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5118438 |
Azeotrope-like compositions of dichloropentafluoropropane and a hydrocarbon containing six carbon atoms
Stable azeotrope-like compositions consisting essentially of dichloropentafluoropropane and a hydrocarbon containing six carbon atoms which are useful in a variety of industrial cleaning...
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5116514 |
Method for detackifying oversprayed paint
Oversprayed paint in a paint spray operation is detackified by dosing the water of the waste water system of such operation with a composition comprising a polymer and aluminum sulfate. The polymer...
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5116525 |
Ternary azeotropic compositions of dichloropentafluoropropane and trans-1,2-dichloroethylene with methanol or ethanol or isopropanol
Azeotropic mixtures of dichloropentafluoropropane (HCFC-225) and trans-1,2-dichloroethylene (T-HCC-1130) with methanol or ethanol or isopropanol, are useful in solvent cleaning applications as...
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5114609 |
Cleaning compositions
Improved cleaning compositions are disclosed based on fluorochlorohydrocarbons, alkanols and at least one ester selected from the group consisting of methyl propionate, ethyl propionate and ethyl...
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5114608 |
Method of cleaning hollow fiber components of a dialyzer with chloro fluorocarbon compositions stabilized by epoxidized fatty acid glycerides or esters
A method of stabilizing chlorofluorocarbon compositions thereby is provided. The stabilized composition comprises a chlorofluorocarbon and a sufficient amount of an epoxidized, generally high...
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5112516 |
High temperature flashpoint, stable cleaning composition
The present invention relates to a aqueous based micellar solution in the form of a microemulsion which is an effective all-purpose cleaner and which has a flashpoint in excess of its boiling point...
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5112406 |
Process for removing coatings from sensitive substrates, and sodium sulfate-containing blasting media useful therein
Blasting media for removing coatings from sensitive metal and composite surfaces, and a process useful therewith, wherein the blasting media comprise mixtures of water-soluble crystalline sodium...
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5110494 |
Alkaline cleaner and process for reducing stain on aluminum surfaces
An aqueous alkaline cleaner and a process are described for reducing the discoloration of aluminum surfaces treated with are aqueous alkaline cleaner compositions. The process comprises including...
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5106525 |
Paint stripper compositions containing gamma-butyrolactone
Aggressive, water-soluble coating remover compositions are disclosed. The compositions contain γ-butyrolactone, an organic acid, and water, and optionally include solvents, surfactants,...
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5106428 |
Method for cleaning containers
Reusable containers such as totes for paint, chemicals and the like are cleaned to exacting standards by apparatus which includes a spray booth and at least an internal spray head. The spray head...
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5106526 |
Azeotrope-like compositions of dichloropentafluoropropane, methanol and a hydrocarbon containing six carbon atoms
Novel azeotrope-like compositions comprising dichloropentafluoropropane, methanol, and a hydrocarbon containing six carbon atoms which are useful in a variety of industrial cleaning applications...
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5104565 |
Azeotrope-like compositions of dichloropentafluoropropane, 2-propanol and a hydrocarbon containing six carbon atoms
Novel azeotrope-like compositions comprising dichloropentafluoropropane, 2-propanol and a hydrocarbon containing six carbon atoms which are useful in a variety of industrial cleaning applications...
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5104454 |
Cleaning method and an apparatus thereof
The cleaning method of the present invention comprises; (a) immersing a material to be cleaned in a mixed solvent contained in the first open vessel, wherein the mixed solvent consists of a...
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5102777 |
Resist stripping
A positive photoresist stripper composition includes a solvent system having solubility parameters which fall within a range from about 8.5 to about 15 in an amount which falls within a range from...
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5102563 |
Cleaning composition based on 1,1,1,2,2-pentafluoro-3,3-dichloropropane and methyl tert-butyl ether
For replacing cleaning compositions based on 1,1,2-trichloro-1,2,2-trifluoroethane (F113), the invention provides a composition comprising 55 to 80% by weight of...
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5102573 |
Detergent composition
Liquid, caustic-free, pre-spotting compositions that remove baked-on food residues from hard surfaces at ambient temperatures are provided which comprise: a. from about 1 to 40%, preferably 4 to...
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5100572 |
Binary azeotropic compositions of polyfluoropentanes and methanol
An azeotropic mixture of polyfluoropentanes and methanol is disclosed. The azeotropic mixture is useful as: a cleaning agent, a blowing agent, a refrigerant, an aerosol propellant, a heat transfer...
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5098592 |
Method of activating n-methyl-2-pyrrolidone (NMP) and/or delta-butyrolactone (BLO) varnish and paint remover solvents
A method is provided herein which is particularly effective for removing or stripping varnish and paint from surfaces such as wood or metal which comprises activating NMP and/or BLO with about...
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5098593 |
Mixtures of perchloroethylene and monochlorotoluene
Disclosed is a composition of about 25 to about 85 wt % perchloroethylene and about 15 to about 75 wt % monochlorotoluene. When the composition contains at least about 30 wt % perchloroethylene it...
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5098595 |
Ternary azeotropic compositions of 1,1,1,2,3,3-hexafluoro-3-methoxypropane and cis-1,2-dichloroethylene with methanol or ethanol or isopropanol or n-propanol
Azeotropic mixtures of 1,1,1,2,3,3-hexafluoro-3-methoxypropane with cis 1,2-dichloroethylene (c-CFC-1130) and methanol or ethanol or isopropanol or n-propanol, the azeotropic mixtures being useful...
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5096610 |
Floor finish remover compositions
A floor finish remover composition containing a solvent, water, and an organosilicon complex formed from a silicate such as sodium metasilicate and a linear, 6-10 carbon, organic compound such as...
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5094696 |
Method of removing paint
The invention relates to a blasting method for removing coatings of paint, varnish or like substances from objects coated with such substances, in which the objects are cooled in a condensed gas,...
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5092928 |
Process for recovering paint overspray particles
A process for recovering paint overspray particles includes bringing the paint particles into contact with a plurality of hydrophobic fumed silica particles and encapsulating the paint particles...
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5091104 |
Azeotrope-like compositions of tertiary butyl 2,2,2-trifluoroethyl ether and perfluoromethylcyclohexane
Azeotrope-like compositions of tertiary butyl 2,2,2-trifluoroethyl ether and perfluoromethylcyclohexane which are useful in a variety of industrial cleaning applications including defluxing of...
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5087383 |
Novel azeotropic or azeotrope-like mixture of 2,2,2-trifluoroethyl 1,1,2,2-tetrafluoroethyl ether and ethanol, and its use
The invention relates to a novel azeotropic or azeotrope-like mixture which essentially comprises about 90-97% by mass of 2,2,2-trifluoroethyl 1,1,2,2-tetrafluoroethyl ether and about 3-10% by mass...
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5085797 |
Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane, a monochlorinated C3 alkane and optionally an alkanol
Stable azeotrope-like compositions of 1,1-dichloro-1-fluoroethane, a mono-chlorinated C 3 alkane and optionally an alkanol which are useful in a variety of industrial cleaning applications...
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5085999 |
Method, apparatus, and reactant for removal of paint and epoxies from metallic beverage containers using microorganisms
A method of removing coatings, such as paint, epoxy resin, comestible polymeric coatings, from the surface of metallic containers, such as aluminum beverage cans, is disclosed. The metallic...
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5085795 |
Water-based compositions for removing stains from fabrics
What is provided herein is a water-based, environmentally safe, stain-remover composition for effectively removing a wide variety of stains from fabrics consisting essentially of: (a) 5-20% by...
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5085732 |
Method for removing a selenium-containing layer from a electrophotographic photoreceptor
A method for removing an amorphous selenium-containing photosensitive layer from an electrophotographic photoreceptor including an electroconductive metallic substrate having thereon the amorphous...
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5085796 |
Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane, dichlorotrifluoroethane, ethanol and a mono- or di-chlorinated C2 or C3 alkane
Stable azeotrope-like compositions comprising 1,1-dichloro-1-fluorethane, dichlorotrifluoroethane, ethanol, and a mono- or di-chlorinated C 2 or C 3 alkane which are useful in a variety of...
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5085798 |
Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane, cyclopentane and optionally an alkanol
Stable azeotrope-like compositions consisting essentially of 1,1-dichloro-1-fluoroethane, cyclopentane and optionally an alkanol which are useful in a variety of industrial cleaning applications...
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5081068 |
Method of treating surface of substrate with ice particles and hydrogen peroxide
The method of treating a surface of a substrate (12) comprises the steps of physically treating the surface by jetting hydrogen peroxide containing ice particles (28) onto the substrate surface,...
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5076956 |
Compositions of octafluorotrifluoromethylpentane and nonafluorotrifluoromethylpentane and use thereof for cleaning solid surfaces
Mixtures of the two fluorocarbon compounds 1,1,2,2,3,5,5,5-nonafluoro-4-trifluoromethylpentane and 1,1,1,2,2,5,5,5-octafluoro-4-trifluoromethylpentane with alcohols, ethers, esters, ketones,...
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5077176 |
Pre-plate cleaning process
Disclosed is a cleaning process for use primarily in the fabrication of printed circuit boards. Cleaning is done in-line with the coating and development of a photoresist layer. The process...
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RE33777 |
Laser removal of poor thermally-conductive materials
A method of removing material of poor thermal conductivity such as paint, grease, ceramics, and the like from a substrate by ablation without damage to the substrate by delivering to the material...
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5073291 |
Novel azeotrope-type solvent mixture of methanol and 1,4-dihydroperfluorobutane and process for cleaning electronic components with the aid of the same
The invention relates to an azeotrope-type mixture which contains about 3-5% by weight of methanol and about 95-97% by weight of 1,4-dihydroperfluorobutane, and also to a process for cleaning...
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5073288 |
Compositions of 1,1,1,2,2,3,5,5,5-nonafluoro-4-trifluoromethylpentane and use thereof for cleaning solid surfaces
Mixtures of the compound 1,1,1,2,2,3,5,5,5-nonafluoro-4-trifluoromethylpentane with alcohols, ethers, esters, ketones, nitrogen-containing organic compounds, and halogenated hydrocarbons are...
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5073205 |
Method for detackification of paint stray operation wastes
An improved method for detackifying over-sprayed paint, lacquer or enamel entrained in the circulating water of paint spray booths comprises maintaining in the wash water a small amount of an...
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5073290 |
Compositions of 1,1,1,2,2,5,5,5-octafluoro-4-trifluormethypentane and use thereof for cleaning solid surfaces
Mixtures of the compound 1,1,1,2,2,5,5,5-octafluoro-4-trifluoromethylpentane with alcohols, ethers, esters, ketones, nitrogen-containing organic compounds, and halogenated hydrocarbons are...
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5073287 |
Coating remover and paint stripper containing N-methyl-2-pyrrolidone, methanol, and sodium methoxide
A quasi-azeotropic stripper composition for the removal of paint or other organic coatings from metallic surfaces and including a formulation containing 1-10% by weight of an alcoholate activator...
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5068129 |
Process for converting a fluid system of a machine from an oil based fluid system to a water based fluid system
A process for converting a fluid system of a machine from an oil based fluid system to a water based fluid system. A solvent and perfluoroethylene resin are added to the fluid system in sufficient...
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5066417 |
Binary azeotropic compositions of 2,2-dichloro-1,2-difluoroethane with methanol, ethanol, or trans-1,2-dichloroethylene
Azeotropic mixtures of 2,2-dichloro-1,2-difluoroethane (HCFC-132c) with methanol, ethanol, or trans-1,2-dichloroethylene (t-HCC-1130), the azeotropic mixtures being useful in solvent cleaning...
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5066418 |
Binary azeotropic compositions of 3-chloro-1,1,1-trifluoropropane with methanol or ethanol, or trans-1,2-dichloroethylene
Azeotropic mixtures of 3-chloro-1,1,1-trifluoropropane (HCFC-253fb) with trans-1,2-dichloroethylene (t-HCC-1130) are useful in solvent cleaning applications.
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5064560 |
Ternary azeotropic compositions of 43-10mee (CF.sub.3 CHFCHFCH.sub.2 CF.sub .
Azeotropic mixtures of 1,1,1,2,3,4,4,5,5,5-decafluoropentane and trans 1,2-dichloroethylene with methanl or ethanol, the azeotropic mixtures being useful in solvent cleaning applications.
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5064557 |
Resin cleaner composition
A resin cleaner composition is provided herein for use as a cleaning solvent to remove cured, partially cured and uncured polyester or vinyl ester resin containing a free radical polymerization...
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5064559 |
Binary azeotropic compositions of (CF.sub.3 CHFCHFCF.sub.2 CF.sub.3) with methanol or ethanol or isopropanol
Azeotropic mixtures of 1,1,1,2,3,4,4,5,5,5-decafluoropentane and methanol or ethanol or isopropanol, the azeotropic mixtures being useful in solvent cleaning applications, as blowing agents,...
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5064558 |
Azeotrope-like compositions of 1,1,2-tri-chloro-1,2,2-trifluoroethane, 1,2-dichloroethylene, cyclopentane, methanol, nitromethane and optionally diisopropylamine
Stable azeotrope-like compositions consisting essentially of 1,1,2-trichloro-1,2,2-trifluoroethane, 1,2-dichloroethylene, cyclopentane, methanol, nitromethane, and optionally diisopropylamine which...
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5064475 |
Process for stripping a layer of paint from the surface of a support
The invention relates to a process for stripping, from the surface of a support, a layer of paint which has been formed and hardened thereon, characterized by the requirement of a phase of...
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5060682 |
Lyophobic detackifiers
A process for detackifying paint in a wet paint spray booth wherein water is used to wash the air containing oversprayed paint from the paint spray operation. The process comprises forming stable...
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5051136 |
Procedure for washing circuit boards and means for use in said procedure
The present invention concerns a procuedure for washing off flux residues subsequent to soldering from a circuit board or equivalent component. The circuit board washing procedures of prior art...
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