1,2-epoxy Containing Reactant Patents (Class 528/297)
-
Patent number: 7737213Abstract: A resin composition for water paint, wherein the resin composition includes water and a vinyl-modified epoxy ester resin (A) which includes a fatty acid chain to which a vinyl polymer portion is combined, and the vinyl polymer portion comprises a structure which includes a carboxyl group at the terminal end represented by the general formula (I), and part of or all of the structure represented by general formula (I) is neutralized with a basic compound. (in the formula, n represents a number of 1 to 10, and R1 represents an alkylene group having 2 to 18 carbon atoms).Type: GrantFiled: September 27, 2005Date of Patent: June 15, 2010Assignee: DIC CorporationInventors: Atsushi Miyagaki, Haruhiko Murakami, Masahito Furo
-
Patent number: 7718714Abstract: An actinic energy ray-curable resin is obtained by reacting an unsaturated monocarboxylic acid (c) with a terminal epoxy group of an epoxy resin having an unsaturated group and a hydroxyl group in its side chains and an epoxy group in its terminal and further reacting a polybasic acid anhydride (d) with the hydroxyl group of the above-mentioned epoxy resin, wherein the above-mentioned epoxy resin is a product of the polyaddition reaction of a reaction product (I) of a polybasic acid anhydride (a) and a compound (b) having at least one unsaturated double bond and one alcoholic hydroxyl group in its molecule, a compound (II) having at least two carboxyl groups in its molecule, and a bifunctional epoxy compound (III), wherein at least either one of the carboxyl group-containing compound (II) and the bifunctional epoxy compound (III) is a compound containing no aromatic ring.Type: GrantFiled: September 29, 2006Date of Patent: May 18, 2010Assignee: Taiyo Ink Mfg. Co., Ltd.Inventor: Shoji Minegishi
-
Publication number: 20100029892Abstract: The present invention relates to a fluorene-based resin polymer having a repeating unit of Formula 1 and a method for preparing the same. The fluorene-based resin polymer has a high molecular weight and low acid value, and has an excellent developing property, adhesive property, and stability.Type: ApplicationFiled: January 21, 2008Publication date: February 4, 2010Inventors: Yoon-Hee Heo, Kyung-Soo Choi, Han-Soo Kim, Min-Young Lim, Ji-Heum Yoo
-
Publication number: 20090312518Abstract: An insulating polymer material composition is obtained by adding an acid anhydride as a curing agent and an organic peroxide such as dicumyl peroxide as a curing accelerator (for example, in an amount of 0.5 to 16.0 phr) to an epoxidized linseed oil, kneading the resulting under conditions according to the added amounts, and then heat-treating the kneaded substance, thereby causing peroxide vulcanization and three-dimensional crosslinking. This insulating polymer material composition is applied to polymer products such as high-voltage devices.Type: ApplicationFiled: August 2, 2007Publication date: December 17, 2009Inventor: Yasuyuki Kurata
-
Publication number: 20090155481Abstract: The present invention relates to a hydroxy-sulphureous acid, to a method for preparation of the hydroxysulphureous acid and to products based on said hydroxysulphureous acid, to methods for preparation of said products and to use of said products, wherein said hydroxysulphureous acid is used as building blocks for polymer systems, e g aqueous polymer systems such as inks, coatings, and adhesives.Type: ApplicationFiled: December 27, 2006Publication date: June 18, 2009Inventors: Nicola Rehnberg, Curt Persson
-
Patent number: 7544746Abstract: A process for preparing a hyperbranched polymer having a weight-average molar mass of at least 30,000, includes coupling a first prepolymer having at least three functional end groups with a second prepolymer having at least two functional end groups by a dehydration condensation reaction between the end groups in the prepolymers. The number of arms and/or molar mass of the functionalized prepolymers can accurately be adjusted, thus affecting the properties of the resulting hyperbranched polymer in a desired way. The polymer can be equipped e.g. with hydrophobic and hydrophilic parts. Also, the number of functional end groups, that optionally can be used for further chemical reactions, in the hyperbranched polymer can easily be adjusted to a desired level. The hyperbranched high molar mass polymer can be prepared in high yields without the use of organic solvents or linking compounds, which is advantageous from an environmental as well as an economical point of view.Type: GrantFiled: May 30, 2003Date of Patent: June 9, 2009Assignee: Tate & Lyle Public Limited CompanyInventors: Niels Dan Anders Södergard, Erik Mikael Stolt
-
Publication number: 20090029058Abstract: An epoxy resin AB comprising, in its polymer chain, moieties derived from aliphatic polyethers B1 5 having at least 4 carbon atoms in the alkylene group or from aliphatic polyesters B2 based on linear, branched or cyclic aliphatic polyhydric alcohols B21 and linear, branched or cyclic aliphatic polyvalent acids B22, where the average number of hydroxyl or acid groups in B21 or B22 is at least 1.Type: ApplicationFiled: July 18, 2005Publication date: January 29, 2009Applicant: CYTEC SURFACE SPECIALTIES AUSTRIA GMGHInventors: Rosemaria Grasboeck, Florian Lunzer, Thomas Fischer, Sandra Reisinger
-
Patent number: 7332548Abstract: A process to produce polyester product from alkylene oxide and carboxylic acid. More specifically this process relates to a process to produce polyethylene terephthalate where terephthalic acid and ethylene oxide are reacted to form a partially esterified terephthalic acid product and then the partially esterified product is further reacted with ethylene glycol to produce polyethylene terephthalate.Type: GrantFiled: March 4, 2004Date of Patent: February 19, 2008Assignee: Eastman Chemical CompanyInventors: Alan Wayne White, Michael Paul Ekart, Larry Cates Windes, Richard Gill Bonner, Alan George Wonders
-
Patent number: 7321008Abstract: Star polymers of soft segment forming monomers are useful in forming surgical devices. The star polymers can be endcapped with diketene acetals, mixed with a filler and/or cross-linked. The polymer compositions are useful, for example, as fiber coatings, surgical adhesives or bone putty, or tissue growth substrate.Type: GrantFiled: August 28, 2006Date of Patent: January 22, 2008Assignee: United States Surgical CorporationInventors: Steven L. Bennett, Kevin Connolly, Elliott Gruskin, Ying Jiang
-
Publication number: 20070281179Abstract: Polyesters comprising the reaction product of a polyol and a bis-epoxy reacted with a mono- and/or di-phenolic carboxylic acid and/or ester are disclosed. Food cans coated at least in part on the interior with a composition comprising these polyesters are also disclosed. The composition used on the food cans is substantially free of BPA and BPF and substantially free of BADGE and BFDGE. Food cans coated at least in part on the interior with a composition comprising a polyester having a loss of molecular weight of less than 50% in an acidic medium are also disclosed.Type: ApplicationFiled: May 30, 2006Publication date: December 6, 2007Inventors: Ronald R. Ambrose, Ken W. Niederst, John M. Dudik, Mary Ann M. Fuhry
-
Patent number: 7056978Abstract: A curable underfill encapsulant composition which is especially useful in the no-flow underfill encapsulation process. The composition contains an epoxy resin, a fluxing agent, a linear polyanhydride, a core shell polymer and a catalyst. In an alternative embodiment, the composition also contains a linear anhydride. Various additives, such as surfactants and coupling agents may also be added to the composition.Type: GrantFiled: November 6, 2002Date of Patent: June 6, 2006Assignee: National Starch and Chemical Investment Holding CorporationInventor: Jayesh P. Shah
-
Patent number: 6927252Abstract: The process consists of making react (i) an alkylene oxide polyether polyol, (ii) an organic compound which has an ethylenic unsaturation and a hydroxyl, carboxyl, anhydride, isocyanate or epoxy group and (iii) an alkylene oxide selected from ethylene oxide, propylene oxide and mixtures thereof, in the presence of an effective quantity of a potassium naphthenate catalyst. The unsaturated polyester polyols produced have a reduced degree of unsaturation and are useful in the synthesis of polymeric polyols with good viscosity, filterability and particle size properties, suitable for the production of cellular polyurethane compounds.Type: GrantFiled: June 29, 2004Date of Patent: August 9, 2005Assignee: Repsol Quimica, S.A.Inventors: Mariano Malaga Mellado, Julian Gonzalez Rivero
-
Patent number: 6903166Abstract: A process for the manufacture of glycidylester compositions by (a) reacting: (i) at least one cyclohexyl anhydride compound A; (ii) at least one di-secondary or di-primary hydroxyl compound B containing two (cyclo)aliphatic hydroxyl groups; (iii), at least one di-secondary carboxylic acid or anhydride compound C; and (iv) a mono-glycidyl ester of an ?,?-branched carboxylic acid compound D containing from 5 to 19 carbon atoms; and (b) reacting the carboxyl functional polyester from step (a) with an excess epihalohydrin in the presence of a base.Type: GrantFiled: May 5, 2004Date of Patent: June 7, 2005Assignee: Resolution Performance Products LLCInventors: Josef Jacobus Titus Smits, Edward John Marx, Petrus Gerardus Kooijmans, Simon Ming Li
-
Publication number: 20040254333Abstract: A process for the manufacture of glycidylester compositions by (a) reacting: (i) at least one cyclohexyl anhydride compound A; (ii) at least one di-secondary or di-primary hydroxyl compound B containing two (cyclo)aliphatic hydroxyl groups; (iii), at least one di-secondary carboxylic acid or anhydride compound C; and (iv) a mono-glycidyl ester of an &agr;,&agr;-branched carboxylic acid compound D containing from 5 to 19 carbon atoms; and (b) reacting the carboxyl functional polyester from step (a) with an excess epihalohydrin in the presence of a base.Type: ApplicationFiled: May 5, 2004Publication date: December 16, 2004Inventors: Josef Jacobus Titus Smits, Edward John Marx, Petrus Gerardus Kooijmans, Simon Ming Li
-
Publication number: 20040152864Abstract: The present invention relates to a composition based on renewable raw materials which is particularly characterized by containing at least one tin-containing compound, an article made thereof as well as a process for the preparation of such an article. The composition according to the present invention exhibits an increased curing rate, i.e. a shortened “incubation time”, compared to those compositions based on renewable raw materials currently available in the prior art. Furthermore, the composition according to the present invention can advantageously use particularly in casting and rotational casting processes, respectively.Type: ApplicationFiled: March 22, 2004Publication date: August 5, 2004Inventors: Milko Ess, Bernd Kastl, Siegfried Reichert, Hanns-Jorg Mauk
-
Patent number: 6756452Abstract: A composition comprises a curing agent or coreactant and a glycidyl ester produced by reacting a carboxyl-functional polyester having an acid value of less than 280 mg KOH/gram with excess epihaloydrin in the presence of a base and, optionally, a catalyst, wherein the carboxyl-functional polyester is produced by reacting (a) at least on cyclohexyl anhydride A; (b) at least one di-secondary or di-primary hydroxyl compound B containing two (cyclo)aliphatic hydroxyl groups; (c) at least one di-secondary carboxylic acid or anhydride C; and (d) a monoglycidyl ester of an alpha,alpha-branched carboxylic acid D containing from 5 to 19 carbon atoms.Type: GrantFiled: August 15, 2002Date of Patent: June 29, 2004Assignee: Resolution Performance Products LLCInventors: Josef Jacobus Titus Smits, Edward John Marx, Petrus Gerardus Kooijmans, Simon Ming Li
-
Patent number: 6756420Abstract: This invention provides a high-solids coating composition which comprises (A) a compound which has at least one radically polymerizable unsaturated group per molecule, (B) a hydroxyl group-containing ester compound which is obtained by ester-forming addition reaction between 2,2-dimethylolalkanoic acid having 6 to 8 carbon atoms and alkanoic acid monoglycidylester, and which has an acid value of 20 mgKOH/g or less, (C) a curing agent which is reactive with the above-mentioned hydroxyl group-containing ester compound (B), and (D) a photopolymerization initiator, and also provides a process to form a coating film by spray coating of said coating composition, which process is characterized by irradiating flying paint particles which have been sprayed and/or paint which has been applied onto a substrate with active energy ray so as to make the coating composition partially react, and by subsequently heating the coating composition.Type: GrantFiled: October 9, 2002Date of Patent: June 29, 2004Assignee: Kansai Paint Co., Ltd.Inventors: Tetsuo Ogawa, Hisashi Isaka
-
Patent number: 6740193Abstract: In accordance with the present invention, there are provided gem-diesters and epoxidized derivatives thereof. When cured, thermosets comprising invention gem-diesters and epoxidized derivatives thereof have thermally and/or chemically labile gem-diester groups interspersed throughout the crosslinked network. Thus, thermosets based on invention gem-diesters and epoxidized derivatives thereof can be easily reworked thermally or chemically by treatment with dilute acidic or basic solutions. Further provided by the present invention are adhesive compositions comprising invention gem-diesters and epoxidized derivatives thereof.Type: GrantFiled: December 21, 2001Date of Patent: May 25, 2004Assignee: Henkel CorporationInventors: John G. Woods, Jianzhao Wang, Jean M. J. Fréchet
-
Patent number: 6706842Abstract: A glycol-organosilane composition and a process for producing the composition are disclosed. The composition comprises or is produced by combining (a) a glycol and (b) an organosilane. This composition is preferably substantially soluble in glycol and water. Also disclosed is a polyester composition and a process to produce the composition. The composition comprises repeat units derived from (a) a carbonyl compound or its oligomer, (b) a glycol, (c) a crosslinker, and (d) optionally a comonomer. The crosslinker can be the glycol-organosilane, a carbonyl compound containing 3 or more carboxyl groups, or an alcohol containing 3 or more hydroxyl groups. The comonomer is a dicarboxylic compound, a diol compound, or a carbonyl alcohol. The polyester composition can be used to increase the rate of polymerization, to increase pilling resistance and strength of polyester, to decrease crystallization rate and improve object forming process such as fibers and containers.Type: GrantFiled: February 6, 2003Date of Patent: March 16, 2004Inventor: Jiwen F. Duan
-
Patent number: 6673441Abstract: An adhesive which comprises (1) 100 parts by weight of an epoxy resin and a hardener therefor, (2) 75 to 300 parts by weight of an epoxidized acrylic copolymer having a glycidyl (meth)acrylate unit content of 0.5 to 6 wt. %, a glass transition temperature of −10° C. or higher and a weight average molecular weight of 100,000 or more and (3) 0.1 to 20 parts by weight of a latent curing accelerator; an adhesive member having a layer of the adhesive; an interconnecting substrate for semiconductor mounting having the adhesive member; and a semiconductor device containing the same.Type: GrantFiled: November 29, 2001Date of Patent: January 6, 2004Assignee: Hitachi Chemical Company, Ltd.Inventors: Yuko Tanaka, Yasushi Shimada, Teiichi Inada, Hiroyuki Kuriya, Kazunori Yamamoto, Yasushi Kumashiro, Keiji Sumiya
-
Publication number: 20030228274Abstract: Provided are chains of precise length and methods for their preparation. These chains are formed by the reaction of a derivative of a diacid and a diamine in a stepwise manner on a support. One of the reactants contains a water soluble oligomer, preferably polyethylene glycol. These chains are then used to chemically modify target macromolecules such as biologically important polypeptides.Type: ApplicationFiled: March 6, 2003Publication date: December 11, 2003Applicant: Gryphon SciencesInventor: Keith Rose
-
Patent number: 6660398Abstract: The invention concerns powder thermosetting coating compositions comprising (a) an amorphous polyester containing carboxyl groups, rich in isophthalic acid and neopentylglycol, optionally branched with a polycarboxylic acid or a polyol containing at least three functional groups; (b) a semicrystalline polyester containing carboxyl groups prepared from one or several saturated aliphatic dicarboxylic acids with linear chain, and from a saturated aliphatic diol with linear or cyclic chain optionally branched with a polycarboxylic acid or with a polyol containing at least three functional groups, and having a melting point (Tm) of at least 40° C. and an acid value of 5 to 50 mg of KOH/g, and (c) a cross-linking agent. Said compositions are useful for preparing powder paints and varnishes providing excellent quality coatings whereof the brilliance, measured at an angle of 60°, according to the ASTM D 523 standard is always less than 50%, that is half-gloss or matt coatings.Type: GrantFiled: August 9, 2000Date of Patent: December 9, 2003Assignee: UCB, S.A.Inventors: Luc Moens, Kris Buysens, Daniel Maetens
-
Polymeric pigment dispersant utilized as a grind resin for pigments and method of preparing the same
Patent number: 6657002Abstract: The present invention is directed to a polyester carboxylate polymeric pigment dispersant to be used as a grind resin to incorporate inorganic pigment into a pigment dispersion for a coating composition. The polymeric pigment dispersant is the reaction product of pentaerythritol, hexahydrophthalic anhydride, glycidylneodecanoate, and dimethylethanolamine. The present invention is also directed to a method of preparing the polymeric pigment dispersant. In this method, the pentaerythritol and the hexahydrophthalic anhydride are polymerized to form an intermediate compound. Next, an epoxy group of the glycidylneodecanoate reacts with the intermediate compound, and then the dimethylethanolamine neutralizes the intermediate compound to form the completed polymeric pigment dispersant. The polymeric pigment dispersant is utilized for efficient wetting and grinding of the pigment.Type: GrantFiled: December 22, 2000Date of Patent: December 2, 2003Assignee: BASF CorporationInventors: Swaminathan Ramesh, JoAnn Lanza -
Patent number: 6649705Abstract: A hyperbranched polyester polyol macromolecule, having a plurality of both embedded and exterior hydroxyl groups thereon, may be synthesized in a polymerization reaction having several steps. The hyperbranched polyol includes a central nucleus, a first chain extension, an intermediate substituent and a second chain extension. The central nucleus is a hydrocarbon structure with a plurality of oxygen atoms. The first chain extender is attached to the central nucleus and includes a carboxylic ester group and a plurality of hydroxyl groups. The intermediate substituent is attached to the first chain extender, and is a polyfunctional carboxylic acid or anhydride thereof. The preferred intermediate substituent is a cyclic compound. The second chain extension is attached to the intermediate substituent. The preferred second chain extension includes a glycidyl ester or epoxy. Methods of making a hyperbranched polyester polyol are also disclosed.Type: GrantFiled: January 7, 2002Date of Patent: November 18, 2003Inventor: Swaminathan Ramesh
-
Patent number: 6649786Abstract: This invention provides a process to produce a hydroxyl group-containing ester-forming addition reaction product having an acid value of 20 mgKOH/g or less, which process is characterized in that 2,2-dimethylolalkanoic acid having 6 to 8 carbon atoms is melted, and is then mixed with alkanoic acid monoglycidylester having 8 to 24 carbon atoms so that an ester-forming addition reaction may occur. Thus obtained reaction product contains almost no undesirable high-molecular components, is quite excellent in reactivity and compatibility with a curing agent, and is useful for the manufacture of high-solids paint etc.Type: GrantFiled: August 21, 2002Date of Patent: November 18, 2003Assignee: Kansai Paint Co., Ltd.Inventor: Hisashi Isaka
-
Publication number: 20030166827Abstract: The invention relates to a cladding resin composition curable by heat, ultraviolet radiation, an electron beam or the like. The composition comprises a polyoxyalkylene polyol phosphate ester (hydroxyl value: 10-2,000 mg KOH/g) and a polymerizable or reactive functional group-containing compound. This composition is highly conductive as it is and, without incorporation of the conventional conductive additives, can be used successfully in the field of coatings and protective films where electric conductivity is a requisite.Type: ApplicationFiled: April 1, 2003Publication date: September 4, 2003Applicant: Dai-Ichi Kogyo Seiyaku Co., Ltd.Inventors: Tetsuo Shiraiwa, Shigeo Mori
-
Patent number: 6608170Abstract: Syndiotactic poly(lactic acid) is formed by polymerization involving a cleavage of the same oxygen-acyl bond in a series of meso-lactide molecules to form polymer containing a series of units with stereocenters wherein adjacent stereocenters are of the opposite stereochemistry. The mechanism is catalyzed by chiral metal alkoxides that afford stereocontrol such as those formed by reacting or the opposite enantiomer with Al(OR)3 where R is straight chain or branched alkyl containing 1 to 20 carbon atoms, e.g., methyl or isopropyl, in solvent, with subsequent evaporation of solvent in vacuo.Type: GrantFiled: January 24, 2000Date of Patent: August 19, 2003Assignee: Cornell Research Foundation, Inc.Inventor: Geoffrey W. Coates
-
Publication number: 20030153640Abstract: The present invention relates to powdered thermosetting compositions including a binder which comprises a carboxyl group containing amorphous isophthalic acid containing polyester, a carboxyl group containing semi-crystalline polyester, at least 10 parts by weight, based on the total weight of the binder, of a specific glycidyl group containing acrylic copolymer and a curing agent having functional groups reactive with the polyesters' carboxyl groups. The powdered thermosetting compositions are useful for the preparation of powdered paints and varnishes which give low gloss coatings having an outstanding flow, a remarkable weatherability and excellent mechanical properties.Type: ApplicationFiled: November 18, 2002Publication date: August 14, 2003Inventors: Luc Moens, Nele Knoops, Daniel Maetens
-
Patent number: 6569956Abstract: A hyperbranched polyester polyol macromolecule, having a plurality of both embedded and exterior hydroxyl groups thereon, may be synthesized in a polymerization reaction having several steps. The hyperbranched polyol includes a central nucleus, a first chain extension, an intermediate substituent and a second chain extension. The central nucleus is a hydrocarbon structure with a plurality of oxygen atoms. The first chain extender is attached to the central nucleus and includes a carboxylic ester group and a plurality of hydroxyl groups. The intermediate substituent is attached to the first chain extender, and is a polyfunctional carboxylic acid or anhydride thereof. The preferred intermediate substituent is a cyclic compound. The second chain extension is attached to the intermediate substituent. The preferred second chain extension includes a glycidyl ester or epoxy. Methods of making a hyperbranched polyester polyol are also disclosed.Type: GrantFiled: December 22, 1999Date of Patent: May 27, 2003Assignee: BASF CorporationInventor: Swaminathan Ramesh
-
Publication number: 20030086895Abstract: The present application is directed to biodegradable polymers, compositions, including microspheres and nanospheres, formed of such polymers, and methods of using such polymers and compositions. In certain embodiments, the subject polymer compositions include therapeutic agents, optionally providing sustained release of the encapsulated agent after administration to a patient.Type: ApplicationFiled: June 21, 2002Publication date: May 8, 2003Inventors: Justin Hanes, Jie Fu, Jennifer Fiegel
-
Patent number: 6552159Abstract: The invention relates to a cladding resin composition curable by heat, ultraviolet radiation, an electron beam or the like. The composition comprises a polyoxyalkylene polyol phosphate ester (hydroxyl value: 10-2,000 mg KOH/g) and a polymerizable or reactive functional group-containing compound. This composition is highly conductive as it is and, without incorporation of the conventional conductive additives, can be used successfully in the field of coatings and protective films where electric conductivity is a requisite.Type: GrantFiled: March 3, 1997Date of Patent: April 22, 2003Assignee: Dao-Ichi Kogyo Seiyaku Co., Ltd.Inventors: Tetsuo Shiraiwa, Shigeo Mori
-
Patent number: 6512046Abstract: A practical polymerizable unsaturated polyester resin composition is provided, wherein a polyester skeleton derived from collected PET is introduced, for effective utilization of waste PET such as a PET bottle which has recently been considered a large obstacle to environmental protection. The polymerizable unsaturated polyester resin composition comprises a straight-chain polyester (A) having a (meth)acryloyl group at both ends of molecules and an ethylenically unsaturated monomer (B), said straight-chain polyester (A) having a (meth)acryloyl group at both ends of molecules being obtained by reacting: (a) a terephthalate oligomer having a hydroxyl group at both ends of molecules resulted from the alcoholysis reaction of collected waste polyethylene terephthalate by an aliphatic glycol having an ether bond, (b) a dibasic acid containing an aromatic dibasic acid as a principal component, and (c) a glycidyl meth)acrylate.Type: GrantFiled: April 17, 2001Date of Patent: January 28, 2003Assignee: Dainippon Ink and Chemicals, Inc.Inventors: Shinya Ueno, Toshio Mita, Hidefumi Matsuya
-
Patent number: 6489434Abstract: The present invention provides a manufacturing method of copolyester for low acetaldehyde content of PET bottles. The polyethylene terephthalate (PET) polymer is added with an appropriate modifier in order to decrease the production of acetaldehyde caused by pyrolysis side reaction during the blow molding process of PET bottles. The modifier comprises stabilizer and primary antioxidant, wherein the stabilizer is an inorganic phosphorous compound with an addition quantity of 0.003˜0.5 weight % based on the weight of the total copolyester copolymer and the primary antioxidant is a hindered phenolic antioxidant containing Ca+2 with an addition quantity of 0.005˜5.0 weight % based on the weight of the total copolyester copolymer. The present invention owns an improving effect of decreasing the production of side product—acetaldehyde at least 30% than those without the addition of said modifier.Type: GrantFiled: May 14, 2001Date of Patent: December 3, 2002Assignee: Nan Ya Plastics CorporationInventor: Zo-Chun Jen
-
Patent number: 6461742Abstract: The invention concerns a polyester bearing tertiary carboxyl groups, characterised in that it consists of: (a) 8.1 to 35 moles of an aliphatic or cycloaliphatic of a polyol; (b) 9.1 to 36 moles of an aliphatic, cycloaliphatic or aromatic polycarboxylic acid; (c) 1.6 to 2.8 moles of an aliphatic, cycloaliphatic or aromatic compound comprising a tertiary carboxyl group and either a primary or secondary carboxyl group, or a primary or secondary hydroxyl group. Said polyester is prepared in several steps, the first steps consisting in the preparation of a polyester by condensation between (a) an aliphatic or cycloaliphatic polyol, and (b) an aliphatic, cycloaliphatic or aromatic polycarboxylic acid, the final step consisting in condensing said polyester with (c) an aliphatic, cycloaliphatic or aromatic compound comprising a tertiary carboxyl group and either a primary or secondary carboxyl group, or a primary or secondary hydroxyl group.Type: GrantFiled: July 27, 2000Date of Patent: October 8, 2002Assignee: UCB, S.A.Inventors: Luc Moens, Kris Buysens, Daniel Maetens
-
Patent number: 6451929Abstract: A glycidyl ester is produced by reacting a carboxyl-functional polyester having an acid value of less than 280 mg KOH/gram with excess epihalohydrin in the presence of a base and, optionally, a catalyst, wherein the carboxyl-functional polyester is produced by reacting (a) at least one cyclohexyl anhydride A; (b) at least one compound B containing two (cyclo)aliphatic hydroxyl groups which is a di-secondary or di-primary hydroxyl compound, and if C is present, monoepoxide D which is a monoglycidyl ester of an &agr;,&agr;-branched, C5-C19 carboxylic acid; and, optionally, (c) at least one di-secondary carboxylic acid or anhydride C.Type: GrantFiled: August 24, 2000Date of Patent: September 17, 2002Assignee: Resolution Performance Products, LLCInventors: Josef Jacobus Titus Smits, Edward John Marx, Petrus Gerardus Kooijmans, Simon Ming Li
-
Publication number: 20020128428Abstract: A controlled conversion resin having an epoxy functionality of greater than 2 and comprising moieties derived from epoxy resin, dihydric phenol, acid anhydride, or amine. The resin is prepared by reacting an epoxy resin with a dihydric phenol, an acid anhydride, or amine or other branching agent in the presence of a catalyst and terminating the reaction at a point such that the reaction product contains both epoxy and terminal hydroxyl groups.Type: ApplicationFiled: December 5, 2001Publication date: September 12, 2002Inventors: Joseph Gan, Emile C. Trottier
-
Patent number: 6429281Abstract: In accordance with the present invention there are provided cycloaliphatic epoxy compounds and thermosetting resin compositions prepared therefrom. Inventive compounds are based on polycyclic hydrocarbon backbones, as illustrated by the following exemplary structure: wherein: each R is independently lower alkyl or halogen, n′″ is 1 up to about 8, and each x is independently 0, 1, or 2. Inventive compounds provide resins with desirable characteristics such as, for example, hydrophobicity, high Tg values, ionic purity, hydrolytic stability, and the like.Type: GrantFiled: July 1, 1999Date of Patent: August 6, 2002Assignee: LoctiteInventors: Stephen M. Dershem, Frank G. Mizori
-
Patent number: 6417292Abstract: The present invention is directed to electrodepositable coating compositions providing improved film flexibility and humidity resistance. The compositions contain a substantially ungelled resin or reaction product formed from reacting (i) an epoxy functional polyester with (ii) an amine. The present invention also includes a method for electrocoating a conductive substrate with the described electrodepositable coating compositions. Additionally, the present invention is directed to a conductive substrate coated according to the described method.Type: GrantFiled: April 7, 2000Date of Patent: July 9, 2002Assignee: PPG Industries Ohio, Inc.Inventors: Thomas C. Moriarity, Venkatachalam Eswarakrishnan, Keith S. Ritter
-
Patent number: 6417243Abstract: In order to offer coatings with improved resistance to solvents which can be prepared by cationic polymerization under irradiation, the choice is made of a composition comprising at least one monomer, oligomer or polymer of general formula (I): in which: A1 is chosen from polyester blocks, polyurethane blocks, hydrocarbon-comprising backbones of mono- or polycarboxylic acid and addition products of a polycarboxylic acid and of a cycloaliphatic diepoxide, m is a number from 1 to 6, R1 is a cycloaliphatic group carrying a hydroxyl group situated in the a position with respect to the oxygen atom to which R1 is bonded, R2 is a second cycloaliphatic group carrying an oxirane group situated at the chain end, and B is chosen from one or more covalent bonds, an oxygen atom and linear, branched or cyclic hydrocarbon-comprising radicals.Type: GrantFiled: July 28, 2000Date of Patent: July 9, 2002Assignee: UCB, S.A.Inventors: Stephan Peeters, Kris Verschueren, Jean-Marie Loutz
-
Patent number: 6406753Abstract: Coating composition especially for preparing automotive surfacers, comprising an anionically stabilized resin, preferably a condensation product A of a carboxyl group-containing resin A1 and a hydroxyl group-containing resin A2, and a curing agent C, which becomes active even at room temperature or slightly elevated temperature of up to not more than 120° C., and comprises a mixture of an unblocked isocyanate C1 and a hydrophilic partially etherified amino resin C2.Type: GrantFiled: November 30, 2000Date of Patent: June 18, 2002Assignee: Solutia Austria AGInventors: Gert Dworak, Ulrike Kuttler
-
Patent number: 6407194Abstract: A process for increasing the pill resistance of a polyester polymer wherein the polyester polymer is produced by polymerizing a polymerization mixture comprising (a) a carbonyl compound or an oligomer of the carbonyl compound and (b) a glycol. The process comprises contacting the polymerization mixture with a cross-linker comprising (RO)mSi(X)nZp, wherein: R is hydrogen, a hydrocarbon, or a hydrocarbon oxygen; X is a hydrocarbon or a hydrocarbon oxygen; Z is a hydrophilic group; m is 1 to 3; n is 1 to 3; and p is 1 to 30.Type: GrantFiled: July 17, 2001Date of Patent: June 18, 2002Assignee: E. I. du Pont de Nemours and CompanyInventor: Jiwen F. Duan
-
Patent number: 6403670Abstract: The present invention relates to a thermosetting composition which comprises: (A) a polyhemiacetal ester resin having a repeat unit represented by formula (1): wherein R1 and R2 are a bivalent organic group, and Y is an oxygen atom or a sulfur atom, and (B) a compound having in the molecule two or more reactive functional groups which can form a chemical bond with the carboxyl group, and optionally, (C) an acid catalyst. The thermosetting composition gives cured products having excellent chemical properties, physical properties, adhesion, smoothness and weathering resistance at relatively lower temperatures and have excellent storage stability, and can be utilized as solvent cutback type, solventless liquid type of 100% effective component or powder thermosetting compositions.Type: GrantFiled: October 13, 2000Date of Patent: June 11, 2002Assignee: NOF CorporationInventors: Masahiro Ishidoya, Masayuki Takemoto, Atsushi Sato, Koji Sato, Shun Saito
-
Patent number: 6388024Abstract: Carboxyl functional polyester resins obtainable by reaction of: a) at least a compound of the formula wherein a≧1, and wherein R1 and R2 each may represent an alkyl group having from 1 to 4 carbon atoms or wherein R1 and R2 may form together with the group —CH—(CH2)x—CH˜ a cycloalkyl group and preferably 1,4-cyclohexane dicarboxylic acid (A1), mixed with smaller molar amounts of monoglycidyl esters of &agr;,&agr;-branched carboxyl acids containing from 5 to 19 carbon atoms in the acid moiety (A2), and b) at least one compound B comprising one primary- or secondary hydroxyl group and one tertiary aliphatic carboxyl group, and c) optionally one diol compound C, and d) optionally a dihydroxymonocarboxylic acid compound D, and e) optionally a trihydroxyalkane (E1) or tetrahydroxyalkane (E2), the molar ratio of compounds A1:(C+A2):B:D:E1:E2, being, (X+Y+1):Y:2:X:Q:P, wherein X ranges from 0 to 8, Y ranges from 1 to 8, Q ranges from 0 to 3 and wType: GrantFiled: October 25, 2000Date of Patent: May 14, 2002Inventors: Ronald Petrus Clemens Van Gaalen, Petrus Gerardus Kooijmans, Leo Wim Van Noort
-
Patent number: 6376624Abstract: Compositions based on high viscosity, high molecular weight polyesters are prepared by heating a molten mixture of: (A) a prepolymer of a polyester resin; and (B) 0.05-10 wt %, based one the weight of the polyester prepolymer, of a multifunctional polymeric chain extender having functional groups selected from the group consisting of epoxy and isocyanate.Type: GrantFiled: April 6, 2000Date of Patent: April 23, 2002Assignee: Industrial Technology Research InstituteInventors: Hsin-Ching Kao, Lee-Hua Chen, Chi-Lang Wu, Jinn-Jong Wong, Szu-Yuan Chan, Sheng-Te Yang
-
Patent number: 6350849Abstract: The production is described of unsaturated polyesters, which exclusively contain maleate groups in their main chain, by the ring-opening polymerization of epoxides, such as glycidyl ethers, glycidyl esters and olefine epoxides, with &agr;,&bgr;-unsaturated anhydrides, preferably such as maleic anhydride, both on their own and in admixture with other cyclic anydrides, in the presence of a Zn2+ carboxylate. The polyesters which are thus produced are characterized by high molecular weights and a narrow molecular weight distribution. Polymerization can be effected between 50 and 120° C., but is preferably effected between 60 and 90° C., either in the melt or in a solvent. Unsaturated reactive thinners, which after the addition of suitable radical initiators react thermally or photochemically with the polyesters to form lacquers, cast parts or fiber-reinforced composite materials, can also be employed as solvents.Type: GrantFiled: August 3, 2000Date of Patent: February 26, 2002Assignee: Dainippon Ink and Chemicals, Inc.Inventors: Rainer B. Frings, Gerwald F. Grahe, Shinichi Nonaka
-
Patent number: 6346582Abstract: Compositions prepared by the glycidation of at least one (a) carboxy polyfunctional polyester and at least one (b) &agr;,&agr;-branched monocarboxylic acid containing a tertiary carbon atom and from 5 to 12 carbon atoms, or a glydicyl ester thereof, a curing agent and, optionally, a catalyst, and coating and or casting compositions containing them.Type: GrantFiled: June 29, 2000Date of Patent: February 12, 2002Inventors: Petrus Gerardus Kooijmans, Eric Johannes Vos, Michael James Watkins
-
Patent number: 6337137Abstract: The invention relates to a powder paint composition comprising a polymer that contains endomethylene tetrahydrophthalic acid units and a crosslinker. The polymer is obtained by preparing an unsaturated polymer in a first step, which then reacts with cyclopentadiene at a temperature between 160 ° C and 220 ° C in a second step. The polymer preferably contains more than 10 wt.% endomethylene tetrahydrophthalic acid units and is preferably an unsaturated polymer.Type: GrantFiled: October 14, 1999Date of Patent: January 8, 2002Assignee: DSM N.V.Inventors: Fokeltje A. Koldijk, Eimbert G. Belder, Coenraad M. Gehrels, Tosko A. Misev
-
Patent number: 6277497Abstract: A high solids coating composition comprising a branched hydroxy-functional polyester oligomer and a curing agent; and the oligomer itself containing at least 20% by weight of the binder of at least one of the following tertiary acid ester end groups: where R1, R2 and R3 are independently selected from CH3 and CH2OH; the composition being suitable as an automobile clearcoat or pigmented topcoat.Type: GrantFiled: January 14, 2000Date of Patent: August 21, 2001Assignee: E. I. du Pont de Nemours and CompanyInventors: Armand Aerts, Anne Demarre, Jozef Huybrechts, G. Todd Palmer
-
Patent number: 6203872Abstract: Proposed is a process for sealing the seams of a water vapour permeable lining comprising a laminate of a textile material and a waterproof, but water vapour permeable film in which sections of said laminate with the textile sides facing one another are bonded together along the contours of the material to be lined, after which the lining is dipped in a solution of a hydrophilic polymer in an organic solvent which acts as a swelling agent for the waterproof film of the laminate, followed by evaporation of the solvent. The water vapour permeable film in the laminate preferably is made of a hydrophilic copolyetherester or copolyetheramide, while the hydrophilic polymer soluble in an organic solvent preferably is a copolyetherester.Type: GrantFiled: July 23, 1998Date of Patent: March 20, 2001Assignee: Akzo Nobel NVInventor: Dennis W Hannon
-
Patent number: 6187875Abstract: Linear, carboxylic acid functional polyester resins produced by reaction of: (a) at least one aromatic and/or cycloaliphatic dicarboxylic acid compound A, comprising two aromatic and/or secondary aliphatic carboxyl groups in the 1,2-position, or anhydride thereof; (b) at least one hydroxyl monocarboxylic acid B1, comprising two aliphatic hydroxyl groups, which groups each independently may be primary or secondary hydroxyl groups and wherein the carboxylic acid group is a tertiary carboxyl group, mixed with a cycloaliphatic diol B2 in an amount of at least 5 wt %, relative to the weight of B1 and B2 together; (c) optionally an aliphatic dicarboxylic acid C, comprising an alkylene group having from 3 to 8 carbon atoms and having two terminal aliphatic carboxyl groups; and (d) optionally an aromatic monocarboxylic acid D, the molar ratio of the compounds A:B1+B2:C:D being X:Y+X+Z1:Y:Z2, wherein X ranges from 1 to 8, Y ranges from 0 to 8, Z1 ranges from −3 to 3 and Z2 ranges from 0 to 2,Type: GrantFiled: October 19, 1999Date of Patent: February 13, 2001Assignee: Shell Oil CompanyInventors: Ann Elise Germaine Christiane Bergmans, Jean-Marc Jacques Eric Bertens, Petrus Gerardus Kooijmans, Marc Jozef Rans, Christian Jean Charles De Cock