|
Match
|
Document |
Document Title |
|
|
6576787 |
Hydroxymethyl-group-containing alicyclic compound and process for producing the same
Hydroxymethyl-group-containing alicyclic compounds that are useful for making photosensitive resins and other functional polymers. Processes for producing the hydroxymethyl-group-containing...
|
|
|
6559337 |
(Meth)acrylate, polymer, photoresist composition, and pattern forming process making use of the composition
A photoresist composition contains a photoacid generator and a polymer represented by the following formula: wherein R 4 , R 6 and R 9 each represents a hydrogen atom or a methyl group, R 5 ...
|
|
|
6552226 |
Tandem acyl-Claisen rearrangement in the preparation of chiral products
A novel tandem acyl-Claisen rearrangement reaction is provided. An allylic reactant such as an allylic amine or an allylic thioether, having at least two functional groups that enable the reactant...
|
|
|
6521781 |
Production of 2-hydrocarbyl-2-adamantyl acrylate compounds
A 2-hydrocarbyl-2-adamantyl acrylate compound represented by the following Formula 6: is produced easily and stably with high yields by reacting a 2-adamantanone compound represented by the...
|
|
|
6518453 |
Method for stabilizing chemical compounds containing at least one ethylenically unsaturated bond in order to prevent undesirable radical polymerization
In a process for stabilizing chemical compounds having at least one ethylenically unsaturated bond to undesired free radical polymerization, a nitroxyl radical and a chemical compound containing...
|
|
|
6518452 |
Process for stabilizing (METH)acrylic acid esters against unwanted radical polymerization
A method is described of stabilizing (meth)acrylic esters against unwanted free-radical polymerization, in which the mixture to be stabilized has added to it a polymerization inhibitor mixture...
|
|
|
6515167 |
Low temperature process for preparing methyl esters
A low temperature process for preparing a methyl ester having formula (III) said process comprising reacting a carboxylic acid or salt thereof having formula (I) with dimethyl carbonate having...
|
|
|
6512138 |
Preparation of (meth)acrylates
The process for the esterification of (meth)acrylic acid with an alkanol in the presence of an esterification catalyst, in which unconverted starting compounds and the (meth)acrylate to be formed...
|
|
|
6506930 |
Process for preparing alkyl (meth)acrylates
A process for preparing alkyl acrylates is disclosed. The process provides for the synthesis of alkyl (meth)acrylates, hydrolysis of process impurities into starting materials and separation of...
|
|
|
6492546 |
Process for preparing unsaturated carboxylic esters
This process for preparing an unsaturated carboxylic ester by esterifying an unsaturated carboxylic acid with an alcohol in the presence of a cationic resin catalyst, the water of reaction being...
|
|
|
6482976 |
Processes for conducting equilibrium-limited reactions
This invention relates to processes for conducting equilibrium-limited reactions such as esterification and alcoholysis reactions, using a single reaction zone and an acid separation column...
|
|
|
6472554 |
Continuous preparation of alkyl esters of (meth) acrylic acid
A process for the continuous preparation of acrylates of (meth)acrylic acid by reaction of (meth)acrylic acid with alkanols of 4 to 8 carbon atoms in an esterification zone is proposed, in which...
|
|
|
6469202 |
Method for disposal of solid catalyst
A method for washing a spent solid catalyst is disclosed which is characterized by washing the solid catalyst used for the reaction of generating an esterified compound in a device packed with the...
|
|
|
6469201 |
Method for preventing, removing or reducing deposits in apparatus parts during the esterification of acrylic or methacrylic acids
In the preparation of esters of acrylic or methacrylic acid by esterification with alcohols, the interfering deposits formed on the apparatus parts by relatively high molecular weight by-products...
|
|
|
6465681 |
Production process for hydroxyalkyl (meth)acrylate
The present invention provides: a production process for a hydroxyalkyl(meth)acrylate, which can raise productivity together with avoiding danger of explosion, and further can suppress...
|
|
|
6465682 |
Production process for hydroxyalkyl ester
In a production process for a hydroxyalkyl ester, comprising the step of carrying out a reaction between a carboxylic acid and an alkylene in the presence of a catalyst, the present invention is to...
|
|
|
6458988 |
Production process for hydroxyalkyl(meth)acrylate
A production process for a hydroxyalkyl(meth)acrylate, which comprises the steps of carrying out a reaction between (meth)acrylic acid and an alkylene oxide and stripping the unreacted residue of...
|
|
|
6458908 |
Sulfur-containing unsaturated carboxylate compound and its cured products
A sulfur-containing unsaturated carboxylate compound comprising a sulfur-containing substituent and at least two α,β-unsaturated carboxylic acid residues, which are each attached to a secondary...
|
|
|
6458991 |
Preparation of (meth)acrylates
Compounds having alcoholic hydroxyl groups are esterified with acrylic or methacrylic acid in the presence of copper(II) salts or mixtures thereof as polymerization inhibitors and in the presence...
|
|
|
6441221 |
Method for conditioning long chain alkyl acrylates
The invention relates to a process for packaging long-chain alkyl acrylates by mixing them with a sufficient amount of solvent, e.g. xylenes, ethylbenzenes or trimethylbenzenes, thereby...
|
|
|
6437172 |
Preparation of (meth) acrylates
(Meth)acrylates are prepared by esterifying a high-boiling compound having one or more alcoholic hydroxyl groups with (meth)acrylic acid in the presence of an entraining agent, such as a...
|
|
|
6437016 |
Radiation-curable compound derived from a hydroxyalkylamide
The invention relates to a radiation curable compound being a mono or multi valent carboxylic ester of a compound containing a hydroxyalkylamidegroup and a hydroxygroup in which the carboxylic...
|
|
|
6414183 |
Method for handling waste oil
The present invention provides a method for stabilizing waste oil which is taken of each chemical apparatus of the manufacturing line of (meth)acryl acid and/or ester thereof, and treating the...
|
|
|
6392088 |
Process for the production of dimethylesters of unsaturated dicarboxylic anhydrides
An improved process for the production of high quality unsaturated dimethylesters by reacting dicarboxylic anhydrides, typically maleic anhydride or phthalic anhydride, with methanol. The process...
|
|
|
6388124 |
Dihalo-compound and process for producing vitamin A derivative
There is disclosed a dihalo-compound of formula (1): wherein X 1 and X 2 represent different halogen atoms, R represents a hydrogen atom or a protective group for a hydroxyl group, and a...
|
|
|
6380424 |
Purification process for hydroxyalkyl (meth)acrylate
The present invention provides: a purification process for hydroxyalkyl (meth)acrylate that suppresses forming by-products such as a diester and a dimer of acrylic acid in the distillation process,...
|
|
|
6380427 |
Process for purification of (meth)acrylic acid
A process for purification of (meth)acrylic acid which comprises adding to a crude (meth)acrylic acid one or two or more polar organic substances as a second component at a concentration of 1-35%...
|
|
|
6376703 |
Method for handling alkylamino (meth) acrylate and apparatus for storage
The storage of alkylaminoalkyl (meth)acrylate is made in a container made of stainless steel whose wall surface has not more than 1.6 μm for the Ra defined in JIS B 0601. And the compound is...
|
|
|
6365771 |
Alicyclic compound and curable resin composition
Decane compound or decene compound shown in the formula [1] below wherein A 1 and A 2 are independently hydrogen or (meth)acryloyl group or 2-vinyloxyethyl group; and the dotted line is single...
|
|
|
6362265 |
Additives with reduced residual tin content and thermoplastic compositions containing the same
Additives obtained from the catalytically induced esterification reaction of a mono- or polyhydroxy alkanol and at least one carboxylic acid employing a complexing agent selected from dicarboxylic...
|
|
|
6355829 |
Aspartate-terminated urea/urethane prepolymers and their use in coating compositions
The present invention relates to aspartate-terminated urea/urethane prepolymers that are based on the reaction products of NCO prepolymers with compounds corresponding to the formula wherein X...
|
|
|
6353130 |
Method for continuous production of (meth)acrylic alkyl esters
A method for continuous production of (meth)acrylic alkyl esters by reacting (meth)acrylic acid with alkanols containing 1-8 C-atoms, whereby raw (meth)acrylic acid containing acetic acid is used...
|
|
|
6348598 |
N-oxyl compounds, process for the preparation thereof, and process for inhibiting the polymerization of vinyl monomers with the same
Disclosed are novel N-oxyl compounds of the following formula (1). wherein n is an integer of 1 to 18; R 1 and R 2 are each hydrogen or methyl, but at least one of them is hydrogen; R 3 , R 4...
|
|
|
6322838 |
Mint and/or fruit flavor compositions
A flavor composition comprising 8-ocimenyl esters of the formula ##STR1## wherein one of the two radicals R 1 and R 2 is methyl and the other is vinyl and one of the two radicals R 3 and R 4 ...
|
|
|
6312867 |
Ester compounds, polymers, resist compositions and patterning process
A novel ester compound having an exo-form 2-alkylbicyclo[2.2.1]heptan-2-yl group as the protective group is provided as well as a polymer comprising units of the ester compound. The polymer is used...
|
|
|
6274756 |
Esters, ethers, and compositions comprising them
Esters and ethers of 2,4,6-trimethylnonanol, compositions comprising them, their uses, and processes for their manufacture.
|
|
|
6271412 |
Photosensitive monomer
This invention provides a compound of the formula (I): ##STR1## wherein R is hydrogen or C 1 -C 4 alkyl group; R' is C 1 -C 4 alkyl group; n is an integer of 2, 3, 4, 5 or 6. The compound of...
|
|
|
6255523 |
Power coatings based on branched oligoesters and non-emissive uretdione polyisocyanates
The present invention relates to powder coating compositions which can be cured at low temperatures. The powder coating composition of the invention include a unique combination of a branched...
|
|
|
6251833 |
2-arylcyclopentan-1,3-diones
The present invention relates to novel 2-aryl-3-hydroxy-Δ 2 -cyclopentene-1-one derivatives of the formula (I) ##STR1## in which A, B, D 1 , D 2 , G, W, X, Y and Z are each as defined in the...
|
|
|
6245829 |
Radiation-curable composition
The invention relates to a radiation curable composition comprising a mono or mulit valent carboxylic ester of a β-hydroxyalkylamide group containing compound, in which the carboxylic ester is...
|
|
|
6242640 |
Tertiary alkyl ester preparation using large-pore zeolite catalysts
A tertiary olefin such as isobutylene is reacted with a lower unsaturated carboxylic acid to produce the ester in the presence of a large pore zeolite catalyst such as Zeolite Y, Zeolite beta or...
|
|
|
6200732 |
Photocurable resin composition
There is provided a photocurable resin composition comprising (A) an urethane acrylate having three or four acrylate groups in the molecule, (B) a radical polymerizable compound different from the...
|
|
|
6187903 |
Method of preparing dimeric fatty acids and/or esters thereof containing low residual interesters and the resulting dimeric fatty acids and/or dimeric fatty esters
A dimeric fatty acid and/or dimeric fatty ester product having a low residual content of interesters is obtained by hydrolyzing the interesters to provide monomeric unsaturated fatty acids and...
|
|
|
6180820 |
Process for the production and purification of N-butyl acrylate
A process for the production of n-butyl acrylate (BuAcA) including the steps of esterifying acrylic acid (HAcA) with a n-butanol (n-BuOH) in a reaction zone, obtaining a condensate from the...
|
|
|
6177590 |
Method for the production of (meth)acrylic acid esters
A process is described for preparing (meth)acrylic esters by reacting (meth)acrylic acid with C 4 -C 12 -alkanols in the presence of sulfuric acid or a mono-C 4 -C 12 -alkyl sulfate as...
|
|
|
6175037 |
Process for the preparation of (meth)acrylate esters and polyester (meth)acrylates using microwave energy as a heating source
An improved process for preparing acrylate esters, methacrylate esters, polyester acrylates or polyester methacrylates by reacting acrylic or methacrylic acid with a monohydroxy containing compound...
|
|
|
6166245 |
Photoimageable compositions having improved chemical resistance and stripping ability
A negative-acting photoimageable composition useful as a primary imaging resist in the manufacture of printed circuit boards comprises an acid-functional binder polymer, a photopolymerizable...
|
|
|
6159928 |
Cis-configurational unsaturated ester, process for producing the same, and fragrance composition containing the same
The present invention provides a cis-configurational unsaturated ester represented by the formula (1) ##STR1## (where R is a methyl group or a phenyl group, and n is 1 or 2) and also provides a...
|
|
|
6160162 |
Methods of catalytic oxidation of propane to acrylic acid
A mixed metal oxide Mo--V--Ga--Pd--Nb--X (where X=La, Te, Ge, Zn, Si, In or W) catalytic system providing a higher selectivity to acrylic acid in the low temperature partial oxidation of propane...
|
|
|
6156429 |
Monomers with dilactone cycle, and corresponding polymers
The invention concerns monomers with dilactonic cycle and the corresponding polymers, their preparation, and materials containing these polymers. The monomers are of formula (IIIa) ##STR1## in...
|