302
Patent
active
044489129
ABSTRACT:
Heat hardenable binders comprising aqueous dispersions of solid epoxy resins of a special structure, wherein some of the glycidyl groups are converted into quaternary ammonium groups by means of primary and/or secondary amines and quaternization, and further containing hardeners and possibly other conventional additives, characterized in that they contain, as hardeners, polybasic water-soluble polycarboxylic acid units or the anhydrides or acid esters thereof having a COOH functionality of at least 3, and the use of the binders for the preparation of hardened products, particularly coatings.
REFERENCES:
patent: 3269975 (1966-08-01), Lee
patent: 3336253 (1967-08-01), Wong et al.
patent: 3989679 (1976-11-01), Sluis et al.
patent: 4302373 (1981-11-01), Steinmetz
Becker Wilhelm
Manz Albrecht
Hoechst Aktiengesellschaft
Pertilla Theodore E.
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