Anticrater agent compositions for use in cathodic electrocoating

Details Anticrater agent compositions for use in cathodic electrocoating Anticrater agent compositions for use in cathodic electrocoating

1997-10-22

1999-03-16

Marquis, Melvyn I.

Organic compounds -- part of the class 532-570 series

Organic compounds

Silicon containing

523404, 523415, 523421, 523425, 528 27, 556413, 556446, 556449, C07F 704

Patent

active

058832769

ABSTRACT:
An improved aqueous electrocoating composition that contains an anticrater agent which is a reaction product of polyoxyalkylene diamine and glycidoxy alkyl alkoxy silane which is hydrolyzed and has a number average molecular weight of about 700-5,000; electrodeposited finishes are formed that have a significant reduction in craters and are smooth and even finishes.

REFERENCES:
patent: 3949140 (1976-04-01), Biefeld
patent: 4933415 (1990-06-01), Shimizu

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