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8088301 |
Epoxy compound for liquid crystal photo-alignment agent, liquid crystal photo-alignment agent, and liquid crystal photo-alignment film
Disclosed is an epoxy compound for a liquid crystal photo-alignment agent, a liquid crystal photo-alignment agent, and a liquid crystal photo-alignment film. The epoxy compound is represented by...
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7728090 |
Norbornene compounds with cross-linkable groups and their derivatives
The present invention provided a norbornene compound with cross-linkable groups and their derivative polymers, wherein said cross-linkable groups were olefin or epoxy groups. Norbornene polymers...
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7586119 |
Low temperature-cured polymer gate insulation layer and organic thin film transistor using the same
Provided are a low temperature-cured polymer gate insulation layer and an organic thin film transistor having the same. The gate insulation layer includes an acrylate-based compound, an...
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7074946 |
Method of producing glycidyl 2-hydroxyisobutyrate
A method of stably producing glycidyl 2-hydroxyisobutyrate at high purity and high yield is provided. A reactive diluent is provided for an epoxy resin including the above-mentioned glycidyl...
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6627683 |
Reworkable thermosetting resin compositions and compounds useful therein
Curable compositions, reaction products of which are reworkable through thermal decomposition, are provided. Specific compounds useful in such curable compositions, as well as curable compositions...
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6342615 |
Glycidyl ester adducts having increased glass transition temperatures
The invention provides for a purified glycidyl ester product prepared from neo acids wherein said ester product is recovered as a light fraction from a glycidyl ester reaction product composition...
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6284902 |
Process for manufacturing an optically active (S)-3,4-epoxybutyric acid salt
This invention relates to a process for manufacturing an optically active (S)-3,4-epoxybutyric acid salt and more particularly, to a method for manufacturing (S)-3,4-epoxybutyric acid salt...
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6169158 |
Polyglycidyl compounds
The present invention is directed to a polyglycidyl compound having on average more than two, preferably more than two and a half, particularly preferably more than three, glycidyl groups per...
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5880297 |
Process for the purification of glycidyl esters from epihalohydrin and carboxylic acids
A process for the distillation of the glycidyl ester reaction product of a straight or branched chain saturated monocarboxylic acid or salt thereof and an halo-substituted monoepoxidc is disclosed,...
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5866036 |
High tilt ferroelectric liquid crystal compounds and compositions
Chiral nonracemic molecules which are useful as high tilt, high polarization and/or high birefringence FLC materials or are useful as components of such FLC materials and which have the following...
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5851427 |
Photocross-linkable naphthyl derivatives
Photocross-linkable naphthyl derivatives include compounds of the formula: ##STR1## wherein R1 and R2 each independently signify a cross-linkable group; S1 and S2 signify --(CY2)m -, --O(CY2)m -,...
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5760245 |
Homochiral intermediates for preparation of orally active azole derivatives
The present invention relates to new orally active azole derivatives with antifungal activity of formula I ##STR1## wherein: X is CH or N; Ar represents phenyl substituted with halogen and/or...
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5514818 |
Resolution of stereoisomers of aliphatic epoxides
A method of resolving a mixture of stereoisomers of an aliphatic epoxide containing two or less oxygen atoms is provided. The method comprises utilizing a polysaccharide or a derivative thereof as...
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5364912 |
Thermoplastic resins from polyglycidyl esters containing mesogenic moieties
Thermoplastic resins are prepared by reacting polyglycidyl esters containing one or more mesogenic moieties with compounds having an average of more than one active hydrogen atom per molecule....
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5340487 |
Dispersant adducts comprising alcohol adducts of dicarboxylic acid monoepoxy thiol reaction products
The present invention is directed to an oil-soluble lubricating oil additive comprising at least one adduct of (A) a polyolefin of 700 to 5,000 number average molecular weight substituted with...
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5336436 |
Optically active oxirane derivatives, and their use as dopes in liquid-crystal mixtures
Optically active oxirane derivatives containing a mesogenic molecular unit are suitable as dopes in liquid-crystal mixtures. They give liquid-crystalline ferroelectric phases having short response...
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5334682 |
Epoxy functional copolymer of higher A-olefin and unsaturated dicarboxylic acid ester and derivatives thereof
Epoxy functional copolymers of a higher α-olefin, and an unsaturated dicarboxylic acid ester formed by copolymerization of olefin, acid ester and ethylenically unsaturated glycidyl compound can be ...
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5294463 |
Thermally reticulated materials for non-linear optical applications
This invention concerns new molecules with active, non-linear optical properties and which can be thermally reticulated (more precisely, these molecules include terminal functions which can be...
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5294646 |
N-alkyl-n-(meth)acryloyloxyalkylcarboxamides of aromatic carboxylic acids and aromatic carboxylic acid anhydrides, and adhesives containing these compounds
The invention relates to new N-alkyl-N-(meth)acryloyloxyalkylcarboxamides of aromatic carboxylic acids and aromatic carboxylic acid anhydrides, their preparation and formulations of these compounds...
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5266660 |
Curable compositions containing mesogenic epoxy compounds and cured products thereof
Compositions comprising epoxy resins containing one or more rodlike mesogenic moieties per molecule are cured with curing agents which will normally cure epoxy resins. These curable compositions...
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5242996 |
Modified epoxy resins having acetylenically unsaturated functions
A modified epoxy resin or compound of the formula: ##STR1## wherein A is the backbone reside of a glycidyl ether epoxy resin with removal of the glycidyloxy groups; R1 and R2 are independently a...
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5182394 |
Liquid crystalline diglycidyl compounds
The liquid crystalline compounds of the structure ##STR1## where Ar represents phenylene (e.g., bonded in their para positions) and B represents a cyclohydrocarbylene bridging group such as...
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5138078 |
Glycidyl esters of tricarboxylic acid adducts
A compound of the formula (I) ##STR1## wherein R is hydrogen, methyl of C2 -C5 alkyl and R1 is O-phenylene, a saturated or unsaturated 1,2-cyclohexylene group; a 2,3-bicyclo[2.2.2]-hept-5-enyl...
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5057617 |
Dispersant additives prepared from monoepoxy thiols
The present invention is directed to an oil-soluble lubricating oil additive comprising at least one adduct of (A) a polyolefin of 700 to 5,000 number average molecular weight substituted with...
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5004817 |
Polyoxyalkylene-ether derivatives having organic acid end-groups, their alkyl ethers and their alkali metal and alkaline-earth metal salts
Compounds having the formula (I): ##STR1## wherein: M is an alkali or alkaline-earth metal or a C1 -C18 alkyl group; X is a group selected from --CH2 --, --CO--, --CH2 --CO--, --CH(CH3)--CO--, p is...
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4999048 |
Method for reducing pesticide drift
A method for reducing pesticide drift caused by crystallization of a pesticide from a pesticide spraying formulation. Crystallization of a pesticide from a pesticide spraying formulation is...
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4931584 |
Process for the preparation of monoesters or diesters of-9,10-endoethano-9,10-dihydroanthracene-11,11-dicarboxylic acid and for the preparation of symmetrical or asymmetrical methylidenemalonates
The invention relates to novel monoesters and diesters of 9,10-endoethano-9,10-dihydroanthracene-11,11-dicarboxylic acid.These novel monoesters and diesters correspond to the following structural...
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4885375 |
Resolution of 3-(4-methoxyphenyl)glycidic acid with in situ conversion to alkyl esters
Optically active 3-(4-methoxyphenyl)glycidic acid alkyl esters of high enantiomeric purity can be prepared through optical resolution of a racemic or optically enriched sample of a...
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4835295 |
Ferroelectric liquid crystal compounds and compositions
Chiral, nonracemic compounds of the general formula: ##STR1## wherein n=1 or 2, Y is a hydrogen, fluorine, chlorine or bromine atom, R' is an alkyl or alkoxy group having three to fifteen carbons,...
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4820852 |
Process for the preparation of diacyl-dianhydro hexitols
The subject of the invention is an improved process for the industrial scale preparation of the compounds of the formula ##STR1## and salts thereof by acylating the hexitols of the formula (II)...
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4764581 |
Liquid-crystalline diglycidyl compounds, the preparation of these, and the use of these in curable epoxide mixtures
The invention relates to new, liquid-crystalline diglycidyle compounds of optionally ring-substituted 4-hydroxyphenyl 4-hydroxybenzoates, a synthesis of p-epoxypropoxy-phenyl...
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4758262 |
Herbicidal propylene oxide derivatives
This invention relates to herbicidally active propylene oxide derivatives, agriculturally suitable compositions thereof, and a method of using them as herbicides or plant growth regulants.
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4755262 |
Method for purification of glycidyl acrylate or glycidyl methacrylate
This invention relates to a method for the purification of glycidyl acrylate or glycidyl methacrylate. Specifically, the invention effects the purification by using a residual catalyst-inactivating...
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4703110 |
Benzoic acid derivatives having a para substituent which is a substituted phenyl group connected by a linking radical; useful in neoplastic cell differentiation and diagnosis
The application discloses certain benzoic acid compounds, the same being more adequately described as benzoic acid derivatives having a para substituent which is a substituted phenyl radical...
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4667044 |
Process for the production of aromatic glycidyl esters
Aromatic mono or polycarboxylic acid glycidyl esters are obtained in good yields and high purity by transesterification of the corresponding aromatic carboxylic acid alkyl esters with glycidol in...
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4652584 |
Acetylenic phenoxypropanol derivatives and pharmaceutical compositions for the treatment of hypertension
Phenoxypropanol derivatives having a 2-acetylenic moiety on the phenyl group thereof of the following formula (I): ##STR1## and their use as anti-hypertensives, e.g. in man. Also part of the...
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4559407 |
Intermediate in the production of vitamin E
There is described a novel process for the manufacture of hydroquinone derivatives of the formula ##STR1## wherein R represents an ether protecting group, and their conversion into d-α-tocopherol ...
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4540802 |
Epoxy resin and process for preparing the same
An epoxy resin of the general formula: ##STR1## wherein X1 and X2 are --OH or ##STR2## and X3 is --OH, ##STR3## or a group of the general formula: ##STR4## in which X4, X5 and X6 are --OH or...
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4419522 |
Hexitols containing free carboxy groups and a process for the preparation thereof
The invention relates to new hexitols having the general formula (I) and (II), ##STR1## wherein the hexitol skeleton is dulcitol, mannitol or iditol, X represents halogen, preferably bromine, R is...
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4374945 |
Thioglycolate and thiopropionate secondary stabilizers
Certain substituted thioglycolates and thiopropionates were found useful as secondary stabilizers for polymers, particularly polyvinyl chloride, when used in conjunction with metal octanoates, such...
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4362871 |
Polycarboxylic acid glycidyl esters and process for preparing the same
A polycarboxylic acid glycidyl ester represented by the formula ##STR1##
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4297289 |
Vitamin D compounds isotopically substituted at carbon 6 and process for their preparation
A method for isotopically labeling carbon-6 of vitamin D and 5,6-trans-vitamin D compounds which comprises reducing the corresponding 6-oxo-cyclovitamin with a tritio- or deutero-borohydride and...
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4261907 |
Stereospecific process
The process depicted, for example, by the formulae ##STR1## R=esterified hydroxy yields valuable intermediates in the manufacture of drugs.
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4234495 |
Process for preparing 1α-hydroxyvitamin D compounds from 1α-hydroxy-3,5-cyclovitamin D compounds
A method for preparing 1α-hydroxyvitamin D compounds from 1α-hydroxy-3,5-cyclovitamin D compounds which comprises solvolyzing the 3,5-cyclovitamin D compound, exposing the solvolysis reaction p...
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4227009 |
Phenoxyphenoxy-propionic acid derivatives
Phenoxyphenoxy-propionic acid derivatives of the formula ##STR1## exhibit an outstanding herbicidal activity against a wide variety of weed grasses and are well tolerated by dicotyledonous crop...
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4208471 |
UV-Curable siloxane razor blade lacquers
Radiation curable coating compositions containing hydroxy-functional, cyclic polysiloxane resins and compounds of the formula ##STR1## wherein R is --H or --CH3. The compositions are especially...
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4187313 |
2-Aminoethyl-1,4-benzodioxans
Specific optical isomers of 2-(2-aralkylamino-1-hydroxyethyl)-1,4-benzodioxans, e.g., those of the formula ##STR1## and salts thereof are antihypertensive and bradycardic agents.
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4181802 |
1-(Heterocyclylalkyl)-1,3-dihydro-2-H-benzimidazole-2-ones
Novel 1-(heterocyclylalkyl)-1,3-dihydro-2H-benzimidazol-2-ones, wherein said heterocyclyl group is a 3-pyrrolidinyl or 3-piperidinyl group, each substituted in the 1-position with a...
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4175947 |
Phenoxy-phenoxypropionic acid esters
Phenoxy-phenoxypropionic acid derivatives of the formula ##STR1## wherein R is hydrogen or halogen, and R1 is substituted alkyl, cyclohexenyl, phenylalkenyl or (substituted) alkinyl, are...
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4159326 |
Hydrogenation process for the preparation of 5,6 cis- and 5,6-trans-10,19-dihydro-vitamin D compounds using transistion metal catalysts
A process for the preparation of 5,6-cis- and 5,6-trans-10,19-dihydro-vitamin D derivatives which comprises hydrogenating a corresponding vitamin D compound in the presence of a ligand-coordinated...
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