Paint stripper compositions containing N-methyl-2-pyrrolidone, a

Details Paint stripper compositions containing N-methyl-2-pyrrolidone, a Paint stripper compositions containing N-methyl-2-pyrrolidone, a

1990-02-20

1991-05-14

Chaudhuri, Olik

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

252162, 252170, 252171, 252167, 252DIG8, C09D 900, C11D 750

Patent

active

050154109

ABSTRACT:
A paint stripper and coatings remover composition free of methylene chloride is disclosed which contains N-methyl pyrrolidone, an aliphatic hydrocarbon such as mineral spirits, and a miscibilizing solvent such as an aromatic hydrocarbon. The composition preferably also contains one or more additives such as a surfactant, thickener, or accelerator. Paint strippers having low volatility, outstanding effectiveness, and low toxicity may be obtained.

REFERENCES:
patent: H300 (1987-07-01), Hearst
patent: 4085059 (1978-04-01), Smith et al.
patent: 4120810 (1978-10-01), Palmer
patent: 4276186 (1981-06-01), Bakos et al.
patent: 4617251 (1986-10-01), Sizensky
patent: 4666626 (1987-05-01), Francisco
patent: 4732695 (1988-03-01), Francisco
patent: 4749510 (1988-06-01), Nelson
patent: 4780235 (1988-10-01), Jackson
patent: 4836950 (1989-06-01), Madsen et al.
patent: 4927556 (1990-05-01), Pokorny

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