Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Marquis; Edward T.
Address:
Austin, TX
No. of patents:
146
Patents:


1 2 3










Patent Number Title Of Patent Date Issued
6833345 Degreasing compositions December 21, 2004
A composition useful as a paint remover which may include a carbonate, a dibasic ester and a mono-ester. The paint stripping composition may also contain an organic sulfur-containing compound such as dimethyl sulfoxide (DMSO), a glycol ether, a ketone, or combination thereof. The composi
6833341 Paint stripping compositions December 21, 2004
This invention concerns a composition useful as a paint remover, comprising: an organic carbonate, an alcohol, an activator, hydrogen peroxide, and water. The alcohol may be benzyl alcohol. The organic carbonate may be propylene carbonate, ethylene carbonate, or combination thereof.
6710203 Preparation of hydroxyalkylcarbamates from six-membered cyclic carbonates March 23, 2004
A method of preparing hydroxyalkylcarbamates from six-membered cyclic carbonates. The method involves reacting a six-membered cyclic carbonate with anhydrous ammonia or aqueous ammonium hydroxide. The present invention also provides for hydroxyalkylcarbamates prepared from six-member
6703033 Advances in towelettes containing organic carbonates March 9, 2004
Provided herein are moist towelettes useful for cleansing, among other things, hard surfaces and human skin. The moist towelettes of the invention comprise a towelette portion which is moistened with a liquid composition of matter wherein the liquid composition includes an alkylene c
6673212 Polymerization-inhibited distillation January 6, 2004
Identified herein are inhibitors which may be added to the boiling pot portion of a distillation apparatus prior to or during the distillation of an alkylene carbonate. The inhibitors retard the occurrence of undesirable reactions of the alkylene carbonate with itself and impurities pres
6608012 Process and formulations to remove paint and primer coatings from thermoplastic polyolefin subst August 19, 2003
The present invention includes methods and compositions for the removal of coatings such as paint from surfaces. The methods of the present invention are typically conducted between about 45.degree. C. and about 75.degree. C., and the compositions typically contain a carbonate, a dibasic
6596677 Propylene carbonate based cleaning compositions July 22, 2003
Propylene carbonate based cleaning compositions. The compositions comprise propylene carbonate, a glycol ether, water, and an acid activator. The compositions may optionally also comprise hydrogen peroxide. The present invention also provides for a method of removing a soil from a hard
6586380 Paint and coating remover July 1, 2003
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 proce
6586164 Alternative photoresist stripping solutions July 1, 2003
The present invention is directed toward effective photoresist stripping compositions that are less corrosive and do not cause skin irritation. One form of the present invention is a composition useful as a photoresist remover that includes an alkylene carbonate, and one or more addition
6548464 Paint stripper for aircraft and other multicoat systems April 15, 2003
A composition useful as a paint remover, including alkylene carbonate such as propylene carbonate or ethylene carbonate, and an alcohol such as benzyl alcohol. Also, a process for removing paint, comprising: applying a composition containing alkylene carbonate and an alcohol to a painted
6515145 Process for the production of carbonates that melt at a high temperature February 4, 2003
A method for preparing carbonates includes reacting an alkylene oxide with carbon dioxide in the presence of a catalyst and a non-protic solvent. The method further includes having the boiling point of the solvent greater than about 70 .degree. C., and removing the solvent from the react
6503891 Water emulsifiable formulations January 7, 2003
A composition comprising an organic carbonate such as propylene carbonate and O,O-diethyl-O-(2-isopropyl-4-methyl-6-pyrimidinyl)phosphorothioate, S-[1,2-bis(ethoxycarbonyl)ethyl]O,O-dimethylphosphorodithioate, or 6,7,8,9,10, 10-hexachloro-1,5,5a,6,9,9a-hexahydro-6,9-methano-2,4,3-ben
6498278 Alkoxylation of 6-membered alkylene carbonates December 24, 2002
A method for the preparation of .gamma.-hydroxy ethers from cyclic organic carbonates and active-hydrogen-containing compounds in one form includes the steps of contacting an active-hydrogen-containing compound and a cyclic organic carbonate compound containing a six-membered ring, and a
6482270 Paint and coating remover November 19, 2002
A composition useful as a paint remover. The composition may include a carbonate, a dibasic ester and a mono-ester. The composition may also contain an organic sulfur-containing compound such as dimethyl sulfoxide (DMSO), a glycol ether, a ketone, or combination thereof. The composition
6479593 Absorbent polymer modification November 12, 2002
Provided herein are cross-linked super absorbing polymers made by reacting a copolymer having an esterifiable acid group with a cyclic alkylene carbonate. The resulting cross-linked materials have an increased ability to retain absorbed liquids even under the influence of applied stress.
6479445 Paint stripping compositions November 12, 2002
This invention concerns a composition useful as a paint remover, comprising: an organic carbonate, an alcohol, an activator, hydrogen peroxide, and water. The alcohol may be benzyl alcohol. The organic carbonate may be propylene carbonate, ethylene carbonate, or combination thereof.
6475708 Alternative photoresist stripping solutions November 5, 2002
The present invention is directed toward effective photoresist stripping compositions that are less corrosive and do not cause skin irritation. One form of the present invention is a composition useful as a photoresist remover that includes an alkylene carbonate, and one or more addition
6458969 Process for the purification of alkylene carbonate October 1, 2002
This invention concerns a process to provide high purity alkylene carbonate though use of multiple distillations wherein the unused fractions are recycled to the reactor. The high purity alkylene carbonate may be further purified by use of carbon to produce electrochromic or photochromic
6420327 Carbonate-based coating removers July 16, 2002
Coating remover compositions comprising an alkylene carbonate, hydrogen peroxide, water, a first alcohol, a second alcohol, and, optionally, pine oil that exhibit low toxicity. Further, a method of removing a coating from a surface. The method involves contacting a composition comprising
6395103 Degreasing compositions May 28, 2002
A composition useful as a paint remover which may include a carbonate, a dibasic ester and a mono-ester. The paint stripping composition may also contain an organic sulfur-containing compound such as dimethyl sulfoxide (DMSO), a glycol ether, a ketone, or combination thereof. The composi
6387223 Alkylene carbonate process May 14, 2002
This invention concerns a process to provide high purity akylene carbonate though use of multiple distillations wherein the unused fractions are recycled to the reactor.
6384240 Process for the purification of alkylene carbonate May 7, 2002
This invention concerns a process to provide high purity alkylene carbonate though use of multiple distillations wherein the unused fractions are recycled to the reactor. The high purity alkylene carbonate may be further purified by use of carbon to produce electrochromic or photochromic
6369009 Paint and coating remover April 9, 2002
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 proce
6262297 Preparation of hydroxyalkylcarbamates from six-membered cyclic carbonates July 17, 2001
A method of preparing hydroxyalkylcarbamates from six-membered cyclic carbonates. The method involves reacting a six-membered cyclic carbonate with anhydrous ammonia or aqueous ammonium hydroxide. The present invention also provides for hydroxyalkylcarbamates prepared from six-member
6239090 Thickened paint and coating remover May 29, 2001
A thickened composition and process useful for removing paint, comprising: a carbonate such as propylene carbonate or ethylene carbonate, a thickener such as polyvinyl pyrrolidone (PVP), hydrogen peroxide and water. The composition may include additional cosolvents such as glycol ethers
6187108 Alkylene carbonate-based cleaners February 13, 2001
Process useful to clean and remove uncured resins. The resins to be treaded include epoxy, polyester (fiberglass) and polyurethane foam. The compositions include alkylene carbonate, including propylene and ethylene carbonate.
6169061 Paint and coating remover January 2, 2001
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, his invention concerns a process
6162776 Paint and coating remover December 19, 2000
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 proce
6159915 Paint and coating remover December 12, 2000
A composition useful as a paint remover. The composition may include a carbonate, a dibasic ester and a mono-ester. The composition may also contain an organic sulfur-containing compound such as dimethyl sulfoxide (DMSO), a glycol ether, a ketone, or combination thereof. The composition
6156160 Alkylene carbonate process December 5, 2000
This invention concerns a process to provide high purity alkylene carbonate though use of multiple distillations wherein the unused fractions are recycled to the reactor.
6060625 Process for the production of etheramine alkoxylates May 9, 2000
A process for the alkoxylation of a polyetheramine to form an etheramine alkoxylate. In the process, a polyetheramine is reacted with an alkylene oxide in the presence of an alcohol to form the etheramine alkoxylate. The alcohol serves as a catalyst to allow the reaction proceed at a hei
6040284 Paint coatings remover comprising propylene carbonate and hydrogen peroxide March 21, 2000
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 proce
6015550 Method for controlling odor using alkylene carbonates January 18, 2000
This invention concerns a method useful for reducing odor where odoriferous amine-containing compound is present, comprising: applying an alkylene carbonate to a source of the amine-containing compound under conditions such that the alkylene carbonate forms a reaction product with odorif
5962699 Process for decolorizing organic carbonates October 5, 1999
A process for decolorizing organic carbonates, for example, cyclic alkylene carbonates, which involves contacting a discolored organic carbonate with hydrogen peroxide, is disclosed.
5912382 Hydroxyalkyl carbamate compositions and processes for manufacturing same June 15, 1999
High purity hydroxyalkyl carbamates having alkyl groups with two, or three or more carbon atoms may be produced from anhydrous ammonia and alkylene carbonates at relatively low pressures, such as in a low pressure conventional kettle process. In this method, a reactor vessel is typically
5798412 Alkylene glycol production using carbon catalysts August 25, 1998
A process in which carbon is used to catalyze production of alkylene glycols from alkylene oxides and water. Using this process, carbon may be employed to selectively catalyze the hydrolysis of alkylene oxides, such as ethylene oxide, to monoalkylene gylcols, such as monoethylene glycol.
5488179 Ditertiary butyl peroxide preparation from tertiary butyl hydroperoxide January 30, 1996
Disclosed is a method of selective preparation of ditertiary butyl peroxide from tertiary butyl hydroperoxide and t-butanol which comprises reacting said tertiary butyl hydroperoxide and t-butanol over a Beta-zeolite catalyst under hydroperoxide conversion conditions.
5488178 Ditertiary butyl peroxide preparation from tertiary butyl hydroperoxide January 30, 1996
Disclosed is a method of selective preparation of ditertiary butyl peroxide from tertiary butyl hydroperoxide and t-butanol which comprises reacting said tertiary butyl hydroperoxide and t-butanol over a solid acid catalyst selected from:a) an acidic montmorillonite clay;b) an acidic zeo
5414163 Use of titania or zirconia in the preparation of tertiary butyl alcohol from tertiary butyl hydr May 9, 1995
A method for preparing tertiary butyl alcohol wherein a feedstock comprising a solvent solution of tertiary butyl hydroperoxide in tertiary butyl alcohol or a mixture of tertiary butyl alcohol with isobutane is charged to a hydroperoxide decomposition reaction zone containing a catal
5405977 Process for removing organic halides from alkylene carbonates April 11, 1995
A method for removing organic halide contaminants from alkylene carbonates is disclosed. Organic halide contaminants are removed from alkylene carbonates by contacting the contaminated alkylene carbonate with hydrotalcite.
5348712 Use of carbonates in metal ion extraction September 20, 1994
It has been discovered that relatively large cyclic and open chain carbonates are extremely efficient in the selective extraction of metal ions, such as gold, silver, platinum and mercury from aqueous solution without the need for a potentially hazardous, organic solvent or use of a
5340889 Liquification of bis-carbonates of bis-glycidyl ethers August 23, 1994
Liquid hydroxyurethane products having cyclocarbonate end groups are prepared by reacting a molar excess of a bis-carbonate of a bis-glycidyl ether of neopentyl glycol or 1,4-cyclohexanedimethanol with a polyoxyalkylenediamine such as a polyoxypropylenediamine. These products are use
5336790 Molybdenum recovery August 9, 1994
A process for recovery of molybdenum from residual fractions derived from an epoxidation reaction of propylene with tertiary butyl hydroperoxide in liquid phase with tertiary butyl alcohol, in the presence of soluble molybdenum, which process comprises:Fractionating epoxidation reaction
5336315 Soil stabilization process August 9, 1994
This invention is concerned with a soil stabilization process in which soil particles comprising the soil surfaces to be stabilized are contacted or treated with an aqueous solution of an alkali metal silicate, such as sodium silicate, and a carbonate reactant or gelling agent selected f
5298081 Process for removing cured fiberglass resin from substrates March 29, 1994
A process for the dissolution of cured polyester resins is disclosed. A cured polyester resin may be dissolved, or removed from a substrate, by contacting the polyester resin with an alkylene carbonate, alone or as a co-solvent with one or more other solvents in which the cured polyester
5290527 Molybdenum recovery March 1, 1994
A process for recovery of molybdenum from residual fractions derived from an epoxidation reaction of propylene with tertiary butyl hydroperoxide in liquid phase with tertiary butyl alcohol, in the presence of soluble molybdenum, which process comprises:Fractionating epoxidation reaction
5283356 Process for manufacturing alkylene carbonates using metal phthalocyanine catalysts February 1, 1994
A method for the manufacture of alkylene carbonates is disclosed. Alkylene carbonates are prepared by reacting alkylene oxides and carbon dioxide in the presence of a metal phthalocyanine catalyst.
5276239 Dimerization of long-chain olefins using a silica gel alkylsulfonic acid January 4, 1994
A process is disclosed for preparing synthetic lubricant base stocks having a high dimer to trimer ratio from long-chain olefins. These synthetic lubricant base stocks are prepared in good yield by dimerizing linear olefins using a catalyst comprising a silica gel alkylsulfonic acid.
5274138 Epoxidation process for manufacture of olefin oxide and alcohol December 28, 1993
An epoxidation reaction wherein: an olefin and an organic hydroperoxide, preferably, propylene and tertiary butyl hydroperoxide are reacted in a primary reaction zone in a liquid phase with an organic solvent, preferably tertiary butyl alcohol, in the presence of a soluble molybdenum
5264132 Method of removing alkaline materials from waste water November 23, 1993
Disclosed is a method for removing ammonia, organic amines and alkaline impurities from waste water which comprises using a partially spent ion exchange resin which no longer meets the purity requirements for the production of MTBE, washing the catalyst with water, contacting it with
1 2 3










 
 
  Recently Added Patents
Transmission apparatus and network protection method
Particulate filter with hydrogen sulphide block function
Flip-chip mounting resin composition and bump forming resin composition
Method of treating lung cancer
Variety corn line KDC7040
Keypad assembly for electronic devices
Stabilised prostaglandin composition
  Randomly Featured Patents
Apparatus and method for obtaining a list of numbers of wafers for integrated circuit testing
Conversion of fullerenes to diamond
Shoe
Bearings
Surgical stapler with timer and feedback display
Microfluidic particle-analysis systems
Spray coating machine
Treatment of drug-resistant tumors
Socket connector assembly with a heat sink detachably attached thereon
Press roller with adjustable bowing means