Paint removing composition

Details Paint removing composition Paint removing composition

1995-10-04

1997-05-13

McGinty, Douglas J.

Cleaning compositions for solid surfaces, auxiliary compositions

Cleaning compositions or processes of preparing

For cleaning a specific substrate or removing a specific...

510118, 510174, 510201, 134 38, C11D 310, C11D 343

Patent

active

056292775

ABSTRACT:
A composition for removing paint, particularly graffiti, is described which contains an alkylene carbonate, which may be propylene carbonate, butylene carbonate or mixtures thereof; propylene glycol as a hydrotrope, and a polypropylene glycol having a molecular weight of at least 200. In one embodiment, the composition also contains a hydroxyalkylcellulose thickener, for example, at least 0.5 volume percent hydroxymethylcellulose may be present. In another embodiment, the composition contains no N-methylpyrrolidone, amine, DMSO, isocetyl alcohol or surfactant, unlike some prior graffiti-removing compositions.

REFERENCES:
patent: 3382181 (1968-05-01), Oberdorfer
patent: 4017615 (1977-04-01), Shastri et al.
patent: 4508634 (1985-04-01), Elepano et al.
patent: 5024780 (1991-06-01), Leys
patent: 5080822 (1992-01-01), Van Eenam
patent: 5094771 (1992-03-01), Ahmed et al.
patent: 5318715 (1994-06-01), Krishnan
patent: 5328489 (1994-07-01), Beaujean et al.
patent: 5346640 (1994-09-01), Leys
patent: 5419848 (1995-05-01), Van Eenam
patent: 5437686 (1995-08-01), Heffner et al.

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