Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1988-09-19
1989-07-04
Pal, Asok
Compositions
Water-softening or purifying or scale-inhibiting agents
25217423, 252381, 252383, 252DIG2, 252DIG8, 252DIG3, 134 4, 134 38, C11D 1000, B08B 700
Patent
active
048448338
ABSTRACT:
A paint peeling composition containing as effective components thereof 17 to 25 weight parts of polyvinylalcohol and a substance capable of forming a group of minute bubbles. And, a paint peeling method wherein the paint peeling composition is applied to an object not to be painted and then is dried to form a coating thereon and after paint is adhered to the coating the adhered paint is exposed to a liquid prepared by water-diluting a paint re-adherence preventing composition containing as an effective component thereof polyvinylalcohol and prepared by being heated up to a predetermined temperature, thereby to peel off the adhered paint.
REFERENCES:
patent: 2811456 (1957-10-01), Coleman
patent: 3635827 (1972-01-01), Jakobi
patent: 3689435 (1972-09-01), Berni
patent: 3819525 (1974-06-01), Hatterbrun
patent: 3846172 (1974-11-01), Fossatti
patent: 3979339 (1976-09-01), Claybough
patent: 4199375 (1980-04-01), Muller
patent: 4626372 (1986-12-01), Kaufmann
Komatsu Keisaku
Ohwatari Toshimi
Yamada Takashi
Kaken Kogyo Co., Ltd.
Pal Asok
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