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| Number | Title | Issue Date |
| 7919651 | Positive resist composition, method of forming resist pattern, polymeric compound, and compound A compound represented by general formula (I) shown below; and a polymeric compound having a structural unit (a0) represented by general formula (a0-1) shown below: wherein R1 represents a hydrogen atom, a lower ... | 04/05/2011 |
| 7799943 | Method for promoting Michael addition reactions Homogeneously dispersed solid reaction promoters having an average particle size from 0.01 μm to 500 μm are disclosed for preparing curable mixtures of at least one Michael donor and at least one Michael acceptor. The resulting curable mixtures are useful as coati... | 09/21/2010 |
| 7273641 | Optically anisotropic element comprising discotic compound An optically anisotropic element comprises a discotic compound. The discotic compound has an oriented discotic plane. The discotic compound has a molecular structure represented by the formula (I) of D(—O—CO—CR1═CR2—X—R3)... | 09/25/2007 |
| 7261836 | Chiral dopant with phenylethanediol functionality The invention pertains to a phenylethanediol derivative having at least one polymerizable group, characterized in that the phenylethanediol derivative further comprises at least one photo-convertible group for adjusting the helical twisting power of the phenylethane... | 08/28/2007 |
| 7161024 | Process for the preparation and purification of 2-(alkoxyalkylidene)-3-ketoalkanoic acid esters from 3-ketoalkanoic acid esters In its several embodiments, this invention discloses a novel process to prepare the compounds of Formula 3: wherein R1 is lower alkyl, and R2 and R3 can be the same or different, ... | 01/09/2007 |
| 6964994 | Polyreactions in non-aqueous miniemulsions The invention relates to a method of conducting polymerization in nonaqueous miniemulsions. ... | 11/15/2005 |
| 6743943 | Polymerizable halogenated vinyl ethers Vinyl ether compounds having the formula: R—O—X—O—CH═CH2 wherein R is a radical selected from R1—CnHm—, R1—CnHm—C(═O)—, R1... | 06/01/2004 |
| 6353012 | 15-Hydroxyeicosatetraenoic acid-related compounds and methods of use HETE derivatives and methods of their use for treating dry eye are disclosed.... | 03/05/2002 |
| 6353129 | Water soluble tri-substituted 1,2-dioxetane compounds having increased storage stability, synthetic processes and intermediates Stable, enzymatically triggered chemiluminescent 1,2-dioxetanes with improved water solubility and storage stability are provided as well as synthetic processes and intermediates used in their preparation. Dioxetanes further substituted with two or more w... | 03/05/2002 |
| 6103801 | 2-substituted succinate esters This invention relates to a process for producing 2-substituted succinate esters of formula (I) by reacting (a) a dicarboxylic compound with a first alcohol R'O[CH'.CH2 O]x H where x is 0 or an integer from 1-6 in the presence of a c... | 08/15/2000 |
| 5770346 | Photoresist and compounds for composing the photoresist There is provided a photoresist including (a) a resin composed of a polymer having a compound represented with the following general formula 1! within a structural unit thereof, and (b) a photo acid generator. ##STR1## wherein R1 represe... | 06/23/1998 |
| 5759968 | Lubricating agent and magnetic recording medium comprising the same A lubricating agent contains at least one alkylene oxide derivative having an alkylene oxide group and an ester moiety or an ammonium salt moiety, which is represented by the following general formula (1), (2), (3) or (4): R1 --O--(R2 | 06/02/1998 |
| 5739378 | Complex hydrophobe-containing oligomers This invention relates to polymers, especially emulsion polymers, and their use for the thickening of a variety of aqueous systems, to methods of thickening utilizing the polymers, to enhancement of such thickening by the addition of surfactants, solvents... | 04/14/1998 |
| 5731383 | Difunctional telechelic linear non-crosslinked polyolefins This invention relates to difunctional telechelic linear non-crosslinked polyolefins without pendant chain branched groups. The polyolefin compounds of this invention are useful for preparing high molecular weight polyesters, polyamides, polyureas and pol... | 03/24/1998 |
| 5698641 | Substrate coated with composition of non-cyclic polyanhydride and polyglycidyl oligomer A coating composition applied to a substrate wherein the composition contains a solids content of at least about 65 percent by weight and includes a polyanhydride having more than one non-cyclic anhydride moiety, a glycidyl groups-containing oligomer, a c... | 12/16/1997 |
| 5633330 | Coating composition of non-cyclic polyanhydride and glycidyl oligomer A coating composition with a solids content of at least about 65% by weight comprises a polyanhydride having more than one non-cyclic anhydride moiety, a glycidyl groups-containing oligomer, a catalyst and a surfactant or flow-control agent.... | 05/27/1997 |
| 5633020 | Coating composition of non-cyclic polyanhydride and co-reactant resin A coating composition with a solids content of at least about 65% by weight comprises a polyanhydride having more than one non-cyclic anhydride moiety, a co-reactant resin such as a glycidyl (meth)acrylate-containing polymer and a latent catalyst wherein ... | 05/27/1997 |
| 5602274 | Polyanhydride containing non-cyclic anhydride moieties A polyanhydride having a molecular weight of no more than about 2000 is useful in a coating composition with a coreactant resin such as an epoxy resin and comprises: (a) a polyvalent organic moiety; (b) a plurality of ester linkages bonded to the polyvalent or... | 02/11/1997 |
| 5559190 | Difunctional telechelic linear non-crosslinked polyolefins This invention relates to difunctional telechelic linear non-crosslinked polyolefins without pendant chain branched groups. The polyolefin compounds of this invention are useful for preparing high molecular weight polyesters, polyamides, polyureas and pol... | 09/24/1996 |
| 5510371 | Inhibitors of farnesyl-protein transferase The present invention is directed to compounds which inhibit farnesyl-protein transferase (FPTase) and the farnesylation of the oncogene protein Ras. The invention is further directed to chemotherapeutic compositions containing the compounds of this inven... | 04/23/1996 |
| 5491261 | Poly-perfluoroalkyl-substituted alcohols and acids, and derivatives thereof Di-, tri- and poly-perfluoroalkyl-substituted alcohols and acids and derivatives thereof are described which are prepared from perfluoroalkyl iodides and di-, tri- or polyallyl alcohols or acids. These compounds contain two or more perfluoroalkyl-iodoalky... | 02/13/1996 |
| 5453535 | Preparation of ,ω-dicarboxylic acid diesters A process for the preparation of a ,ω-dicarboxylic acid diester of the general formula I ##STR1## in which R1, R2, R3, R4, R5 denotes hydrogen, C1 -C20 alkyl, C... | 09/26/1995 |
| 5442109 | Preparation of oxadimethacrylic acid At least 99% pure 2,2'[oxybis (methylene)]bis-2-propenoic acid CH2 .dbd.C(COOH)CH2 --O--CH2 C(COOH).dbd.CH2 is prepared by hydrolyzing an ester thereof in an aqueous basic medium and then acidifying the resultant salt.... | 08/15/1995 |
| 5393917 | Isolation and purification of oxadimethacrylics A process for isolating and purifying oxadimethacrylics of the general formula I CH2 .dbd.C(A)CH2 --O--CH2 C(B).dbd.CH2 I where A and B are selected from the group consisting of --COOR1, --COR1,... | 02/28/1995 |
| 5354895 | Oxadimethacrylics and preparation thereof Oxadimethacrylics useful for preparing pollers have the general formula I CH2 .dbd.C(A)CH2 --O--CH2 C(B).dbd.CH2 I where A and B are selected from the group consisting of --COOR1, --COR1, --CONR... | 10/11/1994 |
| 5308864 | 6-(hydronaphtyl-1-ethyl)-4-hydroxy-3,4,5,6-tetrahydro-2H-pyran-2-ones and the corresponding hydroxy acids Compounds of either of general formulae (I) and (II), wherein: R1 represents a C1-8 alkyl, C3-8 cycloalkyl, C3-8 cycloalkyl(C1-8)alkyl, C2-8 alkenyl, or C1-6 alkyl substituted ph... | 05/03/1994 |
| 5266713 | Aryl alkenoic acid derivatives as leukotriene antagonists Aryl alkenoic acid derivatives, and physiologically acceptable salts thereof, are provided which are potent leukotriene antagonists and may be used for the treatment of circulatory diseases and preferably for respiratory diseases such as asthma. The deriv... | 11/30/1993 |
| 5254718 | Esters of unsymmetrically 2-substituted glycolic acid dimers This invention concerns esters of unsymmetrically 2-substituted glycolic acid dimers, a process for their preparation and their use in the preparation of unsymmetrically 3,6-substituted 1,4-dioxane-2,5-diones.... | 10/19/1993 |
| 5248833 | Process for purifying polyols made with double metal cyanide catalysts A process for purifying polyether polyols prepared using double metal cyanide (DMC) catalysts is disclosed. The process involves combining a mixture of the polyol and a C1 -C6 aliphatic alcohol with an amount of a chelating agent eff... | 09/28/1993 |
| 5206389 | Acrylates containing an alcohol, aldehyde and/or ether functional group, process for their manufacture and their application to the production of new polymers and copolymers These acrylates are those of formulae: ##STR1## where R=C1 -C12 alkyl, C5 -C12 cycloalkyl, aryl, arylalkyl or alkylaryl; Y=C1 -C12 alkyl, C6 -C12 aryl, heterocycl... | 04/27/1993 |
| 5113012 | Process for the production of 1,3-cyclopentanedione A process for the production of 1,3-cyclopentanedione, which is a versatile intermediate product for numerous active ingredient syntheses. For this purpose, a malonic acid ester is reacted with a haloalkoxybutenoic acid ester, the resultant bis-(alkoxycar... | 05/12/1992 |
| 5099034 | Phospholipase A2 inhibitor A compound of the formula (I): ##STR1## wherein R1, R2, and R3 are --COOR4, --COOR5, and --COOR6, respectively; R4, R5, and R6 each is hydrogen, lower ... | 03/24/1992 |
| 5087760 | Process for the production of 1,3-cyclopentanedione A process for the production of 1,3-cyclopentanedione, which is a versatile intermediate product for numerous active ingredient syntheses. For this purpose, a malonic acid ester is reacted with a haloalkoxybutenoic acid ester, the resultant bis-(alkoxycar... | 02/11/1992 |
| 5045586 | Lubricants for thermoplastic resins The present invention is directed to branched polyesters derived from the reaction product of hydroxy stearic acid or hydroxy stearic alkoxylate, a guerbet alochol or guerbet alcohol alkoxylate, which product is further reacted with a polycarboxylic acid ... | 09/03/1991 |
| 5041619 | Process for the preparation of alkoxyalkylidenemalonic acid esters A process for the preparation of alkoxyalkylidenemalonic acid esters. The reaction is catalyzed by easily separable, insoluble aluminum silicates.... | 08/20/1991 |
| 4902819 | Preparation of sodium diethyl oxalacetate Sodium diethyl oxalacetate is prepared in a specific manner by adding sodium ethoxide to a mixture of diethyl oxalate and ethyl acetate to obtain a free flowing sodium salt which is easily separable and purified.... | 02/20/1990 |
| 4889948 | Acrylate ester ether derivatives A process for synthesizing ethers of alkyl alpha(hydroxymethyl)-acrylate by reacting alkyl acrylate and formaldehyde in the presence of a DABCO catalyst. The ethers may be used as cross-linking agents for thermoplastic polymers. Further, these ethers in t... | 12/26/1989 |
| 4851566 | Process for producing organic compounds containing an alkoxyalkylidene group Process for preparing alkyl alkoxyalkylidenemalonate. An alkyl malonate is condensed with an orthoester in the presence of a carboxylic acid or its anhydride and a metal compound of the group formed by Cd, Hg, Bi, Mg.... | 07/25/1989 |
| 4762946 | Esters of unsaturated carboxylic acids Polymeric pour point depressants are described which are prepared from new esters of ,ଲ-olefinically unsaturated carboxylic acids of the formula wherein R1 --CO-- is an ,ଲ-olefinically unsaturated carboxylic acid resid... | 08/09/1988 |
| 4738796 | Process for preparing organic compounds containing an alkoxyalkylidene group Process for the heat stabilization of alkyl alkoxyalkylidenemalonates in the presence of Lewis acids, such as metal catalytic compounds employed as catalysts during the preparation of the alkyl alkoxyalkylidenemalonates by condensation of a suitable malon... | 04/19/1988 |
