Abstract: The present invention provides triallyl isocyanurate comprising a less amount of corrosive substances by identifying the corrosive substances among impurities included in the triallyl isocyanurate. Triallyl isocyanurate of the present invention comprises an organic chlorine compound represented by the following general formula (I) in an amount of not more than 100 ppm: wherein R1 and R2 are respectively a chlorine atom or an allyoxy group with the proviso that at least one of R1 and R2 is a chlorine atom.

Abstract: The present invention provides a method of storing TAIC in which TAIC is prevented from suffering from freezing and solidification during storage thereof in the winter season. In the method of the present invention, the triallyl isocyanurate is mixed with a silane coupling agent to prepare a composition comprising both thereof, and the resulting composition is stored. In the preferred embodiment of the present invention, the silane coupling agent is used in an amount of 5 to 30% by weight based on the weight of the triallyl isocyanurate, and ?-methacryloxypropyl trimethoxysilane is used as the silane coupling agent.

Abstract: The present invention relates to novel catalysts for preparing polyisocyanates having isocyanurate groups by a partial trimerization of (cyclo)aliphatic diisocyanates.

Abstract: There are disclosed urethane acrylates of Formula 1: where R1a, R1b and R1c each independently represent C2-15hydrocarbylene, preferably linear C3-12alkylene (such as, C4-8alkylene; e.g. hexylene); a isophorone unit and/or a tolyl unit. R2a, R2b and R2c each independently represent: a divalent moiety of (Formula 2) where X and Y independently represent C2-10hydrocarbylene, preferably C2-8alkylene; and k is from 0 to 30; l is from 0 to 30; and ‘k+l’ is from 1 to 30; and/or a divalent moiety of Formula 3 where V and W independently represent C2-10hydrocarbylene, preferably C2-8alkylene; and i is from 0 to 30; j is from 0 to 30; and ‘i+j’ is from 1 to 30; p is from 1 to 10; and r is from 1 to 10; and R3a R3b and R3c each independently represent H or methyl (i.e.

Abstract: Antireflective coating compositions are discussed.

Abstract: The invention describes novel compositions that include a cross linking compound, a polymer and a 1 nm to about a 25 micron sized particle optionally with an oxide layer. In particular, the particle is a silica and one which has been pretreated with a silane.

Abstract: An organopolysiloxane represented by formula (1) shown below and having (3,5-diglycidylisocyanuryl)alkyl groups represented by formula (2) at least at both terminals of the main chain: wherein, each R1 represents, independently, a substituted or unsubstituted monovalent hydrocarbon group of 1 to 20 carbon atoms, R2 is a group represented by formula (2) shown below, X is a group represented by formula (3) shown below, a represents an integer of 0 to 100 and b represents an integer of 0 to 30, provided that 1?a+b, and c represents an integer of 0 to 10 wherein, R3 represents an alkylene group of 2 to 12 carbon atoms wherein, R1 and R2 are as defined above, d represents an integer of 0 to 30, and e represents an integer of 0 to 30.

Abstract: The present invention provides hydrophobic prodrugs of bases, nucleosides, and nucleotides as well as methods of using the prodrugs as antiviral and anti-cancer chemotherapeutic agents.

Abstract: A compound useful for fabrication of retardation plates, which is represented by the formula (DI): wherein Y11 to Y13 represent methine or nitrogen; R11 to R13 represent a group of the formula (DI-A) below or others: wherein A11 to A16 represent methine or nitrogen; X1 represents oxygen, sulfur, methylene or imino; L11 represents —O—, —C(?O)—, —O—CO—, —CO—O—, —O—CO—O—, —S—, —NH—, —SO2—, —CH2—, —CH?CH—, or —C?C—; L12 represents a divalent linking group; Q11 represents polymerizable group or hydrogen.

Abstract: Cyanurate compositions are provided that are particularly useful as a reagent to form a resin component of a coating composition underlying an overcoated photoresist. Preferred isocyanurates compound comprise substitution of multiple cyanurate nitrogen ring atoms by at least two distinct carboxy and/or carboxy ester groups.

Abstract: The present invention relates to dielectrically positive liquid-crystalline media comprising in each case one or more compounds of the formula I in which the parameters have the respective meanings indicated in the specification, and optionally one or more further dielectrically positive compounds and optionally one or more further dielectrically neutral compounds, and to liquid-crystal displays containing these media, especially to active-matrix displays and in particular to TN, IPS and FFS displays.

Abstract: An object of the present invention is to provide a polysiloxane compound that can be developed in an aqueous alkali solution and can yield a cured product or thin film having superior heat-resistant transparency and insulating properties, a curable composition thereof, and a thin film transistor provided with a passivation layer or gate insulator using the same, and the present invention relates to a polysiloxane compound having at least one photopolymerizable functional group in a molecule thereof, and having at least one member selected from the group consisting of an isocyanuric acid backbone structure, a phenolic hydroxyl group and a carboxyl group within the same molecule, to a curable composition containing the polysiloxane compound, and to a cured product thereof.

Abstract: The invention describes novel crosslinking compounds that include photoactivatable moieties. Several families of compounds are disclosed that can include one or more hydrophilic moieties that help to solubilize the compounds in aqueous environments.

Abstract: The present invention is directed to silane coupling agents for printed circuit boards, such as high-temperature printed circuit boards (PCBs), a process for synthesizing the silane coupling agent, and PCBs with such coupling agents. The silane coupling agent is defined by the following formula: wherein at least one R? is an allyl and the other one is hydrogen, an alkyl, a cycloalkyl, an aryl, a heteroaryl, a non-aromatic heterocyclic ring, or an allyl; and R1 is an alkyl, a cycloalkyl, an aryl, a heteroaryl, a non-aromatic heterocyclic ring, or an allyl.

Abstract: The invention describes novel crosslinking compounds that include photoactivatable moieties. Several families of compounds are disclosed that can include one or more hydrophilic moieties that help to solubilize the compounds in aqueous environments.

Abstract: The invention is directed to an improved, reliably performable process for preparing triallyl isocyanurate (TAIC) by Cu2+-catalysed rearrangement of triallyl cyanurate (TAC) at least 90° C. According to the invention, TAC and, if required, also a Cu2+ catalyst and solvent are fed continuously to a start reaction mixture after onset of the initially inhibited isomerization reaction, the isomerization is performed at from 90 to 160° C. and an amount of reaction mixture equivalent to the amount of reactant is drawn off continuously and sent to the workup. Preference is given to effecting the isomerization in TAIC as the reaction medium.

Abstract: The present invention provides hydrophobic prodrugs of bases, nucleosides, and nucleotides as well as methods of using the prodrugs as antiviral and anti-cancer chemotherapeutic agents.

Abstract: An organopolysiloxane represented by formula (1) shown below and having (3,5-diglycidylisocyanuryl)alkyl groups represented by formula (2) at least at both terminals of the main chain: wherein, each R1 represents, independently, a substituted or unsubstituted monovalent hydrocarbon group of 1 to 20 carbon atoms, R2 is a group represented by formula (2) shown below, X is a group represented by formula (3) shown below, a represents an integer of 0 to 100 and b represents an integer of 0 to 30, provided that 1?a+b, and c represents an integer of 0 to 10. wherein, R3 represents an alkylene group of 2 to 12 carbon atoms. wherein, R1 and R2 are as defined above, d represents an integer of 0 to 30, and e represents an integer of 0 to 30.

Abstract: An IR spectroscopic technique provides methods for measuring the irritation potential of a formulation and to assess the ability of molecules to enhance the permeability of substances into and through skin using samples comprising stratum corneum. Molecules are screened for their performance as chemical penetration enhancers using a unique in silico procedure that may be applied iteratively in an attempt to generate molecules showing successively higher performance. Both the irritation potential and the ability of the molecule to enhance penetration are considered in the in silico approach. The invention provides specific molecules that may be used in topical or transdermal formulations to improve the delivery of actives. The structures of compounds of the invention include: Formulas (I), (II), (III), (IV), (V), (IV) and analogs thereof.

Abstract: The present invention is directed towards a method for the production of 2,4,6-trimercapto-1,3,5-triazine (TMT-H3). In particular, the method of the subject matter relates to the operation of acidifying the salts of 2,4,6-trimercapto-1,3,5-triazine in aqueous solution and in a defined pH range.

Abstract: Isocyanurate compounds or resins have the structure (I) in which Y is an hydroxyl group —OH or a maleimide group Formula (II) provided that at least one maleimide group is present, and Q is any divalent organic moiety, aliphatic or aromatic.

Abstract: Alkoxysilylmethyl isocyanurates are prepared in high space time yield by reaction of a chloromethylalkoxysilane with a metal isocyanate in the presence of a tetrakis[hydrocarbon]ammonium phase transfer catalyst, with minimal formation of byproducts.

Abstract: The present invention relates to a thiol compound derivative represented by the following formula (1), a curable composition containing the derivative, and a molded product made of the composition. More particularly, the invention relates to a thiol compound derivative which is added to a polymer having reactivity to a thiol derivative substituent to provide a curable composition, a curable composition containing the derivative and a crosslinkable halogen-containing crosslinking polymer, and a crosslinked molded product of the composition. wherein X1, X2 and X3 are each a group represented by the following formula (2).

Abstract: There is provided a composition for forming anti-reflective coating for anti-reflective coating that has a good absorption of light at a wavelength utilized for manufacturing a semiconductor device, that exerts a high protection effect against light reflection, that has a high dry etching rate compared with the photoresist layer. Concretely, the composition for forming anti-reflective coating contains a triazine trione compound, oligomer compound or polymer compound having hydroxyalkyl structure as substituent on nitrogen atom.

Abstract: The invention relates to novel photoinitiators of formula (I) wherein each of the substituents is given the definition as set forth in the Specification and the claims. The photoinitiators can be used to prepare multifunctional photoinitiators.

Abstract: The present invention relates to a class of compounds and to diagnostic compositions containing such compounds where the compounds are iodine containing compounds. More specifically the iodine containing compounds are chemical compounds containing a cyanuric acid scaffolding moiety allowing for the arrangement of three iodinated phenyl groups bound thereto. The invention also relates to the use of such diagnostic compositions as contrast agents in diagnostic imaging and in particular in X-ray imaging and to contrast media containing such compounds.

Abstract: A process for producing ?-form tris-(2,3-epoxypropyl)-isocyanurate crystals containing from 2 to 15 wt % of ?-form tris-(2,3-epoxypropyl)-isocyanurate in the interior of the crystals, which comprises the following steps (A), (B), (C) and (D): (A) a step of reacting cyanuric acid with epichlorohydrin to form an addition product of cyanuric acid and epichlorohydrin, followed by dehydrochlorination to obtain a reaction solution containing tris-(2,3-epoxypropyl)-isocyanurate, (B) a step of removing epichlorohydrin from the reaction solution containing tris-(2,3-epoxypropyl)-isocyanurate obtained in step (A), and dissolving the obtained tris-(2,3-epoxypropyl)-isocyanurate in a solvent, (C) a step of gradually cooling the liquid obtained in step (B) at a cooling rate within 20° C./hr for crystallization, followed by filtration to obtain crystals, and (D) a step of washing and drying the crystals obtained in step (C).

Abstract: The solid-phase synthesis of individual 1,3-disubstituted and 1,3,5-trisubstituted-1,3,5-triazine-2,4,6-triones and libraries thereof from a resin is described. Reaction of resin-bound amino acids with isocyanates yields resin-bound ureas, which further react with chlorocarbonyl isocyanate to selectively afford the resin-bound 1,3-disubstituted-1,3,5-triazine-2,4,6-triones. Selective alkylation at the N-5 position of the resin-bound 1,3-disubstituted-1,3,5-triazine-2,4,6-triones produces a trisubstituted triazinetrione. The products are cleaved from their solid support and obtained in good yield and purity.

Abstract: GnRH receptor antagonists are disclosed which have utility in the treatment of a variety of sex-hormone related conditions in both men and women. The compounds of this invention have the structure: wherein R1, R2, R3a, R3b, R4, R5, and n are as defined herein, including stereoisomers, prodrugs and pharmaceutically acceptable salts thereof. Also disclosed are compositions containing a compound of this invention in combination with a pharmaceutically acceptable carrier, as well as methods relating to the use thereof for antagonizing gonadotropin-releasing hormone in a subject in need thereof.

Abstract: The invention concerns a method for cyclotrimerization of isocyanate functions by action of a catalyst based on quaternary ammonium or phosphonium. The invention is characterised in that said isocyanate functions are branched and said onium ions are selected among those whereof the total amount of carbons is not more than 30 and not less than 12; and whereof the counterion is selected among the anions corresponding to weak acids whereof the pKA is not less than 8, preferably not less than 10, more preferably not less than 12, whereof the substituents are aliphatic compounds and do not have an unsaturation in beta; and said onium ions comprise at least 2 radicals of more than 6, advantageously more than 10, preferably more than 12 carbon atoms.

Abstract: Substituted aryl ether derived compounds represented by the general structure (I) are described.

Abstract: The solid-phase synthesis of individual 1,3-disubstituted and 1,3,5-trisubstituted-1,3,5-triazine-2,4,6-triones and libraries thereof from a resin is described. Reaction of resin-bound amino acids with isocyanates yields resin-bound ureas, which further react with chlorocarbonyl isocyanate to selectively afford the resin-bound 1,3-disubstituted-1,3,5-triazine-2,4,6-triones. Selective alkylation at the N-5 position of the resin-bound 1,3-disubstituted-1,3,5-triazine-2,4,6-triones produces a trisubstituted triazinetrione. The products are cleaved from their solid support and obtained in good yield and purity.

Abstract: In a fluorosilicone rubber composition comprising (A) an organopolysiloxane having trifluoropropyl and (B) a silica filler, there are included (C) an organic peroxide of percarbonate type as a crosslinking agent and (D) a compound having a molecular weight of up to 10,000 and bearing in a molecule at least two substituents selected from among allyl, acryloyl, methacryloyl, epoxy and alkoxy groups as a co-crosslinking agent, whereby the vulcanization molding time is substantially reduced without detracting from physical properties.

Abstract: A method for reducing organic solvents remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals, which comprises pulverizing, as a material, crystal particles of tris-(2,3-epoxypropyl)-isocyanurate obtained by a recrystallization method, while evaporating a volatile component from the surface of the particles.

Abstract: Novel 1-aryl-4-thiotriazines I where the variables have the following meanings: R1=H, NH2, C1-C4-alkyl, C1-C4-haloalkyl; R2=H, NH2, C1-C4-alkyl, C1-C4-haloalkyl; R3=H, halogen; R4=CN, halogen; Y=nitrogen, the methine group or, together with R5, a bridge >C—O—C(R6)═N—; R5=one of the meanings given in the description; R6=H, halogen, substituted or unsubstituted C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, C1-C6-alkoxy, C3-C6-alkenyloxy, C3-C6-alkynyloxy, C3-C6-cycloalkyl or C3-C6-cycloalkoxy; their salts and enol ethers, the preparation of the novel compounds I and their use as herbicides.

Abstract: An isocyanurate compound of the formula (1), 1

Abstract: An isocyanurate compound of the formula (1), wherein R is a hydrogen atom or a methyl group, a method for producing said iscyanurate compound, characterized by reacting carbon disulfide with a triglycidyl isocyanurate compound, and a trithiol isocyanurate compound and a method for producing the same.

Abstract: The invention describes fluorochemical triazine compounds, compositions containing the fluorochemical triazine compounds, the process for preparing the fluorochemical compounds and compositions, substrates treated with the fluorochemical compounds, melt extrusion of fibers and films containing the fluorochemical compounds and compositions, and coating, polish and marine antifouling compositions to provide oil and water repellency to substrates.

Abstract: A process for producing &bgr;-form tris-(2,3-epoxypropyl)-isocyanurate crystals containing from 2 to 15 wt % of a-form tris-(2,3-epoxypropyl)-isocyanurate in the interior of the crystals, which comprises the following steps (A), (B), (C) and (D):

Abstract: A method for reducing organic solvents remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals, which comprises pulverizing, as a material, crystal particles of tris-(2,3-epoxypropyl)-isocyanurate obtained by a recrystallization method, while evaporating a volatile component from the surface of the particles.

Abstract: The present invention relates to urethane acrylates, which may be cured with high-energy radiation, in which the urethane acrylates are the reaction product of a) a polyisocyanate component containing 20 to 100 mole %, based on the moles of the polyisocyanate component a), of iminooxadiazine dione group-containing polyisocyanate trimers corresponding to formula A  wherein R1, R2and R3 are the same or different and represent linear or branched, C4-C20 (cyclo)alkyl groups and X is the same or different and represents isocyanate groups or isocyanate group-containing radicals that also contain iminooxadiazine dione, isocyanurate, uretdione, urethane, allophanate, biuret or oxadiazine trione groups, wherein R1, R2 and R3 are attached to a nitrogen atom, with b) an alcohol component containing at least one monobasic, hydroxy-functional, linear or branched C1-C12 alkyl ester of (meth)acrylic acid.

Abstract: The present invention is directed to cyclic amines of the formula I: ##STR1## (wherein R.sup.1, R.sup.2, R.sup.3, m and n are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptors CCR-1, CCR-2, CCR-2A, CCR-2B, CCR-3, CCR-4, CCR-5, CXCR-3, and/or CXCR-4.

Abstract: .beta.-form tris-(2,3-epoxypropyl)-isocyanurate crystals containing from 2 to 15 wt % of .alpha.-form tris-(2,3-epoxypropyl)-isocyanurate in the interior of the crystals.

Abstract: A method for reducing an organic solvent remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals, which comprises pulverizing crystal particles of tris-(2,3-epoxypropyl)-isocyanurate while evaporating a volatile component from the surface of the particles.

Abstract: A method of preparing tris(2-hydroxyethyl)isocyanurate (THEIC) is disclosed. The method comprises the step of heating a mixture of ethylene carbonate and isocyanuric acid in the presence of a catalyst at a temperature between about 160.degree. C. and 170.degree. C. The molar ratio of ethylene carbonate to isocyanuric acid is at least about 3 to 1, and the catalyst has at least one amine functional group. THEIC produced by the disclosed method can be used without purification as a cross-linking agent in polyester-based magnet wire enamels.

Abstract: A description is given of compounds of the formula I ##STR1## where r is 0 or 1 and y is a number from the range 1-3; X is a direct bond or --NR.sub.8 --, --CO--, --CONH-- or --COO-- or a divalent aliphatic or mixed aromatic-aliphatic C.sub.1 -C.sub.18 hydrocarbon radical;Z is an aromatic, aliphatic or mixed aromatic-aliphatic C.sub.3 -C.sub.18 hydrocarbon radical which is interrupted in the aliphatic moiety by one or more divalent functional groups, in each case in a carbon-carbon single bond, and/or in the aromatic or aliphatic moiety by one or more divalent functional groups, in each case in a carbon-hydrogen bond, possible functional groups being --O--, --NR.sub.8 --, --S--, --SO--, --SO.sub.

Abstract: Novel hydroxy ester, hydroxy amide, and amide functional compounds are provided comprising the reaction product of:(a) an active ester functional material having the structure: ##STR1## wherein R.sup.1 is derived from a polyisocyanate; m is at least 2; R.sup.2 is a lower alkyl or alkoxy group; and R.sup.3 is a lower alkyl group; and(b) ammonia, a diol, or an amino functional material having the structure:R.sup.4 --NH--(R.sup.5).sub.x --(R.sup.6 OR.sup.7).sub.ywherein R.sup.4 is --H or alkanol; R.sup.5 is a polyvalent linking group comprising alkylene, alkylamino, urethane, or amido; x is 0 or 1; R.sup.6 is a divalent linking group comprising alkylene, silane, or siloxane; R.sup.7 is H or a lower alkyl; and y is 1 to 3. The compound is useful in curable film-forming compositions.

Abstract: The present invention relates to a polyisocyanate mixture containing isocyanate trimers provided thati) 30 to 100 mole percent of the trimers are iminooxadiazine diones B and ##STR1## ii) 0 to 70 mole percent of the trimers are isocyanurates A iii) less than 10 mole percent of the polyisocyanate mixture is of the uretone imine structural type, andiv) the ratio of the sum of the mole percents of trimers A and B to the mole percent of uretdiones is greater than 4:1whereinR.sup.1, R.sup.2 and R.sup.3 are the same or different and represent the groups obtained by removing an isocyanate group from an aliphatic, cycloaliphatic, aromatic and/or araliphatic isocyanate having an NCO content of less than 70% and/or their oligomers.

Abstract: The present invention relates to compounds containing alkoxysilane and urea groups corresponding to the formula ##STR1## wherein X represents identical or different organic groups which are inert to isocyanate groups below 100.degree. C., provided that at least one of these groups is an alkoxy group,Z represents COOR.sub.1 or an aromatic ring,R represents the residue obtained by removing the isocyanate groups from an organic monomeric polyisocyanate or a polyisocyanate adduct,R.sub.1 and R.sub.2 are identical or different and represent organic groups which are inert to isocyanate groups at a temperature of 100.degree. C. or less,R.sub.3 and R.sub.4 are identical or different and represent hydrogen or organic groups which are inert to isocyanate groups at a temperature of 100.degree. C. or less andn is an integer from 1 to 8.The present invention also relates to the use of these compounds for the preparation of coatings, sealants and adhesives.