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| Number | Title | Issue Date |
| 7332204 | Coated polyester preforms and articles This invention relates to articles made of polyester, preferably polyethylene terephthalate (PET), having coated directly to at least one of the surfaces thereof one or more layers of thermoplastic material with good gas-barrier characteristics, and novel methods of... | 02/19/2008 |
| 7314702 | Composition for a bottom-layer resist A composition for a bottom-layer resist, having superior anti-refractivity and dry-etch resistance for use in a bi-layer resist process employing a light source at a wavelength of 193 nm or below, is disclosed. The composition for the bottom-layer resist contains a ... | 01/01/2008 |
| 7307128 | Epoxy compound, preparation method thereof, and use thereof The present invention relates to an epoxy compound, represented by a general formula (I), which is solid at ordinary temperature, has extremely low melt viscosity and has excellent curing property and which can provide a cured product which is excellent in mechanica... | 12/11/2007 |
| 7304120 | Epoxy compound, preparation method thereof, and use thereof An epoxy compound, represented by a general formula (I) is obtained by reacting an anthrahydroquinone compound having a following general formula (II) with epihalohydrin. (wherein R1-R10 eac... | 12/04/2007 |
| 7204950 | Dispensing package A seamless collapsible container has a molded finish, configured and adapted for sealing with a closure and, optionally, for attachment to a dispensing apparatus, and a seamless, blow molded body portion, comprising an inner surface, an outer surface, and a wall, wh... | 04/17/2007 |
| 7150902 | High Tcoatings Articles are coated by applying a coating composition of a high Tg phenoxy-type material having a Tg of at least about 75° C. to at least a portion of a surface of an article, and forming a dried/cured coating of the high Tg phenoxy... | 12/19/2006 |
| 7108807 | Methods for producing a dielectric, dielectric having self-generating pores, monomer for porous dielectrics, process for preparing poly-o-hydroxyamides, process for preparing polybenzoxazoles, and processes for producing an electronic component Poly-o-hydroxyamides include binaphthyl substituents as repeating units. The poly-o-hydroxyamides can be cyclized to give the polybenzoxazole by heating. Pore formation occurs, so that a dielectric having a very low dielectric constant k of less than 2.5 is obtained... | 09/19/2006 |
| 7087702 | Epoxy resin composition, process for producing epoxy resin, novel epoxy resin, novel phenol resin In the technical field where a difunctional epoxy resin having increased molecular weight is used to impart flexibility or improving dielectric properties, the present invention has remarkably improved moisture resistance and water resistance when used to produce a ... | 08/08/2006 |
| 6943275 | Process of preparing a disubstituted 9-alkylidenefluorene or a derivative thereof The invention relates to a process of preparing disubstituted 9-alkylidenefluorenes and structure analogous compounds, to novel compounds and intermediates prepared by this process, their use for the preparation of conjugated polymers and copolymers thereof, and to ... | 09/13/2005 |
| 6794478 | Preparing epoxy resin by distilling two fractions to recover and reuse epihalohydrin without glycidol A process for preparing an epoxy resin involves the reaction of a polyhydric phenol with an epihalohydrin in a water-soluble solvent in the presence of an alkali reactive catalyst wherein a continuous distillation of the reaction product is conducted to (1) i... | 09/21/2004 |
| 6713589 | Phenyl, naphthly or fluorene cyclopentyl epoxy resins This invention provides a compound suitable as an encapsulating material for electronic devices and having a high Tg, low moisture-absorption, high adhesion and fluidity which is a cyclopentylene compound represented by Formula (I) and its intermediate cyclopentenyl... | 03/30/2004 |
| 6624213 | High temperature epoxy adhesive films The invention provides polyepoxide-based adhesives containing cycloaliphatic-containing polyepoxide resin, aromatic polyepoxide resin, and 9,9-bis(3-methyl-4-aminophenyl)fluorene. The adhesives provide improved peel and shear strength.... | 09/23/2003 |
| 6593398 | Ink compositions An ink composition comprised of (1) a polymer; (2) an acid compound of the formula CH3 (CH2)m (CH2 CH.dbd.CH)p (CH2)n COOH wherein n, m, and p represent the number of segments; (... | 07/15/2003 |
| 6569983 | Method and composition for recovering hydrocarbon fluids from a subterranean reservoir A water-soluble branched polyhydroxyetheramine, wherein the branched polyhydroxyetheramine is prepared by reacting an amine having two reactive hydrogen atoms with a diepoxide to form a polyhydroxyetheramine and then reacting the polyhydroxyetheramine wit... | 05/27/2003 |
| 6458993 | Cyanate esters having flame resistant properties The present invention relates to novel aromatic cyanate ester compounds containing at least two rings linked by a group containing an unsaturated group. The present invention further relates to compositions and prepolymers of said novel aromatic cyanate e... | 10/01/2002 |
| 6455116 | Poly(hydroxy amino ether) composition, method for preparing the same and articles prepared therefrom A composition comprising a poly(hydroxy aminoether) and an effective amount of a propoxylated or ethoxylated phenol, process for preparing the same and articles prepared from the composition.... | 09/24/2002 |
| 6407225 | Compositions comprising hydroxy-functional polymers Compositions comprising a polysaccharide and a hydroxy-functional polyester are prepared by mixing the hydroxy-functional polyester and polysaccharide, modified polysaccharide or a naturally-occurring fiber or particulate filler and, optionally, other add... | 06/18/2002 |
| 6399740 | Process for reducing mono-functional and non-functional by-products during aralkylation of phenolics Phenol aralkyistion polymers can be prepared by reaction among a phenolic monomer, at least one styrenic monomer and an aryl diolefin. A phenolic monomer can be initially aralkylated in the presence of an acid catalyst with a first portion of at least one... | 06/04/2002 |
| 6329492 | Phenyl, naphthyl or fluorene cyclopentyl epoxy resins This invention provides a compound suitable as an encapsulating material for electronic devices and having a high Tg, low moisture-absorptive, high adhesion and rich fluidity, which is a cyclopentylene compound represented by Formula (I) and its intermedi... | 12/11/2001 |
| 6287656 | Low melt viscosity amorphous copolyesters having improved resistance to lipids Amorphous copolyesters containing residues derived from 2,2'-[2,2-](sulfonylbis(4,1-phenyleneoxy))bis(ethanol). They exhibit enhanced heat distortion temperatures and glass transition temperatures without a significant increase in viscosity at low shear r... | 09/11/2001 |
| 6197916 | Method for preparing bisphenol A A method for preparing bisphenol A is disclosed, with a selectivity for the p,p'-isomer of greater than about 97%. The method involves reacting phenol with p-isopropenylphenol or 2-(4-hydroxyphenyl)-2-propanol in the presence of a catalyst, at a reaction ... | 03/06/2001 |
| 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 molecule and a Tg value (determined by DSC, heating ... | 01/02/2001 |
| 6120889 | Low melt viscosity amorphous copolyesters with enhanced glass transition temperatures The invention relates to an amorphous copolyester having a maximum melt viscosity at 1 radian/second and at about 260 to about 290° C. of about 12000 poise, a glass transition temperature ranging from about 88° C. to about 120° C., and an inherent visc... | 09/19/2000 |
| 6090870 | Epoxy resin composition The present invention provides an epoxy resin composition, comprising: (A) a phenol epoxy resin represented by the following formula (I) ##STR1## wherein each R1 is the same or different and is independently selected from the group consisting o... | 07/18/2000 |
| 6054221 | Curable epoxy resin compositions, on release liners with 9,9-bis4-aminophenyl) fluorenes as curatives Curable epoxy resin compositions, preferably solvent-free, wherein a fluorene amine curative is partially melt dissolved and partially dispersed as a solid in at least one aromatic polyepoxide. The compositions provide prepregs which exhibit tack with sur... | 04/25/2000 |
| 6051294 | Heat-resistant hydroxy-functional polyethers as thermoplastic barrier resins Hydroxy-functional polyethers having a "cardo" diphenylene group in their backbones are prepared by contacting at least one dinucleophilic monomer with at least one dtglycidyl ether of a cardo bisphenol, such as bis(hydroxyphenyl)fluorene, phenolphthalein... | 04/18/2000 |
| 6031012 | Curable composition, foam produced therefrom, and process for producing the foam Provided is a curable composition comprising (A) a phenolic compound having a carbon-carbon double bond, (B) a compound having an SiH group, and (C) a foaming agent. The composition can be foamed and cured at room temperature or under heat at relatively l... | 02/29/2000 |
| 6020452 | Chiral biphenyl compounds for use in asymmetric reactions A chiral biphenyl compound includes a hindered 2,2'-substituted-1,1'-biphenyl subunit and has the following formula: ##STR1## The chiral biphenyl compounds have been shown to be useful as catalysts in asymmetric reactions. For example, an organozinc ... | 02/01/2000 |
| 6011111 | Hydroxy-phenoxyether polymer thermoplastic composites A thermoplastic composite is prepared by applying a hydroxy-phenoxyether polymer onto the surface of reinforcing fibers or by the in-situ polymerization of mixtures of diepoxides and difunctional species in the presence of reinforcing fibers. The composit... | 01/04/2000 |
| 6007917 | Prepregs of curable epoxy resin compositions with 9,9-Bis (4-aminophenyl) fluorenes as curatives Curable epoxy resin compositions, preferably solvent-free, wherein a fluorene amine curative is partially melt dissolved and partially dispersed as a solid in at least one aromatic polyepoxide. The compositions provide prepregs which exhibit tack with sur... | 12/28/1999 |
| 5962093 | Thermally stable polyetheramines A laminate structure comprises one or more layers of an organic polymer and one or more layers of a hydroxy-functionalized polyetheramine, wherein the hydroxy-functionalized polyetheramine layer is adhered directly to a contiguous organic polymer layer wi... | 10/05/1999 |
| 5958593 | Hardener for epoxy resins A hardener for epoxy resins is disclosed the use of which imparts improved resistance in the resins to aging on exposure to ultraviolet radiation. The hardener comprises (a) at least one amine selected from the group consisting of trimethylhexamethylenedi... | 09/28/1999 |
| 5955551 | Polyglycidyl ethers of secondary alcohols, their preparation, and curable compositions containing them The present invention relates to polyglycidyl ether compounds containing at least three mono- or divalent radicals A of the general formula wherein R1 represents (i) a straight chain or branched alkyl groups of 1 to 16 carbon atoms, which may b... | 09/21/1999 |
| 5945501 | Epoxy resin compositions including novel phenol novolak condensates produced from bis(methoxymethyl)biphenyls A bis(methoxymethyl)biphenyl having the formula (I): ##STR1## which is capable of producing by a dehalogenating coupling of a halogenated methoxymethylbenzene and which is useful as an intermediate for a phenol novolak condensate, an epoxy resin curi... | 08/31/1999 |
| 5945500 | Non-volatile resorcinolic resins and methods of making and using the same Methods for preparing low free resorcinol resins are disclosed. These methods generally comprise reacting a resin with an aromatic olefinic compound; suitable resins include one or more resins selected from the group consisting of a dihydric phenol, a pol... | 08/31/1999 |
| 5936056 | Non-volatile resorcinolic resins and methods of making and using the same Methods for preparing low free resorcinol resins are disclosed. These methods generally comprise reacting a resin with an aromatic olefinic compound; suitable resins include one or more resins selected from the group consisting of a dihydric phenol, a pol... | 08/10/1999 |
| 5900468 | Epoxy resin composition The epoxy resin composition which comprises both components (A) an epoxy compound having at least two epoxy groups in a molecule and (B) a polyphenol compound containing a trisphenol compound represented by general formula (I) described below ##STR1#... | 05/04/1999 |
| 5897811 | Fluorescent polymers and coating compositions Disclosed is a method of preparing a fluorescent polymer, whereby an ethylenically unsaturated monomer is copolymerized with a polynuclear aromatic hydrocarbon or a substituted aromatic derivative thereof, such that the resultant polymer is fluorescent. A... | 04/27/1999 |
| 5889137 | Phenolic polymers made by aralkylation reactions The present invention is directed to the formation of phenol alkylation polymers which release negligible phenol and formaldehyde emissions. The phenol aralkylation polymers of the present invention are derived from a phenolic monomer, at least one styren... | 03/30/1999 |
| 5889134 | Chiral organozinc species for use in asymmetric reactions An organozinc species, useful in the reactions of aldehydes and ketones, is a reaction product of a) a biphenyl compound having one or more hindered 2,2'-substituted biphenyl subunits and b) an organozinc compound, such as diethylzinc. The organozinc spec... | 03/30/1999 |
