Abstract: The present invention relates to the field of polyol components suitable for forming polyurethane foam, in particular two component polyurethane foam the resulting foams and methods for their production. The present inventors found gaseous hydrohaloolefin containing polyol components possessing improved shelf-life properties, in particular polyol components comprising a gaseous hydrohaloolefin blowing agent, a nitrogen catalyst and a tin catalyst, wherein the tin catalyst comprises a sulfur atom. The present inventors also found that the shelf-life is further improved if the nitrogen catalyst is at least partially protonated by reaction with an acid, such as an organic acid.

Abstract: Provided is a composition for forming polyurethane resin having a balance between reactivity and reducing viscosity and successfully imparting low-temperature storage stability, for use in fixing a hollow or flat sheet fiber separation membrane; and an MDI prepolymer containing a large amount of allophanate group without a metal compound and a method for producing the same while successfully controlling a reaction. Solution is provided by using a composition for forming polyurethane resin, containing a specific isocyanate group-containing compound; allophanatizing MDI with a tertiary amine catalyst without containing a metal catalyst; and reacting in the presence of at least one selected from the group consisting of a carboxylic acid amide, a sulfonic acid amide and an active methylene compound.

Abstract: In the present invention, there is provided an adhesive composition which comprises carbon nanotubes and thus, exhibits high adhesive strength due to excellent lap shear strength.

Abstract: Piezoresistive composite materials comprising electrically conductive particles in a polymeric phase change material are provided. Also provided are strain sensors incorporating the composites and methods for detecting mechanical strain using the composites.

Abstract: A two part adhesive formulation is provided that has an adhesive part including methylmethacrylate monomer, an antioxidant, a cure inhibitor, and a polyfunctional monomer amount of dimethacrylate monomer, trimethacrylate monomer, or a combination thereof. An activator part includes methylmethacrylate monomer, and a cure accelerator. A toughening agent and an impact modifier in at least one of the adhesive part or the activator part. The adhesive formulation is well suited for forming a wind turbine blade from two or more substrates.

Abstract: A method for preparing a functionalized polymer, the method comprising the steps of (i) preparing a halosilane-activated nitrogen heterocycle containing a functional group, (ii) preparing a reactive polymer, and (iii) reacting the reactive polymer with the halosilane-activated nitrogen heterocycle containing a functional group.

Abstract: A method for preparing a functionalized polymer, the method comprising the steps of (i) preparing a halocarbon-activated nitrogen heterocycle containing a functional group, (ii) preparing a reactive polymer, and (iii) reacting the reactive polymer with the halocarbon-activated nitrogen heterocycle containing a functional group.

Abstract: Disclosed are a process of producing a polyurethane foam product, a polyurethane foam product pre-mix, polyurethane foam product formulation, and a polyurethane foam product. The process of producing the polyurethane foam product includes contacting a halohydrin component with a polyurethane foam product pre-mix. The polyurethane foam product pre-mix includes the halohydrin component. The polyurethane foam product formulation includes a polyol component, an isocyanate component, and a halohydrin component. The polyurethane foam product is formed by the pre-mix having the halohydrin component.

Abstract: The photocuring efficiency of an N-oxyazinium salt photo initiator is increased by mixing it with an organic phosphine as a photoinitiator efficiency amplifier, and with an aryl aldehyde or alkyl aldehyde having a molecular weight of less than 1000. This mixture or photoinitiator composition can be used to cure acrylates or other photocurable compounds, particularly in an oxygen-containing environment.

Abstract: Disclosed herein are blowing agents comprising fluorocarbons and/or hydrofluorocarbons useful in foamable compositions. Also disclosed are methods for forming a foam comprising the aforementioned blowing agents.

Abstract: Provided are azeotropic and azeotrope-like compositions of 1,2,3,3,3-pentafluoropropene (HFO-1225ye) and water. Such azeotropic and azeotrope-like compositions are useful in isolating 1,2,3,3,3-pentafluoropropene from impurities during production. Azeotropes of the instant invention are similarly useful in final compositions or manufacturing final compositions, such as blowing agent, propellants, refrigerants, diluents for gaseous sterilization and the like.

Abstract: The invention concerns a process for the aqueous suspension, micro-suspension, emulsion or micro-emulsion polymerization of at least one halogenated monomer, in particular chlorinated, for example vinyl chloride, by itself or with one or more other vinyl monomers, preferably less than 50% by weight of one or more other vinyl monomers, in which at least one shortstopper and at least one perhalogenate, acting as a whitening agent, are added. The invention also concerns the use of an association of at least one shortstopper and at least one perhalogenate, acting as a whitening agent, in reactions for the polymerization of halogenated monomers. The invention further concerns compositions comprising at least one shortstopper and at least one perhalogenate.

Abstract: The invention pertains to certain hydro-fluorocompounds of the following formula (I): RfO—RH—O—(CH2)m-[CF(X)n]—COOXa wherein: —Xa is H, a monovalent metal (preferably an alkaline metal) or an ammonium group of formula —N(R?n)4, wherein each of R?n, equal to or different from each other, independently represents a hydrogen atom or a C1-6 hydrocarbon group (preferably an alkyl group); —Rf is a C1-C6 (per)fluoroalkyl optionally comprising one or more catenary oxygen atoms, preferably Rf is a group of formula Rf—CH2—, wherein R?f is a C1-C5 perfluorinated group, possibly comprising one or more ethereal oxygens, preferably a C1-C3 perfluorinated group, possibly comprising one or more ethereal oxygens; —RH is a fluorine-free hydrocarbon group optionally comprising one or more catenary oxygen atoms; —X is F or CF3, preferably X is F; -m is 0 or 1; -n is 1 to 3, to a process for the manufacture of said hydro-fluorocompounds, to a method of making fluoropolymers in the presence of said hydro-fluorocompounds, and to fl

Abstract: The present invention relates to foam products made with blowing agent compositions comprising at least one hydrochlorofluoroolefin (HCFO) used in the preparation of Namable thermoplastic compositions. The HCFOs of the present invention include, but are not limited to, 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd), particularly the trans-isomer, 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf), dichloro-fluorinated propenes, and mixtures thereof. The blowing agent compositions of the present invention are used with coblowing agents including carbon dioxide, atmospheric gases, hydrofluorocarbons (HFC), hydrofluoroolefins (HFO), alkanes, hydrofluoroethers (HFE), and mixtures thereof. Preferred HFCs used as coblowing agents in the present invention include, but are not limited too, 1,1,1,2-tetrafluoroethane (HFC-134a), 1,1-difluoroethane (HFC-152a), 1,1,1-trifluoroethane (HFC-143a), pentafluorethane (HFC-125), difluoromethane (HFC-32).

Abstract: An in-situ method for preparing a hydrolyzed, acyl halide-containing compound by combining a reactant including a plurality of acyl halide functional groups containing reactant, a tri-hydrocarbyl phosphate compound and water within a hydrocarbon or halogenated hydrocarbon solvent.

Abstract: A method for increasing the solubility of a hydrocarbon compound comprising an aliphatic or arene moiety substituted with at least one acyl halide and at least one carboxylic acid functional group within a hydrocarbon solvent, wherein the method includes the step of preparing a solution comprising: at least 80 v/v % of the hydrocarbon solvent, the hydrocarbon compound, and a tri-hydrocarbyl phosphate compound, wherein the concentration of the hydrocarbon compound is greater than its solubility limit within the solvent but less than its solubility limit in the solution and the hydrocarbon.

Abstract: The present invention provides methylene beta-diketone monomers, methods for producing the same, and compositions and products formed therefrom. In the method for producing the methylene beta-diketones of the invention, a beta-diketone is reacted with a source of formaldehyde in a modified Knoevenagel reaction optionally in the presence of an acidic or basic catalyst, and optionally in the presence of an acidic or non-acidic solvent, to form reaction complex. The reaction complex may be an oligomeric complex. The reaction complex is subjected to further processing, which may be vaporization by contact with an energy transfer means in order to isolate the beta-diketone monomer. The present invention further compositions and products formed from methylene beta-diketone monomers of the invention, including monomer-based products (e.g., inks, adhesives, coatings, sealants or reactive molding) and polymer-based products (e.g., fibers, films, sheets, medical polymers, composite polymers and surfactants).

Abstract: The present invention relates to blowing agent compositions comprising (1) at least one hydrofluoroolefin (HFO) and (2) at least one hydrochlorofluoroolefin (HCFO) used in the preparation of foamable thermoplastic compositions. The HFOs of component (1) include, but are not limited too, 3,3,3-trifluoropropene (HFO-1243zf), 1,2,3,3,3-pentafluoropropene (HFO-1225ye), cis- and/or trans-1,3,3,3-tetrafluoropropene (HFO-1234ze), and 2,3,3,3-tetrafluoropropene (HFO 1234yf), and mixtures thereof. The HCFOs of component (2) include, but are not limited to, 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd), 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf) and mixtures thereof. The blowing agent compositions are useful in the production of low density insulating foams with improved k-factor.

Abstract: Provided are azeotropic and azeotrope-like compositions of trans-1,3,3,3-tetrafluoropropene (HFO-1234ze(E)) and water. Such azeotropic and azeotrope-like compositions are useful in isolating trans-1,3,3,3-tetrafluoropropene from impurities during production. Azeotropes of the instant invention are similarly useful in final compositions or for the manufacture of final compositions, such as blowing agent, propellants, refrigerants, diluents for gaseous sterilization and the like.

Abstract: Azeotropic or azeotrope-like compositions of the present invention include trans-1,3,3,3-tetrafluoroprop-1-ene and isobutylene. The azeotropic or azeotrope-like compositions can be used in polymerization processes, including slurry polymerization processes.

Abstract: An initiator for cationic polymerization comprises a salt of a protic acid as well as a protic add. The molar ratio of protic acid to salt is in the range from 1:0.01 to 1:2000. The initiator is used for example for cationic homo- or copolymerization of trioxane, and permits stable and flexible operation of the polymerization.

Abstract: A polyol pre-mix composition includes a blowing agent having a halogenated hydroolefin, a polyol, a surfactant, a catalyst composition, and a metal salt. The metal salt may be, for example, a carboxylate, acetylacetonate, alcoholate of a metal selected from the group consisting of Zn, Co, Ca, and Mg. The metal salt may be, for example, a carboxylate and/or alcoholate of a C1-C21 straight chain or branched aliphatic monocarboxylic acid or monoalcohol, such as magnesium formate, zinc octoate, calcium octoate, cobalt octoate, and magnesium octoate, and mixtures thereof. The metal acetylacetonate may be, for example, zinc acetylacetonate, cobalt acetylacetonate, magnesium acetylacetonate, or calcium acetylacetonate. A two-part system for producing a thermosetting foam blend includes (a) a polyisocyanate and, optionally, one or more isocyanate compatible raw materials; and (b) the polyol pre-mix composition.

Abstract: Azeotropic or azeotrope-like compositions are disclosed. The azeotropic or azeotrope-like compositions are mixtures of Z-1,1,1,4,4,4-hexafluoro-2-butene, trans-1,2-dichloroethylene and 1,1,1,3,3-pentafluorobutane. Also disclosed is a process of preparing a thermoplastic or thermoset foam by using such azeotropic or azeotrope-like compositions as blowing agents. Also disclosed is a process of producing refrigeration by using such azeotropic or azeotrope-like compositions. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as solvents. Also disclosed is a process of producing an aerosol product by using such azeotropic or azeotrope-like compositions. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as heat transfer media. Also disclosed is a process of extinguishing or suppressing a fire by using such azeotropic or azeotrope-like compositions. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as dielectrics.

Abstract: A method for preparing a separator of a battery comprises the steps of: respectively stretching a first polypropylene film and a second polypropylene film in one direction at ?3-7° C., and keeping at 45-60° C. to provide a first polypropylene microporous film and a second polypropylene microporous film; perpendicularly compounding the films along the stretching direction to provide a polypropylene microporous composite film; and subjecting the polypropylene microporous composite film to hydrophilic treatment to provide the separator of the battery. The through micro-pores in the first and the second polypropylene film in the invention are attached and staggered to form tortuous pores, which greatly reduce the aperture of the through pores. Therefore, the passing of fine zinc particles and zincate can be blocked without influence on the passing of organic ions and the penetration of dendritic crystals is avoided.

Abstract: A curing composition of a coordination complex comprising methylenedianiline (MDA) and a salt, and less than 1000 of free MDA. The curing composition may be used in curing polyurethanes and epoxy resins.

Abstract: The present invention provides improved methods for the chemical synthesis of methylene malonates using the Knovenagel synthesis reaction. The method of the invention provides for improved methylene malonates by significantly reducing or eliminating the formation of alternative and/or deleterious side products, significantly reducing or eliminating unwanted consumption of methylene malonates, and significantly reducing or eliminating the degradation of methylene malonates. These advantages result in methylene malonates, which upon recovery, are of higher quality, greater purity, improved yield and possess overall improved performance characteristics (e.g., improved cure speed, retention of cure speed, improved shelf-life and/or stability).

Abstract: Provided are a coating composition for low refractive layer including fluorine-containing compound of the following Chemical Formula 1, an anti-reflection film using the same, and a polarizer and an image display device including the same, wherein the fluorine-containing compound of the following Chemical Formula 1 has a low refractive index of 1.28 to 1.40, thereby making it possible to easily adjust a refractive index of the anti-reflection film and be usefully used as a coating material of the anti-reflection film having an excellent mechanical property such as durability, or the like.

Abstract: The present invention relates to radiation-curable coating materials comprising new photoinitiators, and to the use thereof.

Abstract: A description is provided of a mixture which is preparable by allowing the reaction of a premixture of (av), methanesulfonic acid (bv), one or more esters of one or more phosphorous-oxygen acids and (cv) one or more silanes. The invention also concerns the use of said mixtures as additives for the polyisocyanate component of a two-component binding agent system for preparation of a polyurethane resin. The invention further concerns a solution containing polyisocyanate for use as a component of a molding material binding agent system, and the use of a solution containing polyisocyanate as the polyisocyanate component of a two-component binding agent system for preparation of a polyurethane resin and corresponding two-component binding agent systems for preparation of a polyurethane resin.

Abstract: The present disclosure provides an additive and a method for terminating polymerization and/or reducing viscosity of polymer solution. The additive comprises a carboxylic acid, an alcohol, a salt chosen from alkali metal salts, alkaline earth metal salts, ammonium salts, and any combination thereof, and optionally, water. The method of the present disclosure comprises adding the additive according to present disclosure into a polymer solution and mixing the resulting mixture. The additive of the present disclosure can terminate living polymer chain ends efficiently and can destroy catalytic active centers and can substantially reduce the viscosity of a polymer solution.

Abstract: The invention relates to a composition of a carboxyl-functionalized silicon-containing precursor compound of at least two different organic acids, said composition having two, three, or four carboxyl groups functionalized with various hydrocarbon groups according to formula I and/or II. Said carboxyl groups can be released as carboxylic acids and can be used as silane hydrolysis catalysts and/or silane condensation catalysts. The invention further relates to methods for producing the composition, to the use of the composition for cross-linking polymers, and to a formulation of the composition in the form of a masterbatch.

Abstract: A diamine compound of formula (I) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.

Abstract: A blowing agent for thermosetting foams is disclosed. The blowing agent is predominately the trans isomer of the hydrochlorofluoroolefin (HCFO) HFCO-1233zd alone or in combination with a hydrofluoroolefin (HFO), hydrofluorocarbon (HFC), hydrochlorofluoroolefin (HCFO), a hydrocarbon. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.

Abstract: The invention provides polyurethane and polyisocyanurate foams and methods for the preparation thereof. More particularly, the invention relates to closed-celled, polyurethane and polyisocyanurate foams and methods for their preparation. The foams are characterized by a fine uniform cell structure and little or no foam collapse. The foams are produced with a polyol premix composition which comprises a combination of a hydrohaloolefin blowing agent, a polyol, a silicone surfactant, and a non-amine catalyst used alone or in combination with an amine catalyst.

Abstract: Azeotropic or azeotrope-like compositions are disclosed. The azeotropic or azeotrope-like compositions are mixtures of E-1,1,1,4,4,4-hexafluoro-2-butene with methyl formate, n-pentane, 2-methylbutane, trans-1,2-dichloroethylene, 1,1,1,3,3-pentafluoropropane, n-butane or isobutane. Also disclosed is a process of preparing a thermoplastic or thermoset foam by using such azeotropic or azeotrope-like compositions as blowing agents. Also disclosed is a process of producing refrigeration by using such azeotropic or azeotrope-like compositions. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as solvents. Also disclosed is a process of producing an aerosol product by using such azeotropic or azeotrope-like compositions. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as heat transfer media. Also disclosed is a process of extinguishing or suppressing a fire by using such azeotropic or azeotrope-like compositions.

Abstract: A method for preparing a functionalized polymer, the method comprising the steps of preparing a reactive polymer, and reacting the reactive polymer with a halosilane compound containing an amino group.

Abstract: A fluorine-containing curable composition containing (A) A fluorine-containing amino compound having primary or secondary amino groups at both ends, said compound being represented by the formula (1): Y-Q-Rf—(X—Rf)n-Q-Y??(1) wherein Rf is a divalent perfluorooxyalkylene group, each Q is independently a divalent organic group having 1 to 20 carbon atoms and, optionally, containing an oxygen atom and/or a nitrogen atom, X is a divalent organic group having 1 to 20 carbon atoms and, optionally, containing an oxygen atom and/or a nitrogen atom, Y is an organic group having a primary or secondary amino group and 1 to 20 carbon atoms and, optionally, containing an oxygen atom, and n is an integer of from 1 to 20, (B) An epoxy compound having at least two epoxy groups in a molecule, in an amount such that the amount of the epoxy groups is 0.

Abstract: Reactive system comprising at least one component (I) composed of particles in very finely divided form present in a liquid phase of at least one further component (II) with which component (I) is capable of reacting following activation through energy supply, wherein component (I) is not soluble in component (II), process for preparation and use.

Abstract: An initiator for cationic polymerization comprises a salt of a protic acid as well as a protic acid. The molar ratio of protic acid to salt is in the range from 1:0.01 to 1:2000. The initiator is used for example for cationic homo- or copolymerization of trioxane, and permits stable and flexible operation of the polymerization.

Abstract: The HCFO-1233zd polyurethane foam blowing agent is mixed with polyol blends consisting of at least one polyether polyol and at leas one polyester polyol. The combination is useful in producing polyurethane, thermosetting foams. Polyurethane foams are useful in applications such as thermal insulation in appliances, and residential and commercial buildings.

Abstract: Disclosed is a composition containing a fluorine-containing urethane compound (A) and a fluorine-containing polymer (B) having a repeating unit derived from a fluorine-containing monomer represented by the following formula (I): CH2?C(—X)—C(?O)-A-Rf??(I) (wherein X represents a fluorine atom, a chlorine atom, a bromine atom, an iodine atom, a CFX1X2 group (wherein X1 and X2 respectively represent a hydrogen atom, a fluorine atom or a chlorine atom), a cyano group, a straight or branched chain fluoroalkyl group having 1-20 carbon atoms, a substituted or unsubstituted benzyl group, or a substituted or unsubstituted phenyl group; A represents a divalent group; and Rf represents a straight or branched chain perfluoroalkyl group having 1-6 carbon atoms).

Abstract: The present invention relates to mixtures of 1,1,1,3,3,3-hexafluorobutene (1336mzzm) and 1-chloro-3,3,3-trifluoropropene (1233zd). The blends are useful as blowing agents for polymer foam, solvents, aerosol propellants and heat transfer media.

Abstract: The present invention relates to blowing agent compositions comprising the unsaturated halogenated hydroolefin 3,3,3-trifluoropropene (HFO 1243zf) and combinations including primarily 3,3,3-trifluoropropene (HFO 1243zf). The blowing agent compositions are useful in that they provide sufficient plasticization to permit the production of low density insulating thermoplastic foams with improved k-factor.

Abstract: The present invention relates to blowing agent compositions comprising at least one hydrochlorofluoroolefin (HCFO) used in the preparation of foamable thermoplastic compositions. The HCFOs of the present invention include, but are not limited to, 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd), particularly the trans-isomer, 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf), dichloro-fluorinated propenes, and mixtures thereof. The blowing agent compositions of the present invention are used with coblowing agents including carbon dioxide, atmospheric gases, hydrofluorocarbons (HFC), hydrofluoroolefins (HFO), alkanes, hydrofluoroethers (HFE), and mixtures thereof. Preferred HFCs used as coblowing agents in the present invention include, but are not limited too, 1,1,1,2-tetrafluoroethane (HFC-134a), 1,1-difluoroethane (HFC-152a), 1,1,1-trifluoroethane (HFC-143a), pentafluorethane (HFC-125), difluoromethane (HFC-32).

Abstract: Polyurethane foam compositions and processes to make flexible polyurethane foams are disclosed. Polyurethane foam is produced in the presence of additives comprising guanidine derivatives. Improvements in physical properties such as air flow, dimensional stability, tensile, tear, elongation and foam hardness is observed when these additives are present in polyurethane formulations. In addition, these additives can minimize polymer degradation under humid ageing conditions resulting in foam products with better mechanical properties.

Abstract: The instant invention relates to compositions comprising a blend 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd) and 1,1-dichloro-1-fluoroethane (HCFC 141b). In particular, the instant invention relates to blowing agents and foamable compositions containing at least such a blend, as well as solvents containing such a blend.

Abstract: The present invention provides a composition comprising a solvated aromatic amine and a liquid carrier, wherein said solvated aromatic amine is the reaction product of an aromatic amine and at least one of any anhydride, an isocyanate or an acid in the liquid carrier. The present invention also provides a method of preparing a composition comprising a solvated aromatic amine and a liquid carrier, said method comprising the steps of providing a reaction mixture comprising: a) an aromatic amine; b) at least one of an anhydride, an isocyanate or an acid; and c) a liquid carrier; and heating the reaction mixture at an elevated temperature to provide the solvated aromatic amine in the liquid carriers. The present invention further provides the use of the compositions for the preparation of the curable compounds and for gasoline resistant coatings.

Abstract: An object of the present invention is to provide a catalyst for producing a rigid polyurethane foam and an isocyanurate-modified rigid polyurethane foam excellent in storage stability in the case that water is contained as a blowing agent, and a raw material-blended composition using the same. In the present invention, a catalyst composition comprising the following amine compounds of (A) and (B) and/or (C) is used and further, a raw material-blended composition further containing a polyol component and water is used. (A) A quaternary ammonium salt represented by the following general formula (1): wherein each of R1 to R3 represents a hydrocarbon group having 1 to 12 carbon atoms, R4 represents an alkyl group or an aromatic hydrocarbon group having 1 to 18 carbon atoms, and X represents an organic acid group having an acid dissociation constant (pKa) of 4.8 or less; (B) A hydrophobic amine compound; (C) A heterocyclic tertiary amine compound.

Abstract: A trans-1,2-dichloroethylene blend which comprises a combination of a major amount of trans-1,2-dichloroethylene and a minor amount of a hydrohaloolefin having an elevated flash point is disclosed The combination exhibits a flash point significantly higher than trans-1,2-dichloroethylene alone The preferred hydrohaloolefin is 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd) The subject blends find application as heat transfer agents, propellents and sprayable compositions, blowing agents, solvents and cleaning agents.

Abstract: The present invention relates to blowing agent compositions comprising tetrafluoropropene (HFO) and at least one co-blowing agent selected from carbon dioxide, water, alkanes and an alcohol used in the preparation of foamable thermoplastic compositions having low density. The HFOs include, but are not limited too, cis- and/or trans-1,3,3,3-tetrafluoropropene (HFO-1234ze), 2,3,3,3-tetrafluoropropene (HFO 1234yf), or mixtures thereof. The blowing agent compositions are useful in the production of low density insulating foams with improved R value.