Abstract: The present invention relates to a polymer comprising a repeating group having the structure of formula (I) wherein R, R1, R2, R3, R4, X, and s are as described herein and salt thereof. Also disclosed is a process of synthesizing such polymers.
Type:
Grant
Filed:
August 27, 2020
Date of Patent:
August 2, 2022
Assignee:
IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
Inventors:
Nacu Hernandez, Mengguo Yan, Eric William Cochran, John Edward Matthiesen, Jean-Philippe Tessonnier
Abstract: A liquid cyclopentene ring-opened copolymer includes a monomer unit derived from cyclopentene and a monomer unit derived from a norbornene compound, the monomer unit derived from cyclopentene being present in an amount of 60 to 95 wt %, the liquid cyclopentene ring-opened copolymer having a hydroxyl group-terminated copolymer chain and having a melt viscosity at 25° C. of less than 500 Pa·s, which is measured using a B-type viscometer.
Abstract: More specifically, provided are a polyarylene sulfide resin composition including 100 parts by mass of a polyarylene sulfide resin and 1 to 100 parts by mass of an inorganic filler surface-treated with a sizing agent, wherein the sizing agent is a sizing agent (?) containing at least a urethane-modified epoxy resin having an alkoxy polyoxyalkylene structure and a urethane resin having a sulfonate group, a sizing agent (?) containing a copolymer (?1) having a mass average molecular weight of 5000 to 150000, which is obtained by radical copolymerization of a polymerizable monomer mixture of at least a (meth)acrylic acid ester and maleic acid (anhydride), or a sizing agent (?) containing at least a polyether resin, a urethane resin, and a silane coupling agent, a molded article thereof, an inorganic filler used for the composition, and methods for producing them.
Abstract: The present invention relates to a phosphorus containing polyol, obtainable or obtained by a process comprising the reaction of at least one polyol with a phosphorus containing compound of the general formula (I) as defined herein, as well as the process for preparing a phosphorus containing polyol, comprising the reaction of at least one polyol with a phosphorus containing compound of the general formula (I). Furthermore, the present invention relates to the use of a phosphorus containing polyol as disclosed herein as a flame retardant, to a process for the preparation of a polyurethane and the polyurethane as such.
Type:
Grant
Filed:
April 15, 2014
Date of Patent:
July 5, 2022
Assignee:
BASF SE
Inventors:
Marco Balbo Block, Jens Ferbitz, Christoph Fleckenstein, Birgit Hupka
Abstract: The present invention relates to a method of making a foamed cellulosic fiber-thermoplastic composite article. The method includes the steps of providing a copolymer composition, combining the copolymer composition and cellulosic fibers, applying heat, mixing energy and pressure to form a foamable mixture, and forming the foamable article in a molding or extruding operation. The method is characterized in that at least 10% of the cellulosic fibers have been thermally modified prior to being combined with the copolymer composition.
Type:
Grant
Filed:
September 20, 2016
Date of Patent:
June 28, 2022
Assignees:
Stora Enso OYJ, University of Maine System Board of Trustees
Inventors:
Duncan Mayes, Janne Pynnonen, Christopher H West, Douglas J Gardner, Yousoo Han
Abstract: Biobased diisocyanates are derived from 3-petadecyl phenol, which is derived from Cardanol harvested from cashew nutshell liquid food waste. The biobased diisocyanates are of the formulas: wherein R is an alkyl chain C15H31 (n-pentadecyl); R1=CH3 or COCH3; and R2 is an alkylene of from about 1 to 18 carbon atoms.
Type:
Grant
Filed:
December 2, 2021
Date of Patent:
June 14, 2022
Inventors:
Jason James Robinson, Juri Helmut Moebus, Tristan Calayan, Guerino G. Sacripante
Abstract: An aspect of the present invention is a resin composition comprising: an acrylic resin; and a curing agent, wherein the acrylic resin is a resin obtained by polymerizing monomer components comprising a first monomer represented by the following formula (1): wherein R1 represents a hydrogen atom or a methyl group, and R2 represents an alkyl group having 12 to 30 carbon atoms, and a second monomer copolymerizable with the first monomer and having a reactive group capable of reacting with the curing agent.
Abstract: Organosilicon polymer foams are synthesized using a Carboni-Lindsey reaction of a tetrazine with a siloxane polymer having at least one of alkenyl or alkynyl functional groups. Optionally, the reaction may also comprise a second polymer having at least one of alkenyl or alkynyl functional groups. The organosilicon polymer foams may be crosslinked thermoset foams. The foams may be flexible or rubbery.
Type:
Grant
Filed:
June 29, 2017
Date of Patent:
June 7, 2022
Assignee:
ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA
Abstract: A liquid crystalline polymer composition for foam molding using a supercritical fluid as a foaming agent. The liquid crystalline polymer composition includes a liquid crystalline polymer and a scale-like inorganic filler, in which a content of the scale-like inorganic filler is 1 part by mass or more and 20 parts by mass or less with respect to 100 parts by mass of the liquid crystalline polymer composition.
Abstract: The invention relates to composition comprising (A) a propylene-based polymer, (B1) a first elastomer of ethylene and ?-olefin comonomer having 4 to 10 carbon atoms, (B2) a second elastomer of ethylene and ?-olefin comonomer having 4 to 10 carbon atoms and (C) an inorganic filler, wherein (B1) the first elastomer has a density of 0.850 to 0.890 g/cm3 and a melt flow index of 5 to 50 dg/min measured in accordance with ASTM D1238 using a 2.16 kg weight and at a temperature of 190° C., wherein (B2) the second elastomer has a density of 0.850 to 0.890 g/cm3 and a melt flow index of 0.55 to 4 dg/min measured in accordance with ASTM D1238 using a 2.16 kg weight and at a temperature of 190° C., wherein the total amount of (B1) the first elastomer and (B2) the second elastomer is 2 to 30 wt % based on the total composition, wherein the amount of (C) the inorganic filler is 0.1 to 30 wt % based on the total composition.
Type:
Grant
Filed:
August 3, 2018
Date of Patent:
May 17, 2022
Assignee:
SABIC GLOBAL TECHNOLOGIES B.V.
Inventors:
Ting Huang, Hongtao Shi, Yang Fu, Maria Soliman, Dong Wan
Abstract: The invention relates to a material including a support consisting of a porous composite material including at least one polymer phase forming a binder based on at least one polymer selected from thermoplastic polymers, elastomers, and elastomer thermoplastics, and at least one filler selected from thermally conductive fillers, the pores of the support consisting of the porous composite material being partially or entirely filled with at least one phase-change material. The invention also relates to a method for producing said material.
Type:
Grant
Filed:
April 7, 2016
Date of Patent:
May 10, 2022
Assignee:
HUTCHINSON
Inventors:
Arnaud Prebe, Bruno Dufour, Fabrice Chopard, Nicolas Garois, Philippe Sonntag
Abstract: The present invention refers to a method for the preparation of a polymer polyol which comprises: (i) preparing an intermediate in a first reactor by polymerizing a mixture comprising: (a) a base polyol in an amount from 60 to 100 wt % of the total amount of base polyol, (b) at least one ethylenically unsaturated monomer, (c) an acylperoxide radical initiator in an amount from 50 to 90 wt % of the total amount of acylperoxide radical initiator, and (d) a preformed stabilizer in an amount from 70 to 100 wt % of the total amount of preformed stabilizer or a macromer in an amount of from 70 to 100 wt % of the total amount of macromer; (ii) polymerizing in a second reactor a mixture comprising the intermediate prepared in step (i), the balance acylperoxide radical initiator proportion, the balance preformed stabilizer or macromer proportion and the balance base polyol proportion; wherein the at least one ethylenically unsaturated monomer is added only to the first reactor.
Type:
Grant
Filed:
February 24, 2021
Date of Patent:
May 3, 2022
Assignee:
REPSOL, S.A.
Inventors:
Juan Pedro Pérez Valencia, José Antonio Carazo Angulo
Abstract: The invention relates to an endless shaped article comprising at least one strip of material forming a plurality of convolutions of the strip of material, the strip having a longitudinal axis, wherein each convolution of said strip comprises a twist along the longitudinal axis of said strip, wherein said twist is an odd multiple of 180 degrees. The invention also relates to a method to manufacture said article, and its use as sling, loop, belt or chain link.
Type:
Grant
Filed:
June 11, 2013
Date of Patent:
April 26, 2022
Assignee:
DSM IP ASSETS B.V.
Inventors:
Rigobert Bosman, Dietrich Wienke, Johanna Gertruda Kersjes, Jozef Siegfried Johannes Homminga, Roelof Marissen, Christiaan Henri Peter Dirks
Abstract: The present invention relates to a polymodal polymer composition having homogeneous as well as heterogeneous particles, formed by radical emulsion polymerization of primarily acrylic acid ester monomers of C2 to C10 alcohols, wherein the homopolymers of these monomers have Tg's below ?15° C. The polymer composition is composed of at least two different populations of particles, differing in mean particle size value by at least a factor of 2. Thus, the two different populations of polymer particles in the polymer composition differ with respect to size and monomer composition of the particles. The polymer composition has excellent adhesion on low surface energy substrates such as low density and high density polyethylene and has enhanced resistance to water whitening which is a required specification in filmic label applications.
Abstract: A polyurethane resin is a reaction product of a polyisocyanate component containing a bis(isocyanatomethyl)cyclohexane with a macropolyol component having a number average molecular weight of above 400 and 5000 or less. The shore A hardness thereof is 80 or less, a temperature at which a storage elastic modulus E? thereof shows 1×106 Pa is 200° C. or more, and a ratio (E?150/E?50) of a storage elastic modulus E?150 at 150° C. with respect to a storage elastic modulus E?50 at 50° C. is 0.1 or more and 1.4 or less.
Abstract: The present disclosure relates to the use of thermoplastic resins in millimeter wave network applications. More specifically, it relates to polyamide materials meeting the requirements of dielectric performance in such applications.
Type:
Grant
Filed:
April 2, 2021
Date of Patent:
April 26, 2022
Assignee:
INV Nylon Chemicals Americas, LLC
Inventors:
John F. Buzinkai, Alexander L. Gulledge, Benjamin D. Herzog, Isaac K. Iverson, Chee Sern Lim, James Michael Shurish
Abstract: The present invention relates to a liquid composition comprising at least one dialkyl peroxide, in liquid form at ambient temperature, at a content comprised within a range of from 75 to 77% by weight relative to the total weight of the composition, and at least one mineral oil with viscosity greater than 15 mPa·s, measured at a temperature of 10° C. and at a shear rate of 1000 s?1. Furthermore, the invention relates to the use of said composition to modify the melt rheology of the polypropylene.
Type:
Grant
Filed:
December 15, 2017
Date of Patent:
April 12, 2022
Assignee:
Arkema France
Inventors:
Philippe Maj, Martin Möllers, Isabelle Tartarin
Abstract: A binder system, containing a special polyol mixture as a resin component, said polyol mixture containing at least one polyester based on a fatty acid dimer, a fatty acid trimer or the alcohols derived therefrom, and at least one polyisocyanates as a resin component and/or a NCO-terminated polyurethane prepolymer. The binder system can be used as an adhesive/sealing material, in particular as an adhesive for gluing various substrates.
Type:
Grant
Filed:
November 12, 2019
Date of Patent:
April 5, 2022
Assignee:
Henkel AG & Co. KGaA
Inventors:
Nicole Schlingloff, Thomas Engels, Kim Verbocket, Thomas Zoeller
Abstract: The invention relates to a process for the preparation of a final heterophasic propylene copolymer (A) having a final melt flow rate in the range from 65 to 110 dg/min, comprising visbreaking an intermediate heterophasic propylene copolymer (A?) having an intermediate melt flow rate, which intermediate melt flow rate is lower than the final melt flow rate, to obtain the final heterophasic propylene copolymer, wherein the intermediate heterophasic propylene copolymer (A?) consists of (a) a propylene-based matrix, (b) a dispersed ethylene-?-olefin copolymer, wherein the sum of the total amount of propylene-based matrix and total amount of the dispersed ethylene-?-olefin copolymer in the intermediate heterophasic propylene copolymer is 100 wt % based on the intermediate heterophasic propylene copolymer.
Type:
Grant
Filed:
December 12, 2017
Date of Patent:
April 5, 2022
Assignee:
SABIC GLOBAL TECHNOLOGIES B.V.
Inventors:
Marc Herklots, Ricardo Bou Reslan Calumby, Kathleen Ann Vandewiele