Metal treatment – Process of modifying or maintaining internal physical... – Processes of coating utilizing a reactive composition which...
Patent
1987-08-31
1989-03-14
Silverberg, Sam
Metal treatment
Process of modifying or maintaining internal physical...
Processes of coating utilizing a reactive composition which...
106 1435, 148247, 148248, 148275, C23C 2202
Patent
active
048121746
ABSTRACT:
Rust preventing resin composition comprising a condensate of tannic acid, a phenol and an aldehyde or a ketone formed in the presence of an acid catalyst. The composition may be used as anticorrosive or rust preventing coating compositions.
REFERENCES:
patent: 3585159 (1971-06-01), Miharg
patent: 3753924 (1973-08-01), Franiger
patent: 4039353 (1977-08-01), Kalick
patent: 4247344 (1981-01-01), Tsuda
patent: 4609406 (1986-09-01), Maggar
Kimura Shiuji
Silverberg Sam
Teikoku Kako Co., Ltd.
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