Two Or More Ether Linkages In The Hydroxyl Group Bearing Molecule Patents (Class 524/762)
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Patent number: 11952441Abstract: A method for producing polytetrafluoroethylene, which includes polymerizing tetrafluoroethylene in an aqueous medium in the presence of a nucleating agent and a hydrocarbon anionic surfactant to obtain polytetrafluoroethylene. A total amount of the nucleating agent and the hydrocarbon anionic surfactant at the initiation of polymerization is more than 50 ppm based on the aqueous medium.Type: GrantFiled: October 3, 2019Date of Patent: April 9, 2024Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Taketo Kato, Yohei Fujimoto, Kenji Ichikawa, Hiroyuki Sato, Yoshinori Nanba, Hirotoshi Yoshida, Kengo Ito, Chiaki Okui, Masamichi Sukegawa, Taku Yamanaka
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Patent number: 11884775Abstract: A renewably sourced soil release polyester comprising two or more structural units (a1), one or more structural units (a2) and either one or two terminal structural groups (a3) wherein G1 is one or more (OCnH2n) with n being a number of from 2 to 10, preferably from 2 to 6 and more preferably (OC2H4), (OC3H6), (OC4H8) or (OC6H12), R1 is a C1-30 alkyl, preferably C1-4 alkyl and more preferably methyl, p is, based on a molar average, a number of from 1 to 200, preferably from 2 to 150 and more preferably from 3 to 120, q is, based on a molar average, a number of from 0 to 40, preferably from 0 to 30, more preferably from 0 to 20, and most preferably from 0 to 10, where the (OC3H6)— and (OC2H4)-groups of the terminal group (a3) may be arranged blockwise, alternating, periodically and/or statistically, preferably blockwise and/or statistically, either of the groups (OC3H6)— and (OC2H4)— can be linked to R1— and —O, adjacent structural units (a1) are connected by the structural unit (a2), in the case thatType: GrantFiled: November 27, 2018Date of Patent: January 30, 2024Assignee: Clariant International Ltd.Inventors: Kevin Mutch, Martijn Gillissen
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Patent number: 11306228Abstract: The present invention provides bonding systems comprising a formaldehyde-based (urea-/melamine-/phenol-/resorcinol-formaldehyde or other combination) and/or a polymeric isocyanate resin system composition for bonding ligno-cellulosic materials to form panels and/or shaped products, which contain a resin hardener, also referred to as resin catalyst, characterised in that the hardener is activated by heat.Type: GrantFiled: July 26, 2017Date of Patent: April 19, 2022Assignee: Catalytic Systems C.E.D. LTD.Inventors: Karolos Markesinis, Efthalia Markesini, Dimitrios Alexandropoulos, Panagiotis Nakos, Paschalis Tsirogiannis
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Patent number: 10561597Abstract: A cosmetic or dermatological composition comprising at least one aqueous phase, of a branched or crosslinked polymer is obtained by polymerization of an aqueous solution of one or more monomers in water-in-oil inverse emulsion, at least one of the monomers used being an acrylic monomer and one or more of the monomers used being a monomer bearing at least one weak acid function, the molar percentage of monomers bearing at least one weak acid function relative to all of the monomers used being at least 30 mol %. The polymerization is carried out with a concentration of all the monomers in aqueous solution lying in the range 1.3 mmol to 3.6 mmol per gram of aqueous solution. During the polymerization, at most 20% of the acid functions present on the monomers having at least one acid function are in neutralized form. The compositions are intended for treatment of keratinous materials.Type: GrantFiled: October 7, 2014Date of Patent: February 18, 2020Assignee: S.P.C.M. SAInventors: Frederic Blondel, Lionel Champagnon
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Publication number: 20150065630Abstract: A composition comprising linked segments of: (a) a polyhydroxy segment derived from a compound independently selected an acyclic polyhydric alcohol having 4 to 6 carbon atoms and 4 to 6 reactive hydroxyl groups; a cyclic polyhydric alcohol having 4 to 6 carbon atoms and 4 to 6 reactive hydroxyl groups, a poly(hydroxyethyl) polyethyleneamine having 4 to 6 reactive hydroxyl groups and combinations thereof; (b) polyoxyalkylene segments wherein each hydroxyl group of the polyhydroxyl segment is linked to a polyoxyalkylene segment; (d) and aliphatic end segments or aromatic end segments, each end segment having 6 to 32 carbon atoms and a hydroxyl reactive group, wherein the mole ratio of the polyoxyalkylene segment to the polyhydroxy segment is at least 4:1 and the mole ratio of the aliphatic or aromatic end segment to the polyhydroxy segment is at least 0.25:1.Type: ApplicationFiled: August 21, 2014Publication date: March 5, 2015Inventors: Eduardus Maria MANGNUS, Onno RIENSTRA, Stanley Leon FREEMAN, Alart MULDER, Kenneth F. SMITH
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Patent number: 8877863Abstract: The present invention provides a process for preparing a polymer polyol (PMPO) by alkoxylating a starter compound(s) having active hydrogen atoms in the presence of a double metal cyanide (DMC) catalyst, radical initiator(s) and optionally PMPO stabilizers and simultaneously polymerizing unsaturated monomer(s) with radical initiator(s). The polymer polyols (PMPOs) made by the inventive process may find use in the preparation of polyurethane foams and elastomers.Type: GrantFiled: May 23, 2013Date of Patent: November 4, 2014Assignee: Bayer MaterialScience LLCInventors: Jose F. Pazos, John E. Hayes
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Patent number: 8871882Abstract: A method for the preparation of a fluoropolymer by means of emulsion polymerization of a reaction mixture in an aqueous medium is disclosed wherein the reaction mixture includes a fluoromonomer having the structure of wherein R1, R2, and R3 are each independently hydrogen atoms, alkyl groups, substituted alkyl groups, or halogens, wherein at least one of R1, R2, and R3 is a fluorine atom, and wherein R is each independently a substituent on the styrenic ring, n is an integer from 0 to 5 representing the number of the substituents on the styrenic ring; b) an emulsion stabilizer combination comprising: i) an anionic surfactant; and, ii) a cationic surfactant or a non-ionic surfactant; and, c) a free-radical initiator.Type: GrantFiled: February 14, 2012Date of Patent: October 28, 2014Assignee: Akron Polymer Systems, Inc.Inventors: Xiaoliang Zheng, Dong Zhang, Jiaokai Jing, Ted Calvin Germroth, Frank W. Harris, Thauming Kuo, Bin Wang, Douglas Stephens McWilliams
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Patent number: 8802739Abstract: Disclosed are low VOC defoaming agents comprising at least one active defoaming compound or combination of defoaming compounds, and a liquid carrier comprising one or more organic compounds having a viscosity of less than about 100 centistokes (cSt) at 40° C. as measured by ASTM D445, having a VOC content as measured by ASTM method D3960 “Standard Practice for Determining Volatile Organic Compound (VOC) Content of Paints and Related Coatings” of not greater than about 1% by weight.Type: GrantFiled: April 12, 2011Date of Patent: August 12, 2014Assignee: Cognis IP Management GmbHInventors: John Mangano, Vasudevan Balasubramaniam, Daniel Herzog
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Patent number: 8772405Abstract: A polymer polyol (I) is provided that is formed of a polyol (A), polymer particles (B) obtained by polymerization of an ethylenically unsaturated compound (b), and an active-hydrogen-containing compound (d) having an aromatic ring and having a number-average molecular weight of 150 to 2,000, wherein a content of (d) is 1 to 20% on the basis of a weight of (B). The polymer polyol of the present invention contains polymer particles having sufficiently small particle diameters, has a low viscosity, and has excellent handleability. A polyurethane resin obtained by using the polymer polyol of the present invention has excellent mechanical strengths such as elongation at break.Type: GrantFiled: September 25, 2008Date of Patent: July 8, 2014Assignee: Sanyo Chemical Industries, Ltd.Inventors: Takayuki Tsuji, Shigekuni Nakada, Yukiya Kobayashi, Katsuya Uchida
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Publication number: 20140113985Abstract: To provide a process for producing a flexible polyurethane foam having a higher biomass degree than a conventional flexible polyurethane foam and excellent in foam physical properties and its appearance. A polymer-dispersed polyol obtained by polymerizing a vinyl monomer in the presence of the following polyol (a1) derived from a natural fat/oil and/or the following polyoxyalkylene polyol (a2) is used: Polyol (a1) derived from a natural fat/oil: a polyol derived from a natural fat/oil, which is obtained by providing a natural fat/oil with hydroxy groups by chemical reaction, and which has a hydroxy value of from 20 to 250 mgKOH/g and a molecular weight distribution of at least 1.Type: ApplicationFiled: December 20, 2013Publication date: April 24, 2014Applicant: ASAHI GLASS COMPANY, LIMITEDInventors: Takayuki SASAKI, Yasuyuki Sasao, Naohiro Kumagai, Chitoshi Suzuki, Shigeru Ikai
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Patent number: 8637589Abstract: In one aspect, the invention relates to silicone prepolymer compositions comprising a silicone prepolymer and a solvent. A soluble silicone prepolymer can be provided having increased average silicon content, thereby attaining a desired oxygen permeability. A solvent can be provided with a desired balance between hydrophilicity and hydrophobicity by selection and modification of the solvent molecular structure, resulting in molded polymer films and articles that exhibit minimal or nonexistent eye irritation and exhibit highly transparent products. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.Type: GrantFiled: December 7, 2010Date of Patent: January 28, 2014Assignees: Johnson & Johnson Vision Care, Inc., Toray IndustriesInventors: Kazuhiko Fujisawa, Mitsuru Yokota, Masataka Nakamura
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Publication number: 20130253133Abstract: The invention is a method of producing an essentially electrically neutral polymer dispersion, comprising a polymerizing one or more monomers in the presence of a nonionic surfactant, wherein the polymerization preferably occurs in the absence of ionic surfactants. The invention also includes methods of producing positively or negatively charged polymer dispersions comprising producing the essentially nonionic polymer dispersion and further adding a cationically-charged or anionically-charged surfactant or electrolyte. The invention further includes dispersions produced by the methods of the invention and polymer films and powders produced from these dispersions.Type: ApplicationFiled: March 29, 2013Publication date: September 26, 2013Applicant: BASF SEInventors: Koichi Takamura, Armin Burghart
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Publication number: 20130184408Abstract: The present disclosure relates to a process of forming a polymer composition by the free radical polymerization of a monomer mixture in the presence of low molecular weight polytrimethylene ether glycol. The polytrimethylene ether glycol has a number average molecular weight in the range of from 120 to 490. The polymer composition can be used to form a coating composition that has a low volatile organic solvent content.Type: ApplicationFiled: January 7, 2013Publication date: July 18, 2013Applicant: E I DU PONT DE NEMOURS AND COMPANYInventor: E I DU PONT DE NEMOURS AND COMPANY
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Patent number: 8470927Abstract: The present invention provides a process for preparing a polymer polyol (PMPO) by alkoxylating a starter compound(s) having active hydrogen atoms in the presence of a double metal cyanide (DMC) catalyst, radical initiator(s) and optionally PMPO stabilizers and simultaneously polymerizing unsaturated monomer(s) with radical initiator(s). The polymer polyols (PMPOs) made by the inventive process may find use in the preparation of polyurethane foams and elastomers.Type: GrantFiled: February 26, 2004Date of Patent: June 25, 2013Assignee: Bayer MaterialScience LLCInventors: Jose F. Pazos, John E. Hayes
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Patent number: 8415444Abstract: The present invention has its object to provide a curable composition not containing any organotin type curing catalyst of concern because of the toxic feature thereof, or any volatile compound, excellent in curability and storage stability and, further, capable of providing cured products excellent in strength and elongation. The above object can be achieved by a curable composition which includes: an organic polymer (A) containing a hydrolyzable silyl group in a molecule; an amidine compound (B); a plasticizer (C); and an amino group-containing silane coupling agent (D), wherein the amidine compound (B) is preliminarily mixed and dissolved and/or dispersed in the plasticizer (C) and the amino group-containing silane coupling agent (D), and the resultant mixture is added to the reactive silyl group-containing polymer (A).Type: GrantFiled: December 21, 2007Date of Patent: April 9, 2013Assignee: Kaneka CorporationInventors: Ayako Yano, Noriko Matsushita, Takeshi Sonoda, Shintaro Komitsu
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Publication number: 20120154811Abstract: Presently described are coating compositions comprising a polymerizable resin composition and a non-ionic unpolymerizable surfactant. In some embodiments, the coating comprises greater than 10 wt-% of non-ionic unpolymerizable surfactant. In other embodiments, the coating composition comprises an an additive comprising a silicone group or a fluorinated group and a hydrophobic group. Also described are articles comprising the cured coating compositions. In one embodiment, an article is described comprising a cured coating wherein the cured coating exhibits a property of an initially visible simulated fingerprint reducing in visibility in 1-20 minutes. Also described is a method of determining the fingerprint visibility of a coating composition and a polyacylate composition useful as an additive. In another embodiment a coated surface is described comprising a polymeric organic material comprising a plurality of pores wherein a portion of the pores are interconnected and comprise a lipophilic liquid.Type: ApplicationFiled: November 30, 2011Publication date: June 21, 2012Inventors: Richard J. Pokorny, Thomas P. Klun, Christopher B. Walker, JR., David B. Olson, Joan M. Noyola, Michelle L. Toy, Evan L. Schwartz
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Publication number: 20120108692Abstract: Monomers and crosslinkers derived from renewable resources that can be used to produce flexible, microporous, open-celled polymeric foam materials having physical characteristics making them suitable for a variety of uses, are disclosed. Monomer compositions derived from renewable resources, and having short curing times for preparing foam materials from high internal phase emulsions are also disclosed.Type: ApplicationFiled: October 27, 2010Publication date: May 3, 2012Inventor: John Collins Dyer
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Publication number: 20120041144Abstract: The present invention relates to novel polymer polyols which have low viscosities and high hydroxyl numbers, and to a process for the preparation of these novel polymer polyols. These polymer polyols have hydroxyl numbers of 20, solids contents of about 30 to about 65% by weight and a viscosity that is less than or equal to: be[12.7c]. These comprise the reaction product of a base polyol, a preformed stabilizer and at least one ethylenically unsaturated monomer, in the presence of a free-radical polymerization initiator and at least one polymer control agent. The base polyol has a hydroxyl number of 60 to 1900, a functionality of 1 to 10, and an equivalent weight of 30 to 900.Type: ApplicationFiled: October 31, 2011Publication date: February 16, 2012Applicant: Bayer MaterialScience LLCInventors: RICK L. ADKINS, Shriniwas S. Chauk
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Patent number: 8106121Abstract: The invention relates to graft polyols with a bimodal particle size distribution and a total solid content of between 5 and 65 wt. %. Said polyols contain small particles with a particle diameter of between 0.05 and 0.7 ?m and large particles with a particle diameter of between 0.4 and 5.0 ?m, whereby the peaks of the large and small particles measured during a representation according to the light-scattering analysis method do not overlap. The total solid content with the defined particle sizes consists of a volumetric fraction of between 5 and 45% small particles and a volumetric fraction of between 95 and 55% large particles, said volumetric fractions totalling 100%. The invention also relates to a method for producing graft polyols of this type and to the use thereof for producing polyurethanes.Type: GrantFiled: March 13, 2003Date of Patent: January 31, 2012Assignee: BASF AktiengesellschaftInventors: Bernd Zaschke, Andreas Hoppe, Marita Schuster, Marion Wenzel, Klaus Wagner
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Patent number: 8017664Abstract: The invention relates to a process for the batch or semi-batch preparation of a polymer polyol, which process involves (1) preparing a seed by polymerizing in a base polyol at least one ethylenically unsaturated monomer in the presence of a polymerization initiator and macromer, and in the presence of from 0.5 to 50% wt of polymer polyol heel, based on amount of polymer present in the heel compared with total amount of polymer formed, (2) adding additional ethylenically unsaturated monomer to the seed obtained in step (1) and optionally additional polyol, and (3) polymerizing the mixture obtained in step (2).Type: GrantFiled: May 14, 2003Date of Patent: September 13, 2011Assignee: Shell Oil CompanyInventors: Bob Heinis, Willem Karzijn, Martien Krijger, Martinus Johannes Maria Lelieveld
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Patent number: 7939601Abstract: The present invention relates to a polymeric material comprising units capable of having a cationic charge at a pH of from about 4 to about 12; provided that said polymeric material has an average cationic charge density from about 2.75 or less units per 100 daltons molecular weight at a pH of from about 4 to about 12. The polymeric material is a suds enhancer and a suds volume extender for hand dishwashing compositions and personal care products such as soaps, shaving cream foam, foaming shaving gel, foam dephiliatories and shampoos. The polymers are also effective as a soil release agent in fabric cleaning compositions. The polymers are also useful in agrochemical foam, fire-fighting foam, hard surface cleaner foam, and coagulant for titanium dioxide in paper making.Type: GrantFiled: October 30, 2000Date of Patent: May 10, 2011Assignee: Rhodia Inc.Inventors: Vance Bergeron, Dominic Wai-Kwing Yeung, Jean-Francois Bodet, Mark Robert Sivik, Bernard William Kluesener, William Michael Scheper
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Patent number: 7759423Abstract: The present invention relates to ultra-high solids content polymer polyols which have good filterability while maintaining a reasonable viscosity, and to a process for the preparation of these ultra-high solids contents polymer polyols. These polymer polyols comprise the free-radical polymerization product of (A) a base polyol, (B) a pre-formed stabilizer, (C) at least one ethylenically unsaturated monomer, (D) at least one free-radical polymerization initiator, and (E) at least one chain transfer agent. The solids contents varies from 60% to about 85% by weight.Type: GrantFiled: August 2, 2004Date of Patent: July 20, 2010Assignee: Bayer MaterialScience LLCInventor: Shriniwas S. Chauk
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Patent number: 7674853Abstract: Process for preparing a polyol comprising particulate material in dispersed form by reacting an MDI-based polyisocyanate and a polyol having an equivalent weight of up to 400 in a relative amount such that the number of NCO-groups is 70-100% of the number of OH-groups in said polyol having an equivalent weight of up to 400, the reaction being carried out in a polyol having an equivalent weight of 500 or more. The polyols are claimed as well.Type: GrantFiled: April 11, 2007Date of Patent: March 9, 2010Assignee: Huntsman International LLCInventors: Verhelst Gabriel Albert, Yu Jianming
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Patent number: 7354747Abstract: Carbohydrate-derived side-chain polyethers that may be synthesized by condensation polymerization of monomers derived from natural occurring carbohydrates. These compounds are protein resistant, biodegradable and may be functionalized at location other that the chain ends. Various devices, apparatus and articles of manufacture may be formed, at least in part, of the compounds of the present invention to achieve desirable protein resistance, biodegradability and/or functionalization.Type: GrantFiled: May 10, 2004Date of Patent: April 8, 2008Assignee: The Regents of the University of CaliforniaInventor: Zhibin Guan
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Patent number: 7335700Abstract: The present invention relates to a block polymeric material. Typically the block polymer comprises units capable of having an average cationic charge density of about 15 or less, preferably 5 or less, more preferably from about 0.05 to about 5, even more preferably from about 0.05 to about 2.77, even more preferably from about 0.1 to about 2.75, most preferably from about 0.75 to about 2.25 units per 100 daltons molecular weight at a pH of from about 4 to about 12. The polymeric material is a suds enhancer and a suds volume extender for personal care products such as soaps and shampoos. The compositions have increased effectiveness for preventing re-deposition of grease during hand and body washing. The polymers are also effective as a soil release agent in fabric cleaning compositions.Type: GrantFiled: January 3, 2005Date of Patent: February 26, 2008Assignee: Rhodia Inc.Inventors: Dominic Wai-Kwing Yeung, Vance Bergeron, Jean-Francois Bodet, Mark R. Sivik, Bernard W. Kluesener, William M. Scheper
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Patent number: 6881783Abstract: Process for preparing a polyol comprising particulate material is dispersed from and in an amount 30-80% by weight.Type: GrantFiled: May 5, 2000Date of Patent: April 19, 2005Assignee: Huntsman International LLCInventors: Gabriel A Verhelst, Alphonse E J Bruyninckx
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Patent number: 6870001Abstract: An emulsifier mixture comprising an emulsifier I of the formula in which X is O, S, CH2, NH or NR7, one or two of the radicals R1 to R6 are a group SO3?K? and the remainder of R1 to R6 are H or a C1-C18 alkyl group, R7 is a C1-C18 alkyl group and K is a countercation, an emulsifier II of the formula R8—O—(Z?O)n—SO3?K? in which the variables have the following meanings: R8: C1-C18 alkyl Z: CH2—CH2 or n: an integer from 1 to 50 K: a cation, and a nonionic emulsifier III.Type: GrantFiled: April 18, 2002Date of Patent: March 22, 2005Assignee: BASF AktiengesellschaftInventors: Dirk Wulff, Gerhard Auchter
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Patent number: 6864314Abstract: The present invention relates to a block polymeric material. Typically the block polymer comprises units capable of having an average cationic charge density of about 15 or less, preferably 5 or less, more preferably from about 0.05 to about 5, even more preferably from about 0.05 to about 2.77, even more preferably from about 0.1 to about 2.75, most preferably from about 0.75 to about 2.25 units per 100 daltons molecular weight at a pH of from about 4 to about 12. The polymeric material is a suds enhancer and a suds volume extender for personal care products such as soaps and shampoos. The compositions have increased effectiveness for preventing re-deposition of grease during hand and body washing. The polymers are also effective as a soil release agent in fabric cleaning compositions.Type: GrantFiled: October 30, 2000Date of Patent: March 8, 2005Inventors: Dominic Wai-Kwing Yeung, Vance Bergeron, Jean-Francois Bodet, Mark Robert Sivik, Bernard William Kluesener, William Michael Scheper
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Patent number: 6806348Abstract: A method of removing and reclaiming a double metal cyanide (DMC) catalyst from a polyol is disclosed. A polymeric acid that is soluble in the polyol is introduced into the polyol during or after the polymerization reaction. The polymeric acid reacts with the double metal cyanide catalyst thereby causing the double metal cyanide catalyst and the polymeric acid to form an agglomeration in the polyol. The agglomeration is easily separated from the polyol via filtration, for example. The recovered agglomerated DMC catalyst can then be reconstituted using an acid solution.Type: GrantFiled: February 11, 2003Date of Patent: October 19, 2004Assignee: BASF CorporationInventors: Werner Hinz, Edward Michael Dexheimer
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Patent number: 6756414Abstract: This invention provides a polymer polyol composition (I) comprising a polyol (A) and polymer particles (B) dispersed in (A), the polymer particles (B) being formed by polymerizing an ethylenically unsaturated compound (b) in a polyol, wherein the content of (B) in (I) is from 35 to 75 mass %, based on the mass of (I), and the amount of soluble polymers (P) dissolved in (A) is not more than 5 mass %, based on the mass of (A), and provides methods for producing the polymer polyol composition (I). Further, this invention provides a method for producing a foamed or non-foamed polyurethane resin, which method comprises reacting a polyol component with a polyisocyanate component in the presence or absence of a blowing agent, wherein the above polymer polyol composition is used at least as a portion of the polyol component.Type: GrantFiled: June 17, 2003Date of Patent: June 29, 2004Assignee: Sanyo Chemical Industries, Ltd.Inventors: Tetsuji Kawamoto, Tomio Kawazoe, Kiyoshi Ikeda, Munekazu Satake, Futoshi Kitatani, Tsuyoshi Tomosada, Takeshi Furuta, Takayuki Tsuji
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Patent number: 6750276Abstract: A waterborne, soft feeling coating composition and a substrate coated with the composition. The coating composition comprises an aqueous solvent, a resin, and an alcohol alkoxylate surfactant. The invention is also directed to a process of making the waterborne coating composition of the invention, and a process of coating a substrate with the waterborne coating composition.Type: GrantFiled: March 15, 2002Date of Patent: June 15, 2004Assignee: Arch Chemicals, Inc.Inventors: Murray A. Ruggiero, Harold W. Chubb, Diane J. Burt
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Patent number: 6642306Abstract: The invention concerns a method for preparing stable (co)polymer dispersions in a polyol by polymerising in situ a monomer or a mixture of ethylenically unsaturated monomers, in the presence of one or several azocarboxylic acid ester(s).Type: GrantFiled: August 15, 2002Date of Patent: November 4, 2003Assignee: AtofinaInventors: Martine Cerf, Mieczyslaw Wnuk
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Patent number: 6624209Abstract: This invention provides a polymer polyol composition (I) comprising a polyol (A) and polymer particles (B) dispersed in (A), the polymer particles (B) being formed by polymerizing an ethylenically unsaturated compound (b) in a polyol, wherein the content of (B) in (I) is from 35 to 75 mass %, based on the mass of (I), and the amount of soluble polymers (P) dissolved in (A) is not more than 5 mass %, based on the mass of (A), and provides methods for producing the polymer polyol composition (I). Further, this invention provides a method for producing a foamed or non-foamed polyurethane resin, which method comprises reacting a polyol component with a polyisocyanate component in the presence or absence of a blowing agent, wherein the above polymer polyol composition is used at least as a portion of the polyol component.Type: GrantFiled: February 6, 2002Date of Patent: September 23, 2003Assignee: Sanyo Chemical Industries, Ltd.Inventors: Tetsuji Kawamoto, Tomio Kawazoe, Kiyoshi Ikeda, Munekazu Satake, Futoshi Kitatani, Tsuyoshi Tomosada, Takeshi Furuta, Takayuki Tsuji
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Patent number: 6602940Abstract: A process for the preparation of an aqueous solution or dispersion containing a cationic polymer, which comprises the steps of: polymerizing a monomer including an N-vinyl-carboxylic acid amide represented by the general formula CH2═CHNHCOR, wherein R represents a hydrogen atom or methyl group, in an aqueous medium in the presence of either or both of a polyethylene glycol and polypropylene glycol; and then modifying the resulting polymer with an acid or base. Furthermore, an aqueous composition containing a cationic polymer, which comprises (A) a modified N-vinylcarboxylic acid amide polymer, (B) either or both of a polyethylene glycol and polypropylene glycol, and (C) water is disclosed.Type: GrantFiled: May 11, 1998Date of Patent: August 5, 2003Assignee: Mitsubishi Chemical CorporationInventors: Shin-ichi Sato, Takahiro Oshida, Takashi Ono, Kiyoji Kuma, Yasuharu Mori, Atsuo Takeuchi
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Patent number: 6583185Abstract: The products of the reaction of epichlorohydrin and compounds having the formula II R3(EO)n(PO)mOH (II) wherein R3 is an alkyl, alkenyl or arenyl group having from 4 to 22 carbon atoms; a substituted alkyl or alkenyl group having from 4 to 22 carbon atoms wherein; n is a number from 0 to 50 and m is a number from 0 to 50; wherein the mole ratio of epichlorohydrin to (II) is from about 0.60/1 to about 2/1 are used in defoaming compositions for defoaming aqueous systems such as latex paints.Type: GrantFiled: March 12, 2002Date of Patent: June 24, 2003Assignee: Cognis CorporationInventors: Michael S. Wiggins, Ronald W. Broadbent
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Patent number: 6512016Abstract: Defoaming compositions consisting essentially of: A) at least one organosilicone compound having defoaming activity in aqueous based compositions; and B) at least one base catalyzed reaction product of: a) a linking agent of formula I R4(Y)3 (I) wherein each Y group is a halogen atom or a halogen and two Y groups on adjacent carbons in R4 and an oxygen may be an epoxy group, and R4 is an alkane triyl group having 3 to 10 carbon atoms; and b) a compound of formula II R3(EO)n(PO)m(BO)pX (II) wherein R3 is defined in the specification; n, m, and p are 0 to 50; X is hydrogen, mercapto group or amino group; when X is other than hydrogen, the sum of m, n, and p must be at least 1; the mole ratio of I:II is from about 0.6:1 to about 5:1; and aqueuos compositions containing them.Type: GrantFiled: July 20, 2001Date of Patent: January 28, 2003Assignee: Cognis CorporationInventors: Ayaz Khan, Samuel A. Firman, III, David W. Brown, John E. Nowicki
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Patent number: 6495627Abstract: A conductive composition for a biological electrode is capable of reducing the impedance between the electrode and the skin. A conductive gel composition for a biological electrode which is capable of electrically and physically connecting a living body to an electrode element and is composed of at least the following components: (1) a radical-polymerizable unsaturated compound; (2) a moisturizer serving as a plasticizer and functioning to supplementing and promoting the physiological humidifying function of the horny layer; (3) a polymerization initiator; and (4) a crosslinking agent. This moisturizer serves also as a plasticizer and, furthermore, elevates the moisture content in the horny layer at the application of this composition. The above-mentioned composition may further contain a plasticizer selected from among polyhydric alcohols, amines and ethers.Type: GrantFiled: July 11, 1996Date of Patent: December 17, 2002Assignee: Nihon Kohden CorporationInventors: Shin Suda, Tohru Kurata
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Patent number: 6472447Abstract: The present invention relates to finely dispersed, low-viscosity polymer polyols which are stabilized in a novel manner and which are characterized by a high content of polystyrene or polystyrene copolymers. This invention also relates to the preparation of such polymer polyols, and their use for the preparation of polyurethane materials.Type: GrantFiled: January 20, 2000Date of Patent: October 29, 2002Inventors: Klaus Lorenz, Manfred Dietrich, Michael Brockelt, Uwe Scholz, Robert-Joseph Kumpf, Jürgen Grönen, Gundolf Jacobs
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Patent number: 6455603Abstract: Polymer polyols and process for their production are disclosed. The process requires the selection of specified free radical polymerization initiators and amounts thereof to produce a polymer polyol having desired properties including a Brookfield Viscosity of equal to or less than (a e[(0.051)(b)]) where “a” is the viscosity of the carrier polyol and “b” is the [(weight fraction of solids)(100)].Type: GrantFiled: December 1, 2000Date of Patent: September 24, 2002Assignee: Dow Global Technologies Inc.Inventor: Graeme D. Fogg
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Patent number: 6417258Abstract: An antifoaming composition contains (A) 58 to 90% by weight of an oil compound and (B) 10 to 42% by weight of a mixture. The oil compound (A) consisting essentially of (i) 80 to 99.9% by weight of an organopolysiloxane composed of R13SiO1/2, R12SiO2/2 and R1SiO3/2 units in a ratio of (0.1 to 5):(90 to 99.8):(0.1 to 5) by mol % and (ii) 0.1 to 20% by weight of finely divided silica. The mixture (B) consisting essentially of (iii) 30 to 90% by weight of a polyoxyalkylene-modified silicone oil having a viscosity of 120,000 to 1,000,000 centipoise at 25° C. and (iv) 1 to 70% by weight of a polyhydric alcohol alkyl ether having a molecular weight of 50 to 300. The composition has improved antifoaming properties, water dispersibility and stability.Type: GrantFiled: February 29, 2000Date of Patent: July 9, 2002Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Yoshitaka Aoki, Akinari Itagaki
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Patent number: 6410676Abstract: The object is to provide a method for producing a polyoxyalkylene polyol and a method for producing a derivative thereof wherein the remaining catalyst compound is efficiently removed from a crude polyoxyalkylene polyol by a simple manner, and a method for producing a polyoxyalkylene polyol wherein a crude polyoxyalkylene polyol is produced by addition polymerization of an epoxide compound to an active hydrogen compound using as a catalyst a compound having a P═N bond, then, the crude polyoxyalkylene polyol is allowed to contact with a solid acid having a specific surface area of 450 to 1200 m2/g and an average pore diameter of 40 to 100 Å to control the catalyst-remaining amount in the polyoxyalkylene polyol to 150 ppm or less, and a method for producing a derivative of the-above-described polyol are provided.Type: GrantFiled: May 30, 2000Date of Patent: June 25, 2002Assignee: Mitsui chemicals, Inc.Inventors: Satoshi Yamasaki, Yasunori Hara, Tamotsu Kunihiro, Fumio Yamazaki, Mikio Matsufuji, Ariko Nishikawa, Shinsuke Matsumoto, Tsukuru Izukawa, Masahiro Isobe, Kazuhiko Ohkubo, Kaoru Ueno
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Patent number: 6387962Abstract: The products of the reaction of epichlorohydrin and compounds having the formula II R3(EO)n(PO)mOH (II) wherein R3 is an alkyl alkenyl or arenyl group having from 4 to 22 carbon atoms; a substituted alkyl or alkenyl group having from 4 to 22 carbon atoms wherein; n is a number from 0 to 50 and m is a number from 0 to 50; wherein the mole ratio of epichlorohydrin to (II) is from about 0.60/1 to about 2/1 are used in defoaming compositions for defoaming aqueous systems such as latex paints.Type: GrantFiled: June 27, 2000Date of Patent: May 14, 2002Assignee: Cognis CorporationInventors: Michael S. Wiggins, Ronald W. Broadbent
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Patent number: 6376588Abstract: Disclosed is a composition useful as a mold release agent, exhibiting viscosities, lubricities and melting points which cover a wide range and fit a variety of types of molding equipment, comprising: a) 5 to 40% by weight one or more water soluble copolymers of ethylene oxide and propylene oxide which are in liquid phase at ambient temperatures; b) 15 to 60% by weight a crystalline polyoxyalkylene having a melting point slightly above ambient; and c) 100 to 5000 ppm of one or more antioxidant additives.Type: GrantFiled: October 15, 1991Date of Patent: April 23, 2002Assignee: Huntsman Petrochemical CorporationInventor: Edward Chung Yit Nieh
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Patent number: 6350787Abstract: The products of the reaction of epichlorohydrin and compounds having the formula II R3(EO)n(PO)mOH (II) wherein R3 is an alkyl, alkenyl or arenyl group having from 4 to 22 carbon atoms; a substituted alkyl or alkenyl group having from 4 to 22 carbon atoms wherein; n is a number from 0 to 50 and m is a number from 0 to 50; wherein the mole ratio of epichlorohydrin to (II) is from about 0.60/1 to about 2/1 are used in defoaming compositions for defoaming aqueous systems such as latex paints.Type: GrantFiled: June 9, 1998Date of Patent: February 26, 2002Assignee: Cognis CorporationInventors: Michael S. Wiggins, Ronald W. Broadbent
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Patent number: 6348541Abstract: A process for preparing a water-in-oil emulsion of a water-soluble polymer is disclosed, comprising polymerizing at least one water-soluble vinyl monomer in a water-in-oil emulsion, wherein the dissolved oxygen concentration of the emulsion under polymerization is about 100 ppb or less. The desired emulsion can be obtained without being accompanied by the formation of agglomerates.Type: GrantFiled: September 7, 1993Date of Patent: February 19, 2002Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Shoichi Kanda, Takeshi Narita, Masahiro Ushigome, Masaharu Nagahama
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Patent number: 6319978Abstract: The present invention is directed to improved vinyl acetate ethylene pressure sensitive adhesive emulsion polymers. The improvement in the aqueous based, emulsion polymerized pressure sensitive adhesives resides in: a high ethylene content copolymer having a Tg of from −25 to −70° C.; a tensile storage modulus measured at one hertz and at a temperature of −20° C. embraced by the points on a plot of storage modulus and temperature of from 1 times 106 and the points 4 times 109 dynes/cm2 and less that 1 times 107 dynes/cm2 measured at 50° C.Type: GrantFiled: October 1, 1998Date of Patent: November 20, 2001Assignee: Air Products and Chemicals, Inc.Inventors: Christian Leonard Daniels, Chung-Ling Mao, Richard Henry Bott, Menas Spyros Vratsanos
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Patent number: 6316541Abstract: A method for making oil free polysiloxane standard, fine and microemulsions using emulsion polymerization is disclosed. The method comprises reacting a cyclicsiloxane in the presence of a catalyst, ionic surfactant and nonionic surfactant within a certain operating window. Emulsions containing silicone copolymers can also be produced using the method of the instant invention.Type: GrantFiled: July 5, 1994Date of Patent: November 13, 2001Assignee: Dow Corning CorporationInventor: Ronald Paul Gee
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Patent number: 6294629Abstract: This invention relates to cyanoacrylate-containing compositions that include, in addition to the cyanoacrylate component, the combination of two accelerators to improve fixture speeds on certain substrates.Type: GrantFiled: November 23, 1999Date of Patent: September 25, 2001Assignee: Loctite (R&D) LimitedInventors: Liam P. O'Dwyer, Fergal W. Tierney
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Publication number: 20010005737Abstract: Emulsions are claimed which comprise oligoesters as emulsifiers. These oligoesters have hitherto only been used as soil release polymers.Type: ApplicationFiled: December 8, 2000Publication date: June 28, 2001Inventor: Matthias Loffler
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Patent number: 6168782Abstract: Elastomeric silicones, especially elastomeric silicone polyethers, are prepared by combining and reacting (A) an ≡Si—H containing polysiloxane, (B) a mono-alkenyl polyether, (C) an active ingredient such as a vitamin, antimicrobial agent, sunburn prevention agent, astringent, or sex hormone, (D) an &agr;,&ohgr;-unsaturated hydrocarbon, (E) a platinum catalyst, and (F) an oil. The reaction of components (A)-(F) is allowed to continue, forming a crosslinked three-dimensional gelled network of the elastomeric silicone polyether containing the active ingredient and the oil. The compositions are useful in personal and health care applications, personal hygiene, and household cleaning applications.Type: GrantFiled: May 24, 1999Date of Patent: January 2, 2001Assignee: Dow Corning CorporationInventors: Zuchen Lin, William James Schulz, Jr., Janet Mary Smith