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 |
| 7326804 | Triethyleneglycol ester based plasticizer composition for polyvinyl chloride resin and method of preparing the same Provided is a novel triethyleneglycol based compound, a plasticizer composition for polyvinyl chloride resin including the same, and a method of preparing the plasticizer composition. In particular, the plasticizer composition for polyvinyl chloride resin includes t... | 02/05/2008 |
| 7294601 | Phosphines, transition metal complexes containing the same as the ligand, and process for production of optically active carboxylic acids [PROBLEMS] To provide a method by which desired optically active carboxylic acids may be prepared from a carboxylic acid having a carbon-carbon double bond through asymmetric hydrogenation with a catalyst consisting of a transition metal complex containing a water-s... | 11/13/2007 |
| 7208012 | Covalently-bound, hydrophilic coating compositions for surgical implants Covalently-bound, hydrophilic copolymer coatings for implants are disclosed. The copolymer coatings comprise a hydrophobic aryl acrylic monomer, a hydrophilic monomer selected from the group consisting of hydroxyalkyl (meth)acrylates, n-vinyl pyrrolidone and acrylam... | 04/24/2007 |
| 7157538 | Covalently-bound, hydrophilic coating compositions for surgical implants Covalently-bound, hydrophilic copolymer coatings for implants are disclosed. The copolymer coatings comprise a hydrophobic aryl acrylic monomer, a hydrophilic monomer selected from the group consisting of hydroxyalkyl (meth)acrylates, n-vinyl pyrrolidone and acrylam... | 01/02/2007 |
| 7122693 | Acetaldehyde acetal compounds, their synthesis, and uses thereof The acetaldehyde compounds, 2-thiobenzoylacetaldehyde diethylacetal, 2-benzoyloxyacetaldehyde bis(2-methoxyethyl)acetal, 2-hydroxyacetaldehyde bis( 2-methoxyethyl)acetal, 2-thiobenzoylacetaldehyde bis(2-methoxy-ethyl)acetal, and 2-thioacetaldehyde bis(2-methoxyethyl... | 10/17/2006 |
| 7078557 | Compound of plasticizers for the water dispersability of resins A compound of plasticizers for the water dispersability of diol diarylate-type resins is disclosed; wherein the compound contains a high amount of diol monocarylates and optionally contains triol mono- or diarylates. ... | 07/18/2006 |
| 7074826 | R-NSAID esters and their use The present invention concerns esters of R-enantiomers of a non-steroidal anti-inflammatory drug, which is substantially free from the S-enantiomer. The compounds of the invention may be used in treating a disease or illness in a mammal. To this end, a composition c... | 07/11/2006 |
| 6989462 | Synthesis of 2-chloromethyl-6-methylbenzoic ester A process is described for preparing compounds of formula (I) where R is H, optionally halogen-substituted alkyl, cycloalkyl, aryl, alkyl-aryl or heteroaryl, and, in alkyl and cycloalkyl, one or more CH2 grou... | 01/24/2006 |
| 6972340 | Selective protein tyrosine phosphatatase inhibitors Compounds of formula (I) or therapeutically acceptable salts thereof, are selective protein tyrosine kinase-B (PTP1B) inhibitors. Preparation of the compounds, compositions containing the compounds, and treatment of di... | 12/06/2005 |
| 6884761 | High temperature stable lubricant mixed polyol ester composition containing an aromatic carboxylic acid and method for making the same The present invention relates, generally, to a high temperature stable mixed polyol ester lubricant composition partly containing an aromatic carboxylic acid ester and a process of making the same. Typically, the aromatic acid ester is benzoic acid, and the lubrican... | 04/26/2005 |
| 6831121 | Trimethylolpropane ester-based plasticizer composition for polyvinyl chloride resin The present invention relates to a trimethylolpropane ester-based plasticizer composition for polyvinyl chloride resin, more particularly a plasticizer composition comprising trimethylolpropane ester capable of using as plasticizer of polyvinyl chloride resin. The p... | 12/14/2004 |
| 6765116 | Process of preparing a fluid rare earth alkoxylation catalyst A process to prepare an improved fluid rare earth phosphate catalyst composition useful in preparing alkylene oxide adducts of organic compounds having active hydrogen atoms is provided. The catalyst is prepared by dissolving a rare earth salt in a C9-C | 07/20/2004 |
| 6723872 | Production process for hydroxyalkyl ester The present invention provides: a process in which, when a hydroxyalkyl ester is produced by carrying out a reaction between a carboxylic acid and an alkylene oxide in the presence of a catalyst, the contamination of the hydroxyalkyl ester with water can be inhibite... | 04/20/2004 |
| 6635775 | Reduced odor esters and process for producing same An improved process for preparing reduced-odor or odorless esters, preferably benzoate esters, octanoate esters, aliphatic emollient esters and glycol dibenzoate esters. The improved process comprises, in part, removing the esterification catalyst from th... | 10/21/2003 |
| 6348615 | Process for producing (2R, 3S)-3-amino-1, 2-oxirane A process for producing (2R, 3S)-3-amino-4-phenylbutane-1,2-epoxide compounds which comprises treating a (2S, 3S)-3-amino-1-halo-2-hydroxy-4-phenylbutane compound or a (2S, 3S)-3-amino-4-phenylbutane-1,2-epoxide with a carboxylic acid quaternary ammo... | 02/19/2002 |
| 6348623 | Polymers of 3-butene esters, their preparation and use The specification describes various polymers having monomer of formula (I): ##STR1## In formula (I), R1 and R2 are, independently, hydrogen, a C1 -C24 alkyl group, an aromatic or heteroaromatic group, a C3 -C8 c... | 02/19/2002 |
| 6130346 | Process for preparing an organic compound from an oxirane-containing compound in the presence of a tris(triaminophosphoranylideneamino)phosphine oxide A process for preparing an organic compound, comprising conducting an organic reaction in the presence of a phosphine oxide represented by formula (1); ##STR1## where R1 is the same or different and each represents a hydrogen or hydro... | 10/10/2000 |
| 5849048 | Substituted biphenyl poly (oxyalkylene) ethers and fuel compositions containing the same Substituted biphenyl poly(oxyalkylene) ethers having the formula: ##STR1## wherein R1 is hydrogen or hydroxyl; R2 is hydroxyl, cyano, nitro, amino, aminomethyl, N-alkylamino or N-alkylaminomethyl wherein the alkyl group contains... | 12/15/1998 |
| 5830244 | Poly (oxyalkyene) benzyl amine ethers and fuel compositions containing the same A fuel additive having the formula: ##STR1## wherein R1 and R2 are independently hydrogen or lower alkyl; R3 and R4 are independently hydrogen or lower alkyl and each R3 and R4 is inde... | 11/03/1998 |
| 5756816 | Process for the production of phenol derivatives A process for the production of a phenol derivative of the formula (2), which comprises subjecting a diester compound of the formula (1) in which a hydroxyl group is protected by an acyl group, to a reaction for removal of protection, wherein the reaction... | 05/26/1998 |
| 5705167 | Aromatic polyenic compounds and pharmaceutical/cosmetic compositions comprised thereof Novel pharmaceutically/cosmetically-active aromatic polyenic compounds have the structural formula (I): ##STR1## and are useful for the treatment of a wide variety of disease states, whether human or veterinary, for example dermatological, rheumatic,... | 01/06/1998 |
| 5675040 | Process for the preparation of sulphones The invention relates to a process for the preparation of compounds of the formula ##STR1## characterized in that the radical X in sulphones of the formula X--(CH2 --CH2 --O)m --(CH2)n --SO2 | 10/07/1997 |
| 5623086 | Process for the production of 1,2-bis (acyloxylates) A process for the preparation of 1,2-bis(acyloxyates) comprises acylation of epoxides with carboxylic anhydrides in the presence of a catalytic composition containing a tertiary amine and a carboxylic acid. Preferably, the carboxylic acid is a conjugate a... | 04/22/1997 |
| 5543083 | Fatty amine derivatives of butylated hydroxy toluene for the protection of surfaces from physical and chemical degradation The present invention relates to non-surface staining, light stable antioxidant compounds which reduce the fading, decoloration and degradation of various surfaces, ie., fabrics, from sunlight. These antioxidant compounds are butylated hydroxytoluene and ... | 08/06/1996 |
| 5463020 | Preparation of polytetrahydrofuran or tetrahydrofuran/alkylene oxide copolymers Polytetrahydrofuran or C2 -C10 -alkylene oxide/tetrahydrofuran copolymers having a molecular weight of from 250 to 20,000 Dalton are prepared by the cationic polymerization of tetrahydrofuran or tetrahydrofuran and C2 -C | 10/31/1995 |
| 5453468 | Prepolymers containing a perfluoropolyethereal chain and carboxylic end groups, suitable as cross-linking agents for epoxy prepolymers The invention relates to two classes of prepolymers containing a perfluoropolyethereal chain and carboxylic end groups, suitable as cross-linking agents for epoxy prepolymers. The first class contains anhydride-derived end groups; the second lactone-deriv... | 09/26/1995 |
| 5374376 | Optically active aromatic compounds, preparation process therefor, liquid crystal materials and a light switching element Disclosed are herein optically active aromatic compounds represented by the formula (I): ##STR1## wherein X represents --COO-- or --OCO--; Y represents --COO--, --OCO-- or --O--; R2 represents an alkyl or alkoxyalkyl group having 1 to 20 ... | 12/20/1994 |
| 5321044 | 15,16-seco-19-nor progestins 15,16-Seco-19-nor progestins are provided which display elevated progestational activity with a minimum of ancillary hormonal activity. Processes for the preparation of the novel progestins are provided as are methods of use. A preferred method of use is ... | 06/14/1994 |
| 5292928 | Process for the reaction of a low-molecular hydroxyl compound with a carboxylic acid halide In a process for reacting a low molecular weight hydroxy compound with a carboxylic acid halide, a small amount of the acid halide is introduced into the reaction vessel and the remainder of the acid halide and the hydroxy compound are added gradually in ... | 03/08/1994 |
| 5231221 | Process for the preparation of acylals Compounds of the formula ##STR1## can advantageously be prepared by reacting compounds the formula II ##STR2## in which the substituents R1 -R4 have the meanings given, with the anhydride of the formula III ##STR3## ... | 07/27/1993 |
| 5210325 | Alkoxylation process catalyzed by supported rare earth elements Alkylene oxide adducts of organic compounds having active hydrogen atoms are prepared by a process which comprises contacting and reacting an alkylene oxide reactant comprising one or more vicinal alkylene oxides with an active hydrogen containing reactan... | 05/11/1993 |
| 5208366 | High yield method for preparation of dialkyl esters of polyhaloaromatic acids An improved process is provided for the preparation of esters of polyhalophthalic acids, polyhalobenzoic acids, and polyhalophthalic anhydride useful as flame retardants for thermoplastic and thermosetting resins, which comprises the reaction of the above... | 05/04/1993 |
| 5177249 | Compounds with at least three functional ester groups and process for the production thereof The present invention relates to compounds comprising ester groups having at least three ester functions, to processes for the production thereof, and to the use of the products. Compounds having at least three functional ester groups of the general formu... | 01/05/1993 |
| 5162589 | Alkoxylation process catalyzed by sodium- or potassium barium phosphate Alkylene oxide adducts of organic compounds having active hydrogen atoms are prepared by a process which comprises contacting and reacting an alkylene oxide reactant comprising one or more vicinal alkylene oxides with an active hydrogen containing reactan... | 11/10/1992 |
| 5155228 | FK-506 C10-C18 process intermediates A process is described for the improved synthesis of the optically pure C10 -C18 fragment of the macrolide structure of the immunosuppressant FK-506. This compound is also useful as an intermediate for preparing FK-506 derivatives.... | 10/13/1992 |
| 5155254 | Substituted diones as intermediates for a process for the manufacture of γ-pyrones A process for the manufacture of 3-hydroxy-2-alkyl-4-pyrones of formula I is provided. ##STR1## The process comprises cyclizing a compound of formula II, ##STR2## an acidic medium and hydrolyzing the ester formed thereby to produce compound... | 10/13/1992 |
| 5153342 | Stain-resistant plasticizer compositions and method of making same Mono- and di-esters of 2,2,4-trimethyl-1,3-pentanediol and benzoic acids are useful plasticizers for vinyl chloride polymers, and other polymers, particularly for imparting improved stain resistance to plasticized compositions. Novel processes for prepari... | 10/06/1992 |
| 5149843 | Conjugated diene compounds Conjugated diene compounds of the general formula: ##STR1## which are industrially advantageous intermediates for preparing sarcophytol A useful as an anticarcinogenic promotor or antitumor agent are provided.... | 09/22/1992 |
| 5136061 | Optically active pentane derivatives and intermediates thereof, and process for manufacturing same An optically active pentane compound of the general formula (I): ##STR1## wherein R1 represents a lower alkyl group having 1 to 4 carbon atoms, R2 represents a lower alkoxycarbonyl group having an alkoxy moiety of 1 to 4 carbon ... | 08/04/1992 |
| 5124070 | Optically active ester derivatives, preparation process thereof, liquid crystal materials and a light switching element Disclosed are herein optically active ester derivatives represented by the formula (I): ##STR1## (wherein R1 represents an alkyl group having 3 to 20 carbon atoms; R2 represents an optically active alkyl or alkoxyalkyl group hav... | 06/23/1992 |
