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4579627 |
Paste stripper system for surfaces
A system is provided for decomposing and removing cured coatings of paint or varnish or the like from surfaces by first applying a stripper composition to the surface to be stripped, thereupon...
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4572792 |
Stripper composition for a paint having a polysulfide basecoat
A composition is provided which is especially adapted for use in stripping a polysulfide basecoat (sealant) from a surface. The composition comprises, as essential ingredients, a chlorinated...
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4564464 |
Hectorite based paint spray booth detackifying slurries and methods of use thereof
Paint spray booth detackifying and clarification compositions and methods are disclosed. The compositions are pumpable, hectorite clay containing slurries. In addition to hectorite, which has been...
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4554026 |
Aqueous hydrotrope solutions for paint detackifiers
Aqueous hydrotrope solutions are useful as detackification aids for oversprayed paint solids.
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4554025 |
Method of removing built-up layers of organic coatings
The removal of paint from a support device for a product in a paint finishing operation is improved by using a support device with a critical surface tension such that paint adheres to the surface,...
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4548967 |
Masking agent for paint spray booths
A paint spray booth masking composition comprising: TBL ______________________________________ Ingredients % by weight ______________________________________ Water 30-50 ...
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4548651 |
Method for reclaiming contaminated scrap metal
Scrap metal contaminated with hydrocarbon combustibles is reclaimed by vaporizing the hydrocarbon combustibles contaminating the metal in a kiln so as to produce partially unburned fumes in said...
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4543206 |
Nail lacquer and enamel remover
There is disclosed a nail lacquer and enamel remover, composed primarily of methylene chloride combined with various other ingredients such as amyl acetate, butyl acetate, ethyl acetate or acetone...
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4540442 |
Compositions and methods for removing sealant compositions
Aqueous compositions containing as essential ingredients; an alkanolamine, an aliphatic carboxylic acid containing 5 to 18 carbon atoms, and an arylenetriazole have been found effective in removing...
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4539134 |
Methods and cleaning compositions for removing organic materials from metallic surfaces
Methods and cleaning compositions are provided for more effectively removing oil, grease, paint, varnish and other organic coatings from metallic surfaces in industrial equipment, oil well tubular...
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4537705 |
Aqueous alkaline polyamine paint stripping compositions
Alkaline compositions useful to form aqueous paint stripping solutions are disclosed which comprise mixtures of an alkali metal hydroxide, a polyoxyalkylene polyamine accelerator and, optionally, a...
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4537638 |
Method for removal of undesirable organic matter
A method of removing undesirable organic matter, such as food soil, paint, or the like, comprises contacting the organic matter with imidazole, pyrazole, an alkyl or aryl substituted imidazole, an...
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4530726 |
Fingernail refinishing product and method
A fingernail refinishing product and method for dissolving and removing old lacquer nail polish, for softening and conditioning fingernails, cuticles and surrounding skin, and for depositing a...
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4524011 |
Flux removal solvent blend
Superior solder flux, e.g., rosin flux, removal compositions are disclosed which have no flash point and are substantially non-corrosive toward aluminum. These compositions consist of about 0.5 to...
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4521326 |
Thickening agent based on polyether derivatives
A thickening agent comprising polyether derivatives of the general formula: ##STR1## wherein R 1 is a substituted or unsubstituted hydrocarbon radical or an alkylphenol radical having 10 or more...
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4518675 |
Stripper for radiosensitive resist
As a stripper for a radiosensitive resist formed of a poly(fluoroalkyl α-haloacrylate) or a copolymer thereof, there is used a solution which contains 0.1 to 40 wt. % of an alkali metal alkoxide,...
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4518518 |
Cold paint stripping composition
A cold paint stripper composition and replenisher composition for removing paint from solid surfaces comprising an aqueous composition containing a chloroacetic acid, a relatively low concentration...
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4517025 |
Method for removing sealant contamination
Cleaning solutions and processes for removing contaminating sealants used in the automotive and allied industries from water-insoluble surfaces. The cleaning solutions are aqueous solutions...
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4508634 |
Aqueous skin cleaner composition comprising propylene carbonate
Composition suitable for removing paint, grease, dirt and other foreign materials from the skin. The composition comprises propylene carbonate, water, at least one organic cosolvent, at least one...
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4504395 |
Paint spray booth detackification composition and method
Paint spray booth detackification compositions and methods are disclosed. The compositions comprise a hectorite clay, an anti-foaming agent and optionally, an aluminum oxide material and a...
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4502891 |
Dry powder compositions for preparing paint strippers
Alkaline paint stripper compositions contain either a fibrous material or a combination of a xanthan gum and hectorite clay so as to provide a pellable skin over a painted surface.
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4496374 |
Compound and process for denaturing high solids paints
An improved composition and process for denaturing or "killing" captured high-solids paint particles in aqueous wash solutions employed in gas scrubbing devices such as paint spray booths for...
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4491484 |
Cryogenic cleaning process
A cryogenic liquid is used to directly or indirectly cool solid or liquid contaminants adhering to apparatus surfaces to effect a change in the physical characteristics of the contaminants and...
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4485037 |
Nail polish remover
The fingernail water removal activity of aqueous acetone based polish removers is lowered by incorporating therein an amine salt of an anionic amidized hydrolyzed collagen, preferably in...
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4483917 |
Photoresist stripper composition and method of use
An improved process for removing crosslinked photoresist polymer from printed circuit boards which comprises contacting the printed circuit board with methylene chloride containing from about 5 to...
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4477288 |
Method and compositions for removal of undesirable organic matter
Method for removing undesirable organic matter from a surface which comprises applying to the undesirable organic matter an amount of (1) imidazole, pyrazole or an alkyl or aryl substituted...
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4474199 |
Cleaning or stripping of coated objects
The present invention relates to the cleaning or stripping of coated objects. The coating is dissolved in a receiver tank rendered inert by means of nitrogen, by a solvent and the mixture of...
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4474621 |
Method for low temperature ashing in a plasma
Ashing rates of encapsulants exposed to an oxygen plasma in a reactor are increased by simultaneously exposing a solid halogen-substituted hydrocarbon polymer to a plasma jet formed within a cavity...
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4465549 |
Method of removing a glass backing plate from one major surface of a semiconductor wafer
A method is disclosed for removing a glass backing plate glued to one major surface of a semiconductor wafer having imaging elements formed on the opposed major surface of the wafer. The wafer is...
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4462815 |
Scrap glass recovery
A method of removing coatings from glass fibers in which the fibers are introduced into a bed fluidized by a gas at elevated temperatures, the gas converting the coatings to substances which leave...
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4453984 |
Method for removing electrically conductive paste from a screening mask
A process for cleaning both polar and non-polar residue material from screening masks, wherein the mask is contacted with a liquid solvent that at least includes a solvent selected from the group...
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4445939 |
Stripping and conditioning solutions for treating coated substrates and method for their use
Solutions useful for stripping coatings from coated substrates and conditioning the substrate for subsequent coating treatment are obtained by mixing in special proportions (1) a solvent...
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4445941 |
Process for cleaning metal surfaces
A process for the removal of poly(arylene sulfide) deposits on metal surfaces is provided by contacting the deposit with at least one diaryl ether under temperature conditions and for a time...
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4443271 |
Method for cleaning floor grates in place with high pressure water jets
A high-pressure water cleaning device has an enclosure with an open bottom for movement over a floor surface and floor gratings. The cleaning device may be stationary, with objects to be cleaned...
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4440647 |
Paint spray booth detackification composition and method
Paint spray booth detackification compositions and methods. The compositions comprise a water dispersible polyamide-epichlorohydrin resin, a polymer formed by reaction of hexamethylene diamine and...
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4439289 |
Process for removal of magnetic coatings from computer memory discs
Removal of magnetic coatings from computer memory discs is achieved by immersing the discs in a bath of a sulphuric-acid and glycerine solution while applying an electrical potential between...
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4431458 |
Method for removing polyvinyl coatings from metal with tetrahydrofuran
The method of recovering metal from a coated condition wherein the same is encased within polyvinyl chloride which comprises disposing the coated metal upon a mesh or other perforated support...
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4428871 |
Stripping compositions and methods of stripping resists
Stripping compositions for removing resist materials from substrates comprise compositions of a 2-pyrrolidinone compound and a diethylene glycol monoalkyl ether compound. Polyethylene glycol may be...
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4426250 |
Stripper system for surfaces
A stripper system comprises: a stripper composition for treating a surface so as to give removable treatment product for stripping at least a portion of said surface, said composition comprising at...
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4426311 |
Methylene chloride-methane sulfonic acid stripping compositions and methods for using same
Methylene chloride-methane sulfonic acid compositions used in removing polymeric organic substances from inorganic substrates, such as polymeric adhesives from metal and lense glass parts and...
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4425266 |
Use of N-oxalkylated derivatives of aniline as a polymer-dissolving component in floor cleaners
N-oxalkylated derivatives of aniline of the formula ##STR1## wherein R 1 and R 2 each independently is hydrogen, NH 2 , or lower alkyl; R 3 is hydrogen or lower alkyl, R 4 is hydrogen or...
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4424080 |
Process for hydrolysis removal of condensation polymer from various objects
Condensation polymer coatings are removed from various objects to permit their reuse. Superheated water vapor flows in contact with the coating surfaces, excluding air therefrom while heating them...
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4422883 |
Method for removing cyanoacrylate adhesives from surfaces
Cyanoacrylate adhesives are removed from surfaces with a composition containing acetonitrile as the active solvent. The composition may also include an inert liquid solvent or diluent, a...
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4409265 |
Method and apparatus for the one-sided coating of continuous metal strip
In connection with a coating method and apparatus for one-sided coating of a continuous metal strip, a method and apparatus are provided for the mechanical removal of the oxide layer which forms on...
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4406707 |
Method for removing vinyl decals
Vinyl decals are removed from a painted surface by contacting the decal with a composition consisting essentially of ethylene glycol monobutyl ether and one or more of the following aromatic...
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4403029 |
Stripping compositions and methods of stripping resists
Stripping compositions for removing resist materials from substrates comprise compositions of dimethylacetamide or dimethylformamide or a mixture thereof and a tetrahydrothiophene 1,1-dioxide...
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4401476 |
Method for cleaning paint rollers
A paint roller is cleaned by being slowly rotated while immersed in a body of cleaning liquid within a container. The container is then drained and jets of rinse liquid are directed against the...
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4398961 |
Method for removing paint with air stream heated by hot gas
A method and apparatus for removing old paint from a painted surface by directing a high velocity heated stream of air onto the painted surface. Pressurized air and a liquid petroleum fuel enter...
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4395348 |
Photoresist stripping composition and method
An organic photoresist stripping composition especially for use with silicon wafers having an insulating layer and metallization on the wafers contains an organic sulfonic acid and 1,2...
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4388767 |
Process and apparatus for storing paint brushes and the like
There is disclosed a process and apparatus for the at least substantial prevention of hardening of paint brushes and the like which harden by an oxidation/polymerisation mechanism. The paint brush,...
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