Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – For cleaning a specific substrate or removing a specific...
Patent
1999-10-12
2000-12-19
Gupta, Yogendra
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
For cleaning a specific substrate or removing a specific...
510202, 510206, 510211, 510405, 510432, 134 38, C11D 718, C09D 900, C23D 1700
Patent
active
061627763
ABSTRACT:
This invention concerns a composition useful as a paint remover, comprising: alkylene carbonate such as propylene carbonate or ethylene carbonate, hydrogen peroxide, and water, and optionally an alcohol such as benzyl alcohol. In another broad respect, this invention concerns a process for removing paint, comprising: applying a composition containing alkylene carbonate, hydrogen peroxide, and water to a painted surface for a time and under conditions effective to cause blistering or bubbling of the paint. In another broad respect, this invention is a composition useful as a paint remover, comprising: dialkyl carbonate, hydrogen peroxide, and water, optionally containing an alcohol, optionally containing a glycol ether. In another broad respect, this invention is a process for removing paint, comprising: applying a composition containing dialkyl carbonate, hydrogen peroxide, and water to a painted surface for a time and under conditions effective to cause blistering or bubbling of the paint.
REFERENCES:
patent: 4680133 (1987-07-01), Ward
patent: 5215675 (1993-06-01), Wilkins et al.
patent: 5456853 (1995-10-01), Myers, II
patent: 5721204 (1998-02-01), Maxwell et al.
patent: 5830836 (1998-11-01), Smith et al.
Baldwin Robert E.
Marquis Edward T.
Boyer Charles
Gupta Yogendra
Huntsman Petrochemical Corporation
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