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| Number | Title | Issue Date |
| 8017798 | Method for producing tetrafluoroterephthalic acid difluoride A method for producing tetrafluoroterephthalic acid difluoride comprising reacting tetrachloroterephthalic acid dichloride with potassium fluoride in the presence of dimethyl sulfone. ... | 09/13/2011 |
| 7393569 | Polymerizable liquid crystal composition and polymer thereof A polymerizable liquid crystal composition containing compounds represented by the formula (1-1) and the formula (1-2), compounds represented by the formula (2-1) and the formula (2-2), and a compound represented by the formula (3-1): | 07/01/2008 |
| 7381354 | Flame retardants with high halogen content and low viscosity Flame retardant formulations comprised of at least one bromine-containing polyol are produced by a process which comprises: A) heating a mixture formed from components comprised of (i) tetrabromophthalic anhydride, (ii) at least on... | 06/03/2008 |
| 7307183 | Process for producing tetrabromobenzoate esters A method for preparing tetrabromobenzoate ester from a tetrabromophthalic anhydride including the steps of reacting the tetrabromophthalic anhydride with a catalyst and an alcohol at a temperature that favors partial esterification over complete esterification of th... | 12/11/2007 |
| 7288676 | Arylphenyl-substituted cyclic ketoenols The present invention relates to novel arylphenyl-substituted cyclic ketoenols of the formula (I) in which X represents halogen, alkyl, alkoxy, alkenyloxy, alkylthio, alkylsulph... | 10/30/2007 |
| 7285588 | Low polarity dimerate and trimerate esters as plasticizers for thermoplastic compositions A plasticized thermoplastic composition including a thermoplastic, and plasticizer compound selected from the group consisting of a cyclic dimerate ester, a cyclic trimerate ester plasticizer, and mixtures thereof. ... | 10/23/2007 |
| 7258823 | Flame retardants with high halogen content and low viscosity Flame retardant formulations comprised of at least one bromine-containing polyol are produced by a process which comprises: A) heating a mixture formed from components comprised of (i) tetrabromophthalic anhydride, (ii) at least one aliphatic polyol, an... | 08/21/2007 |
| 7244750 | Active substance combinations having insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain active compounds that together have unexpectedly good insecticidal and acaricidal properties. ... | 07/17/2007 |
| 7232845 | Active substance combinations comprising insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain insecticidally active compounds that together have very good insecticidal and acaricidal properties. ... | 06/19/2007 |
| 7205289 | Combinations of active ingredients with insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain insecticidally active compounds that together have very good insecticidal and acaricidal properties. ... | 04/17/2007 |
| 7108896 | Method of increasing helical twisting power, optically active compound, liquid crystal compostion containing the same, and liquid crystal display device A method of increasing helical twisting power (HTP) in an optically active compound used in a liquid crystal material is provided. An optically active compound which exhibits a large HTP value is also provided. Furthermore, a liquid crystal composition which exhibit... | 09/19/2006 |
| 7109264 | Low polarity dimerate and trimerate esters as plasticizers for elastomers An elastomeric composition including a natural or synthetic rubber, and a cyclic dimerate ester and/or a cyclic trimerate ester plasticizer. ... | 09/19/2006 |
| 7105471 | Arylphenyl-substituted cyclic ketoenols The present invention relates to novel arylphenyl-substituted cyclic ketoenols of the formula (I) in which X represents halogen, alkyl, alkoxy, alkenyloxy, alkylthio, alkylsulph... | 09/12/2006 |
| 7098225 | Active compound combinations having insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain active compounds that together have unexpectedly good insecticidal and acaricidal properties. ... | 08/29/2006 |
| 7091233 | Active substance combinations comprising insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain insecticidally active compounds that together have very good insecticidal and acaricidal properties. ... | 08/15/2006 |
| 7083832 | Partially fluorinated liquid crystal material The invention provides LC compositions that exhibit V-shaped switching when aligned in an analog device configuration and exhibit bistability when aligned in a bookshelf-type device configuration. The invention more specifically provides LC compositions of formula 1... | 08/01/2006 |
| 7081281 | Polymerizable liquid crystal compound, liquid crystal composition and optical anisotropic material The present invention provides a polymerizable liquid crystal compound having an excellent durability against blue laser light and having a small refractive index and small light absorption, a liquid crystal composition containing the compound, and an optical anisot... | 07/25/2006 |
| 7074462 | Ester compounds and their use in liquid crystalline media The invention relates to compounds of the formula I and to a liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general formula I ... | 07/11/2006 |
| 7070838 | Liquid crystalline compound, liquid crystal composition and their polymers The present invention provides a compound represented by formula (1) defined in the specification and a liquid crystal composition comprising the compound. The invention further provides a polymer obtained by polymerization of compound or composition above, and furt... | 07/04/2006 |
| 7045564 | Flame retardants with high halogen content and low viscosity A flame retardant formulation which is the combination of at least (1) at least one bromine-containing polyol flame retardant formed from the reaction of (a) tetrabromophthalic anhydride, (b) an aliphatic polyol, and (c) an epoxide, and (2) at least one aliphatic di... | 05/16/2006 |
| 6919090 | Active substance combinations with insecticidal and acaricidal properties The invention relates to novel active combinations of certain cyclic ketoenols and certain active compounds that together have unexpectedly good insecticidal and acaricidal properties. ... | 07/19/2005 |
| 6916484 | Aqueous pharmaceutical composition containing moxifloxacin or salts thereof The invention relates to an aqueous pharmaceutical composition containing moxifloxacin and less than 10 ppb iron. ... | 07/12/2005 |
| 6855845 | Process for the preparing bromoisophithalic acid compound The present invention relates to a process for preparing bromoisophthalic acid compounds, particularly 5-bromoisophthalic acid compounds and 4,5-dibromoisophthalic acid compounds comprising brominating an isophthalic acid compound of the general formula (1) | 02/15/2005 |
| 6830788 | Polymerizable compounds and optical compensators A novel polymerizable compound represented by Formula (I) is disclosed. In the formula, A1 to A4 respectively denotes a hydrogen or substituent and at least one of A1 to A4 is halogen, alkyl group, alkoxy group, formyl or ... | 12/14/2004 |
| 6805920 | Polymerizable liquid crystal compound and optical film This invention provides a polymerizable liquid crystal compound having a large value of Δn/n, excellent in coating properties on an alignment film and easily aligned. Disclosed is a polymerizable liquid crystal compound having at least one polymerizable reactive gr... | 10/19/2004 |
| 6689898 | Antihistaminic piperidine derivatives and intermediates for the preparation thereof This invention relates to novel compounds of the formula: ##STR1## wherein R1 is H or C1 -C6 alkyl and the C1 -C6 alkyl moiety is straight or branched; R2 and R3 are each independentl... | 02/10/2004 |
| 6670497 | Phthalic diester derivatives and electron donors A phthalic acid diester derivative represented by a specific formula and an electron donor used in an olefin polymerization catalyst containing the phthalic acid diester derivative as an effective component. The electron donor can produce polymers with a ... | 12/30/2003 |
| 6582626 | Polymerizable compound, polymerizable liquid crystal composition containing the same, and optically anisotropic medium made from the composition A polymerizable compound represented by formula (I): ##STR1## wherein Q1 and Q2 each independently represent a hydrogen atom or a methyl group; p and q each independently represent an integer of 2 to 18; X1 and X2 | 06/24/2003 |
| 6541655 | Catalytic compositions and methods for asymmetric allylic alkylation Complexes of a selected class of chiral ligands with molybdenum, tungsten or chromium, preferably molybdenum, are effective as catalysts in highly enantioselective and regioselective alkylation of allylic substrates.... | 04/01/2003 |
| 6534575 | Plasticized polyvinyl chloride compound A highly flame retardant plasticized polyvinyl chloride compound (PVC) comprises a mixture of dialkyl tetrachlorophthalate and dialkyl tetrabromophthalate and is characterized by an absence of brittleness, and substantial flexibility at low temperatures a... | 03/18/2003 |
| 6511719 | Chiral compounds The invention relates to chiral compounds of formula I ##STR1## wherein R1, R2, MG1, MG2, Sp, X, Y, a, b, c and d have the meaning given in claim 1, to a liquid crystalline mixture comprising at least one chiral... | 01/28/2003 |
| 6491990 | Monoreactive mesogenic compounds The invention relates to monoreactive mesogenic compounds of formula I ##STR1## wherein P, Sp, X, n, Y1, Y2, r1, r2, r3, Z1 and Z2 are defined herein.... | 12/10/2002 |
| 6465700 | Coupling reactions of 2-substituted, 7-haloindenes with aryl substituents to produce metallocene catalyst ligands Novel 2-substituted 7-haloindenes and methods for synthesizing such indenes are described. The 2-substituted 7-haloindenes may be coupled with any aryl group to produce a metallocene catalyst intermediate.... | 10/15/2002 |
| 6395921 | Process for preparing [bis-(trifluoromethyl)-phenyl]-acetic acids and alkyl esters thereof and dialkyl [bis-(trifluoromethyl)-phenyl]-malonates [Bis-(trifluoromethyl)-phenyl]-acetic acids are obtained in an advantageous manner by reacting an appropriate bromo- or iodo-bis-(trifluoromethyl)-benzene with a di-C1 -C4 -alkyl malonate in the presence of a deprotonating agent and ... | 05/28/2002 |
| 6369264 | Plasticized polyvinyl chloride compound A highly flame retardant plasticized polyvinyl chloride compound (PVC) comprises a mixture of dialkyl tetrachlorophthalate and dialkyl tetrabromophthalate and is characterized by an absence of brittleness, and substantial flexibility at low temperatures a... | 04/09/2002 |
| 6358431 | Calixarenes A method of imparting a water repellent surface to a hydrophilic substrate which comprises contacting the substrate with a solution or dispersion of a suitable calixarene in a liquid medium.... | 03/19/2002 |
| 6337419 | Plasticized polyvinyl chloride compound A process for the preparation of dialkyl tetrahalophthalates. A tetrahalophthalic anhydride or acid is dissolved in excess C1 -C18 alkanols. Residual sulfuric acid is removed by treatment with magnesium acetate or multiple water wash... | 01/08/2002 |
| 6310237 | Process for the preparation and uses of derivatives of esters of -methylene-ଲ-hydroxy acids A process for the preparation of derivatives of halo-but-2-enoic acids and esters high in 2-ene content, several of which are novel. The esters and their derivatives are useful as promoters for the polymerization of ethylene or the copolymerization of eth... | 10/30/2001 |
| 6258296 | Fluorine-substituted compounds and ferrielectric liquid-crystal composition containing the same A fluorine-substituted compound of the following general formula (1) or (2), and a ferrielectric liquid crystal composition comprising the above compound and a specific ferrielectric liquid crystal compound, ##STR1## wherein, in the formula (1), each of X... | 07/10/2001 |
| 6242634 | Pyrimidin-4-one derivatives, their use, intermediates for their production, and processes for producing these intermediates Novel pyrimidin-4-one derivatives of formula [1] are provided, which are useful as active ingredients of herbicides, wherein R1 is hydrogen or alkyl; R2 is alkyl optionally substituted with halogen; R3 is alkyl optionally ... | 06/05/2001 |
