Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7825281 | Method for producing electronic grade 2,2′-aminoethoxyethanol A process for preparing electronics-grade 2,2′-aminoethyoxyethanol by reacting diethylene glycol with ammonia in the presence of a catalyst in a reactor to give a reaction mixture from which a crude 2,2′-aminoethoxyethanol stream is separated off and is purified... | 11/02/2010 |
| 7696385 | Polyetheramine production method The invention relates to a method for producing amines of formula (1), wherein R3 is an organic group containing from 2 to 600 alkoxy groups and R1 and R3 groups are similar or different and... | 04/13/2010 |
| 7442840 | Synthesis of severely sterically hindered amino-ether alcohols and diaminopolyalkenyl ethers using a high activity powder catalyst The present invention relates to a process for preparing severely sterically hindered secondary amine ether alcohols and diamine polyalkenyl ethers by reacting a primary amino compound with a polyalkenylether glycol in the presence of a high activity nickel powder h... | 10/28/2008 |
| 7435855 | Process for the continuous synthesis of methylamines Process for the continuous synthesis of methylamines by reaction of methanol and/or dimethyl ether with ammonia in the presence of a heterogeneous catalyst, wherein the catalyst used is a shaped body which comprises a microporous material and at least one organosili... | 10/14/2008 |
| 7422732 | Synthesis of amines using molecular sieve SSZ-74 The present invention relates to new crystalline molecular sieve SSZ-74 prepared using a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium)dication as a structure-directing agent, and its use in catalysts for synthesizing amines. ... | 09/09/2008 |
| 7247606 | Branched reaction products A compound of formula: wherein each R group independently is C6-C10 arylene group, a straight or branched chain C2-C°alkylene group optionally containing an arylene gr... | 07/24/2007 |
| 7226575 | Boron-containing molecular sieve CHA A boron-containing molecular sieve having the CHA crystal structure and comprising (1) silicon oxide and (2) boron oxide or a combination of boron oxide and aluminum oxide, iron oxide, titanium oxide, gallium oxide and mixtures thereof is prepared using a quaternary... | 06/05/2007 |
| 7189879 | Process for the production of 1-hydroxymethyl-1,3,5-triazapentane, trihydrochloride A new process for the production of 1-hydroxymethyl-1,3,5-triazapentane, trihydrochloride is described. ... | 03/13/2007 |
| 7161038 | Process for producing polyoxyalkylene triamine The present invention is a process for producing polyoxyalkylene triamine by bringing polyoxyalkylene triol having at its terminal a hydroxyl group into contact with ammonia and hydrogen in the presence of a catalyst comprising ruthenium metal at an amount of 0.5 to... | 01/09/2007 |
| 7151148 | Castable golf ball components using acrylate functional resins Golf ball components, such as cores, intermediate layers, and covers, formed with compositions including precursors with acrylate functionality crosslinked with a curing agent. ... | 12/19/2006 |
| 7009081 | N-methylated amines from selective vapor phase amination of amino ether alcohols A method for converting amino ether alcohols to amino ether amines by amination in the vapor phase with a catalyst comprising copper and zinc. The catalyst may also comprise an alkali, alkaline earth, or lanthanide element as a promoter. ... | 03/07/2006 |
| 6984759 | Process for the preparation of perfluoropolyethers having aldehyde, alcohol, amine end groups by catalytic reduction Process for the perfluoropolyether preparation having reactive end groups —CH2NH2, —CHO, —CH2OH, by reduction of the corresponding perfluoropolyethers having —CN, —COCl, —CHO end groups by using gaseous hydrogen in the pr... | 01/10/2006 |
| 6924315 | Gemini glycidyl ether adducts of polyhydroxyalkyl alkylenediamines The present invention provides compounds useful as surfactants having formula (1), including isomers thereof: wherein a and b are integers independently selected from about 3 to about 6; x is an integer from about 1 to... | 08/02/2005 |
| 6723880 | Preparation of secondary amines from primary amines A process for producing secondary amines of the formula R1R2N—A—NH—A—NR1R2, where R1 and R2 are linear or branched C1-20-alkyl radicals, optionally substituted with from 1 to 5 phen... | 04/20/2004 |
| 6709644 | Small crystallite zeolite CHA The present invention relates to zeolites having the crystal structure of chabazite (CHA) and having small crystallite size, to processes using the small crystallite CHA as a catalyst, and to gas separation processes using the small crystallite CHA. ... | 03/23/2004 |
| 6632968 | Method for the production of amines from epoxidized olefins A process for preparing amines comprises reacting an epoxide of the formula (I) ##STR1## where R1, R2, R3 and R4 are each, independently of one another, hydrogen or a linear or branched, saturated or unsaturated... | 10/14/2003 |
| 6403834 | Method for preparing tris(ether-amine) The invention concerns a method for preparing tris(ether-amines) of formula (I): N[A--O--(B--O)n --R]3 wherein R, A, B and n are as defined in Claim 1, comprising the reaction, in liquid phase, of an alkylene-glycol monoether of form... | 06/11/2002 |
| 6232502 | Method of making methylamines using chabazite catalysts A method for making monomethylamine, dimethylamine and trimethylamine, in which methanol and/or dimethylether and ammonia are contacted in the presence of an acidic zeolite chabazite catalyst is disclosed. The method suppresses the production of trimethyl... | 05/15/2001 |
| 6166258 | Process for preparing methylamines using acidic molecular sieve catalysts The present invention relates to the selectivity of production of methylamines from methanol and/or dimethylether and ammonia using at catalytic amount of acidic molecular sieve.... | 12/26/2000 |
| 5900510 | Process for the preparation of diaminodipropyl ethers and hydroxyaminodipropyl ethers Diaminodipropyl ethers and hydroxyaminodipropyl ethers are prepared by catalytic amination of dipropylene glycol.... | 05/04/1999 |
| 5874623 | Process for the production of polyether aminoalcohols Disclosed herein is a method of preparing polyether aminoalcohol by reacting a primary aminoalcohol with a polyether terminated with a good leaving group.... | 02/23/1999 |
| 5817593 | Catalyst and process for producing amines This invention includes catalysts comprising rhenium (atomic number 75), nickel, cobalt, boron and copper and/or ruthenium impregnated on a support material and a process for preparing said catalyst, said process comprising (i) impregnating a mixture of m... | 10/06/1998 |
| 5763667 | Ether-linked amine-terminated polyethers and a process for their production Ether-linked amine-terminated polyethers are produced by reacting (1) a polyether polyol in which substantially all of the hydroxyl groups have been replaced with good leaving groups with (2) an aminoalcohol and/or aminothiol and (3) a deprotonating agent... | 06/09/1998 |
| 5696293 | Catalyst composition for producing polyether polyamine and production method of polyether polyamine by use of the catalysts composition The present invention provides a catalyst composition for producing a polyether polyamine, comprising: (a) ruthenium and (b) at least one of metals selected from the group consisting of palladium, platinum, rhodium, osmium, iridium, rhenium, technetium, molybd... | 12/09/1997 |
| 5693864 | Process for the production of secondary amine terminated polyethers Disclosed herein is a process for preparing an amine terminated polyether comprising reacting a polyether containing a leaving group with a primary amine or ammonia at a temperature of about 70 to 250 degrees Centigrade.... | 12/02/1997 |
| 5679862 | Amination process A process for the amination of aliphatic alkane derivatives such as alcohols (mono and polyhydric) which uses catalytic distillation to take advantage of the condensing distillate within the distillation reaction zone in the distillation column reactor. T... | 10/21/1997 |
| 5672761 | Method for reducing the viscosity of high viscosity polyether polyols The viscosity of polyether polyols characterized by functionalities greater than or equal to 1, viscosities greater than 500 mPa.multidot.s at 25° C. and at least 20% terminal secondary hydroxyl groups is reduced by converting at least one terminal hydro... | 09/30/1997 |
| 5569785 | Attrition resistant zeolite catalysts for production of methylamines in fluidized bed reactors This invention provides an attrition resistant catalyst composition and method for producing such composition. The catalyst is comprised of an acidic zeolite, rho or chabazite, and a particulate binder, kaolin, bentonite, alpha-alumina, or titania, which ... | 10/29/1996 |
| 5559270 | Method of synthesizing pure additives and the improved compositions thereby produced An improved process of synthesizing gasoline soluble polyolefinic amines or polyether amines comprising the steps of reacting polyolefinic halides or polyether halides with polyamines in a specific sequence of reactions; distilling off non-reactive polyam... | 09/24/1996 |
| 5510535 | Ether-linked amine-terminated polyethers and a process for their production Ether-linked amine-terminated polyethers are produced by reacting (1) a polyether polyol in which substantially all of the hydroxyl groups have been replaced with good leaving groups with (2) an aminoalcohol and/or aminothiol and (3) a deprotonating agent... | 04/23/1996 |
| 5482909 | CMS/SiO2 /Al2 O3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammonia The present invention relates to an improved catalyst for the selective synthesis of monomethylamine (MMA) and dimethylamine (DMA) at the expense of trimethylamine (TMA) for a starting feed of methanol and/or dimethyl ether and ammonia. The current indust... | 01/09/1996 |
| 5354893 | CMS/SiO2 /Al2 O3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammonia The present invention relates to an improved catalyst for the selective synthesis of monomethylamine (MMA) and dimethylamine (DMA) at the expense of trimethylamine (TMA) for a starting feed of methanol and/or dimethyl ether and ammonia. The current indust... | 10/11/1994 |
| 5344989 | Zeolite ZK-5 catalyst for conversion of methanol and ammonia to monomethylamine and dimethylamine An improved process for production of monomethylamines and dimethylamines, wherein an acidic zeolite H--ZK-5 prepared from K,Sr--ZK-5 is used to increase selectivity of the reaction.... | 09/06/1994 |
| 5344984 | Method for preparing "twin-tailed" polyoxyalkylene tertiary amines A method for preparing "twin-tailed" tertiary amines which have two moles of alkoxylated phenol bonded to each nitrogen function of a molecule of methylamine and represented by the formula: ##STR1## wherein x represents zero to about 30 which compris... | 09/06/1994 |
| 5288909 | Catalytic reforming of alkyleneamines A process of reforming an alkyleneamine feedstock or a mixture of such feedstocks to an alkyleneamine or a mixture of alkyleneamines which is different from the feedstock or feedstock mixture. The process is catalyzed by one of the following: Group VB met... | 02/22/1994 |
| 5288911 | Preparation of ,ω-aminoalcohols Preparation of ,ω-aminoalcohols of the general formula I HO--CH2 --X--CH2 --NH2 (I), in which x denotes a C1 -C20 -alkylene chain optionally substituted by inert radicals and/or opt... | 02/22/1994 |
| 5210306 | Promoted amines catalysis This invention relates to a process for making amines by condensing an amino compound in the presence of a condensation catalyst and a condensation catalyst promoter, wherein said condensation catalyst promoter is present in an amount sufficient to promot... | 05/11/1993 |
| 5210307 | Catalytic reforming of alkyleneamines to linearly-extended polyalkylenepolyamines A process for reforming alkyleneamines to predominantly linearly-extended polyalkylenepolyamines comprising contacting an alkyleneamine or mixture thereof with a catalyst under conditions such that a mixture of polyalkylenepolyamines enriched in linearly-... | 05/11/1993 |
| 5183923 | Process for preparing primary hydroxyl-containing diols The invention concerns a method for the preparation of polyurethane, polyester, polyamide, and polyurea diols which contain essentially all primary hydroxyl groups without capping by ethylene oxide. The method comprises coupling an alkylene oxide adduct o... | 02/02/1993 |
| 5175369 | Separation of methoxyisopropylamine from methoxyisopropylamine-water azeotrope This invention relates to a process for separating methoxyisopropylamine and particularly to an improvement in the process for the recovery of methoxyisopropylamine from the reaction of methoxyisopropanol with ammonia under amination conditions. In this p... | 12/29/1992 |
