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Class Information
Number: 134/38
Name: Cleaning and liquid contact with solids > Processes > Paints, varnishes, lacquers, or enamels, removal
Description: Processes in which paints, varnishes, lacquers, or enamels are removed from the work.










Patents under this class:
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Patent Number Title Of Patent Date Issued
5039444 Azeotrope-like compositions of dichloro-trifluoroethane, cyclopentane and optionally nitromethane Aug. 13, 1991
5039445 Ternary azeotropic compositions of N-perfluorobutylethylene and cis-1,2-dichloroethylene with methanol or ethanol or isopropanol Aug. 13, 1991
5037485 Method of cleaning surfaces Aug. 6, 1991
5037572 Ternary azeotropic compositions of n-perfluorobutylethylene and trans-1,2-dichloroethylene with methanol or ethanol or isopropanol Aug. 6, 1991
5037573 Binary azeotropic compositions of 1,1-dichloro-1-fluoroethane and n-perfluorobutylethylene Aug. 6, 1991
5035830 Binary azeotropic compositions of hexafluoropropylene/ethylene cyclic dimer with methanol or ethanol Jul. 30, 1991
5035831 Azeotrope-like compositions of 1,1,2-trichloro-1,2,2-trifluoroethane, nitromethane, 1,2-dichloroethylene, and ethanol or isopropanol Jul. 30, 1991
5034149 Binary azeotropic compositions of 3-chloro-1,1,1-trifluoropropane with methanol or ethanol, or trans-1,2-dichloroethylene Jul. 23, 1991
5032188 Method for paint brush preservation and storage Jul. 16, 1991
5030290 Paint stripping compositions and method of using same Jul. 9, 1991
5026432 Method and apparatus for removing and disposing of contaminated concrete Jun. 25, 1991
5026497 Azeotropic compositions of perfluoro-1,2-dimethylcyclobutane with methanol and 1,1-dichloro-1-fluoroethane or dichlorotrifluoroethane Jun. 25, 1991
5026498 Binary azeotropic compositions of 1,1,1,2,3,3-hexafluoro-3-methoxypropane with one of trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1,1-dichloro-1,2-difluoroethane or 1,2-dichloro- Jun. 25, 1991
5026499 Ternary azeotropic compositions of hexafluoropropylene/ethylene cyclic dimer with trans-1,2-dichloroethylene and methanol Jun. 25, 1991
5026501 Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane; dichlorotrifluoroethane; and dichloromethane Jun. 25, 1991
5026502 Azeotrope-like compositions of 1,1-dichoro-1-fluoroethane; dichlorotrifluoroethane; and alkane or cycloalkane having 5 carbon atoms Jun. 25, 1991
5024705 Paint brush cleaning system Jun. 18, 1991
5024779 Creamy nail polish remover containing hydrolyzed and neutralized maleic anhydride C.sub.1 -C.sub.4 alkyl vinyl ether copolymer Jun. 18, 1991
5024780 Cleaner for treating a surface Jun. 18, 1991
5024781 Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane, dichlorotrifluoroethane, methanol and a mono- or di-chlorinated C.sub.2 or C.sub.3 alkane Jun. 18, 1991
5023009 Binary azeotropic compositions of 1,1,1,2,3,3-hexafluoro-3-methoxypropane and 2,2,3,3,3-pentafluoropropanol-1 Jun. 11, 1991
5023010 Binary azeotropic compositions of 1,1,1,2,3,3-hexafluoro-3-methoxypropane with methanol or isopropanol or N-propanol Jun. 11, 1991
5017303 Paint peeling composition and paint peeling method May. 21, 1991
5013364 Stabilized 1,1,1-trichloroethane May. 7, 1991
5013366 Cleaning process using phase shifting of dense phase gases May. 7, 1991
5011542 Method and apparatus for treating objects in a closed vessel with a solvent Apr. 30, 1991
5009716 Blanket and roller wash for printing apparatus Apr. 23, 1991
5007969 Low toxicity liquid solvent Apr. 16, 1991
5006279 Water-based coating removers Apr. 9, 1991
4999126 Fumed silica as a paint stripper thickener Mar. 12, 1991
4997589 Azeotrope-like compositions of 1,2-difluoroethane and dichlorotrifluoroethane Mar. 5, 1991
4994201 Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane, dichlorotrifluoroethane, methanol and cyclopentane Feb. 19, 1991
4994202 Azeotropic compositions of perfluoro-1,2-dimethylcyclobutane with 1,1-dichloro-1-fluoroethane or dichlorotrifluoroethane Feb. 19, 1991
4992108 Photoresist stripping compositions Feb. 12, 1991
4992199 Process for paint detackifying and sedimentation Feb. 12, 1991
4992212 Alkaline light duty liquid detergents that are non-staining to aluminum Feb. 12, 1991
4986928 Binary azeotropic compositions of 1-chloro-1,2,2-trifluorocyclobutane and methanol Jan. 22, 1991
4984595 Cleaning arrangement and method for paint spray booth Jan. 15, 1991
4976788 Method of cleaning melt-processing equipment with a thermoplastic polyolefin and a bifunctional siloxane Dec. 11, 1990
4973362 Azeotrope-like compositions of 1,1,2-trichloro-1,2,2-trifluoroethane, methanol, nitromethane, 1,2-dichloroethylene and hexane Nov. 27, 1990
4973420 Stripper composition for removal of protective coatings Nov. 27, 1990
4971715 Phenolic-free stripping composition and use thereof Nov. 20, 1990
4971085 Azeotrope-like compositions of 1,1,2-trichloro-1,2,3-trifluoroethane, methanol, nitromethane, 1,2-dichloroethylene, acetone and hexane Nov. 20, 1990
4970013 Binary azeotropic composition of 2,3-dichloro-1,1,1,3-3-pentafluoropropane and methanol Nov. 13, 1990
4967903 Used paint brush preservation device Nov. 6, 1990
4964919 Cleaning of silicon wafers with an aqueous solution of KOH and a nitrogen-containing compound Oct. 23, 1990
4965010 Paint stripping composition containing ketones, methanol, and aromatic hydrocarbon Oct. 23, 1990
4965011 Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane, dichlorotrifluoroethane, and nitromethane Oct. 23, 1990
4963283 Solutions of perhalogenated compounds Oct. 16, 1990
4961869 Ternary azeotropic compositions of 2,3-dichloro-1,1,1,3,3-pentafluoropropane with trans-1,2-dichloroethylene and methanol Oct. 9, 1990

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