Abstract: An adhesive including an amorphous carbon dispersed in a cyanate ester resin, wherein the adhesive has static dissipative properties and low radio frequency loss properties.

Abstract: A protective coating that comprises a free radically polymerizable component with an atypically high content of tri- or higher functional ingredients is disclosed. Diluents such as oligomeric resins in combination with other resins and particulate materials may also be employed in the composition.

Abstract: Embodiments of the present invention provide an organic semiconductor excellent in the photoelectric conversion efficiency and also a solar cell using the same. This organic semiconductor has a polymer structure comprising a repeating unit represented by the following formula (I): -[A-D]- (I). In the formula, A is a structure represented by and D is a structure having a benzodithiophene skeleton or the like. In the above, R1 is independently H, a substituted or unsubstituted straight-chain or branched-chain alkyl group, or a substituted or unsubstituted straight-chain or branched-chain alkoxy group. The solar cell according to an embodiment of the present invention comprises an active layer containing the organic semiconductor.

Abstract: A process for the preparation of stable aqueous polycarbodiimide dispersions to be used as cross-linking agents, in which initially an isocyanate functional polycarbodiimide is prepared from a polyisocyanate and a mono- or polyisocyanate which contains a hydrophobic group. Thereafter the polycarbodiimide chain is capped and/or extended by reaction of the isocyanate functions or a part thereof with a hydrophilic amine- or hydroxy functional compound and of the remaining isocyanate functions with an amine- or hydroxy functional compound which contains hydrophobic groups, after which the obtained product is dispersed in water and the pH is adjusted to 9-14. The hydrophobic groups are hydrocarbons with 4-25 carbon atoms, fluorinated hydrocarbons, silicone functional hydrocarbons or polysilicones. Further, the invention relates to a coating mixture in which the polycarbodiimide dispersion is used as cross-linking agent and to the cured material obtained with the coating mixture.

Abstract: A die release agent composition is provided that is used by being applied to a die used for the squeeze casting, low-pressure casting, or the like of a metal or a die used for die forging. The die release agent composition includes a mineral oil or a synthetic oil, a solid lubricant, a thermosetting resin, and a polymer compound. The die release agent composition is used by being applied to the inner surface of a die for casting or forging.

Abstract: Pebble or granular based elastomeric surfacing materials that include an aliphatic thermoplastic polyurethane based pebble or granule bonded together with a two-part aliphatic polyurethane binder are provided. In one embodiment, an A side of the two-part binder has at least one polyol, and a B side of the two-part binder has multiple isocyanates. The multiple isocyanates can include for example hydrogenated methylene diphenyldisocyanate and hexamethylene diisocyanate. The A side and the B side of the binder are utilized to bond the pebbles together to form a surface that can be either porous or non-porous. In another embodiment, an A side of a two-part binder includes multiple polyols. The multiple polyols can include for example esterified ricinoleic acid polyols and caprolactone polyols. The A side of the two-part binder can be combined with a B side of the two-part binder and pebbles to form a non-porous surface.

Abstract: A roll cover is produced, in particular for use in a machine for producing and/or processing a fibrous web such as a web of paper or cardboard. The roll cover includes least one layer of a resin matrix that is filled with at least one particulate filler. The filler particles are produced in a polymer component of the resin matrix and/or introduced into the resin matrix from a dispersion via matrix exchange.

Abstract: The present disclosure provides an ink-jet ink containing an aqueous ink vehicle, an aqueous dispersion and a polymeric binder. The aqueous dispersion contains a colorant and a polyurethane dispersant, wherein the polyurethane dispersant is made with a polymer having cross-linkable moieties that are cross-linked with a cross-linking agent.

Abstract: The disclosure relates to water-dispersible polyurethane polymers as well as related polyurethane dispersion (PUD) compositions including the same, methods of making the same, methods of using the same, and articles coated with the same. The water-dispersible polyurethane polymer includes hydrophobic oligomeric polyether soft segments that include 1,2-di-substituted oxyethylene repeating units. The 1,2-di-substituted oxyethylene repeating units are derived from unsaturated fatty acid esters, such as from a distribution of epoxidized vegetable oil fatty acid esters subjected to a ring-opening polymerization process for oligomeric polyether polyol formation. The water-dispersible polyurethane polymer further includes hard segments common to other PUD compositions.

Abstract: The invention relates to aqueous dispersions, characterized in that they comprise (c) at least one aqueous silicon dioxide dispersion with a mean particle diameter of the SiO2-particles of 1 to 400 nm and (d) at least one water-soluble hydroxyl-containing organic compound, to a process for their preparation and to their use in adhesive and coating formulations.

Abstract: A solvent-free moisture-curing polyurethane hot-melt adhesive composition, in which the adhesive comprises the following components: 20 to 85 wt % of a polyurethane prepolymer with free isocyanate groups produced from at least one polyol from the group of polyether polyols, polyester polyols, polyalkylene polyols and mixtures thereof with an excess of at least one polyisocyanate, the prepolymer having a monomeric diisocyanate content of below 1 wt %, 4 to 40 wt % of at least one acrylate copolymer with a molecular weight of below 60,000 g/mol, 3 to 35 wt % of a thermoplastic polyester with a number-average molecular weight (MN) of below 6000 g/mol, which comprises fewer than 1.4 NCO-reactive groups, and 0 to 25 wt % of at least one additive from the group of catalysts, resins, plasticizers, fillers, pigments, stabilizers or adhesion promoters, the sum of the constituents being equal to 100 wt %.

Abstract: The present invention provides poly(ureaurethane)s including a reaction product of components comprising: (a) at least one isocyanate functional ureaurethane prepolymer comprising the reaction product of: (1) at least one isocyanate functional urethane prepolymer comprising the reaction product of: (i) a first amount of at least one polyisocyanate; and (ii) a first amount of at least one branched polyol; and (2) water, to form an isocyanate functional ureaurethane prepolymer; and (b) a second amount of at least one polyisocyanate and a second amount of at least one branched polyol; compositions, coatings and articles made therefrom and methods of making the same.

Abstract: The present invention provides poly(ureaurethane)s including a reaction product of components comprising: (a) at least one isocyanate functional ureaurethane prepolymer comprising the reaction product of: (1) at least one isocyanate functional urethane prepolymer comprising the reaction product of: (i) a first amount of at least one polyisocyanate selected from the group consisting of polyisocyanate trimers and branched polyisocyanates, the polyisocyanate having at least three isocyanate functional groups; and (ii) a first amount of at least one aliphatic polyol; and (2) water, to form an isocyanate functional ureaurethane prepolymer; and (b) a second amount of at least one polyisocyanate and a second amount of at least one aliphatic polyol; compositions, coatings and articles made therefrom and methods of making the same.

Abstract: The present invention provides curable compositions comprising non-tin metal catalysts that accelerate the condensation curing of moisture-curable silicones/non-silicones. In particular, the present invention provides bismuth(III) sulfonate complexes that are particularly suitable as replacements for organotin in sealant and RTV formulations. In one embodiment, the present invention provides bismuth (III) camphorsulfonate and bismuth(III) methanesulfonate complexes. Further, these bismuth(III) sulfonate complexes are comparable or superior to organotin such as DBTDL, exhibit certain behavior in the presence of components that allow for tuning or adjusting the cure characteristics of the present compositions, and provide good adhesion and storage stability.

Abstract: Provided are urethane resin particles for slush molding which make it possible that inconveniences based on the slip-down of a pigment, on the aggregation of particles of the pigment, and on other causes are removed although this coloring is coloring onto the resin particle surfaces. The present invention is urethane resin particles for slush mold which contain a urethane resin and an additive, wherein the particles have a shape factor SF1 of 101 to 200, a shape factor SF2 of 120 to 240, and a central particle diameter of 20 to 500 ?m. It is preferred that the urethane resin has a concentration of urea groups of 0.5 to 10% by weight, a total of the concentration of urethane groups and that of the urea groups of 4 to 20% by weight, a melting point of 160 to 260° C. and a glass transition temperature of ?65 to 0° C.

Abstract: The present invention provides a pigment dispersion, containing (a) a pigment; and (b) a polymer having a polyurethane bond in a main chain, having at least one polymer chain selected from the group consisting of a polyester, a polyacrylate, a polymethacrylate and a polyalkylene oxide at a side chain of the polymer, and having a partial skeleton that is different from a partial skeleton included in a chemical structure of the pigment, as a pendant of the main chain.

Abstract: The present invention relates to a composition comprising a hydrophobically modified alkylene oxide polyurethane characterized by having a Mw of from 50,000 to about 150,000 Daltons and a polydispersity of 2.5 to about 5.0. The present invention further relates to a multi-step process for the preparation of the hydrophobically modified polymer.

Abstract: The invention relates to a process for painting substrates comprising the following steps: 1. applying a coating composition to an optionally pre-coated substrate and 2. hardening the applied coating composition, wherein the coating composition comprises: A) at least one binder having functional groups containing active hydrogen, B) at least one polyisocyanate cross-linking agent having free isocyanate groups and C) at least one urethane compound having at least two —O—CO—NH— groups, wherein the urethane compound is substantially free from functional groups which are capable of entering into a cross-linking reaction with components A) and/or B) and wherein the hardening is carried out under conditions such that the component C) does not contribute to the cross-linking of the applied coating composition by chemical reaction.

Abstract: A nanocomposite having a nanomaterial dispersed into a polymer matrix, in one embodiment exfoliated nanoclay dispersed in a polyurea matrix. A method of making PU-nanocomposites for coatings for improved mechanical properties, in one embodiment the method comprises obtaining and treating a nanomaterial, dispersing the nanomaterial into a pre-polymer matrix, mixing the pre-polymer matrix under heating to form a coating; and depositing the coating on a substrate.

Abstract: The present invention relates to a stable pyrithione salt polyol dispersion containing a pyrithione salt(s) in particulate form, a polyol and a stabilizer such as a rheological additive. The dispersion can be incorporated into existing polyurethane formulations without additional formula adjustment. Polyurethane foams produced from the composition containing pyrithione salt polyol dispersion of the present invention have more open cell structures, than those produced with a typical commercially available pyrithione salt thus providing a soft comfortable feeling.

Abstract: [Problem] To provide a composite film having light-curing property and weather resistance. [Means for solving] A composite film is one that comprises at least a urethane polymer, wherein both an initial b* value of the composite film measured by a spectrocolorimeter (value at an angle of 15 degrees) and a b* value after performing an accelerated weathering test for 120 hours (value at an angle of 15 degrees) are 4.0 or less, and a non-volatile component after heating the composite film at 130° C. for two hours is 96% or more.

Abstract: A problem to be solved by the present invention is to provide a polyurethane film that offers both soft texture and high strength. The present invention relates to a polyurethane film obtained by solidifying a polyurethane (A) obtained by reacting a polyol (a1) including an aliphatic polyester polyol having an anionic group (a1-1), and a polyester polyol (a1-2) other than the aliphatic polyester polyol (a1-1) with a polyisocyanate (a2), using a metal salt, in which the polyurethane (A) has an aromatic structure in the range of 500 mmol/kg to 2,000 mmol/kg with respect to the entire polyurethane (A).

Abstract: Coating compositions comprising a polyurea formed from a reaction mixture comprising: (a) a first component comprising an isocyanate, the first component having a viscosity of ?2000 centipoise at a temperature ?7° C.; and (b) a second component comprising an amine. Substrates coated at least in part with such a composition are also disclosed. Footwear coated at least in part with polyurea are also disclosed.

Abstract: A composition of matter comprising a hydrophobic or hydrophilic (or both) interpenetrating polymer network containing a non-ionic/ionic polymer and a hydrophobic thermoset or thermoplastic polymer, articles made from such composition and methods of preparing such articles. The invention also includes a process for preparing a hydrophobic/hydrophilic IPN or semi-IPN from a hydrophobic thermoset or thermoplastic polymer including the steps of placing an non-ionizable/ionizable monomer solution in contact with a hydrophobic thermoset or thermoplastic polymer; diffusing the monomer solution into the hydrophobic thermoset or thermoplastic polymer; and polymerizing the monomers to form a penetrating polymer inside the hydrophobic thermoset or thermoplastic polymer, thereby forming the IPN or semi-IPN.

Abstract: A resin composition includes a compound having at least two reactive hydrogen atoms and a polyurethane encapsulated particle including a core particle and a polyurethane layer disposed about the core particle. The resin composition may be used in an article and in a method of making the article. The article includes the reaction product of the resin composition and an isocyanate that are reacted in the presence of the polyurethane encapsulated particle. The method of making the article includes providing the core particle in a vessel. The method also includes introducing and combining a polyol component and an isocyanate component to encapsulate the core particle. The method further includes introducing and combining the resin composition and the isocyanate, in the presence of the polyurethane encapsulated particle, to form the article.

Abstract: Methods and compositions are provided that relate to weighted elastomers. The weighted elastomers may comprise an elastomer and a weighting agent attached to an outer surface of the elastomer. An embodiment includes a method of cementing that comprises providing a cement composition containing cement, water, and a weighted elastomer. In addition, the cement composition may be introduced into a subterranean formation and allowed to set therein.

Abstract: The present invention relates to a one-pot synthetic method for synthesizing silver-containing waterborne polyurethane (WBPU). The method includes the steps of adding a silver ion-containing solution, such as silver nitrate solution, into WBPU emulsion to form a silver-containing PU emulsion by stirring, and dehydrating the silver-containing PU emulsion so as to obtain a WBPU containing nano-scaled silver particles having a uniform particle size and good dispersibility. The present invention provides a method that can be easily and speedily operated, and the silver-containing WBPU prepared according to the method of the present invention exhibits excellent antibacterial, bactericidal and deodorant effects but using a small amount of silver.

Abstract: The instant invention relates to the Fluorochemical composition comprising a dispersion or a solution of a fluorinated compound, wherein said fluorinated compound comprises the reaction product of at least two reactants A and B wherein reactant A being a compound of formula (I); Rf—O—(CF(CF3)CF2O)mCF(CF3)—X—Y—Z ??(I) with Rf being a perfluorinated alkyl group, m being from 3 to 25; X being a carbonyl group or CH2; Y being a chemical bond or an organic divalent or trivalent linking group bearing a functional or difunctional isocyanate reactive group; Z being an organic group bearing at least one cationic group, reactant B being a polyfunctional isocyanate or a mixture thereof and optionally one or more isocyanate-reactive co-reactants C.

Abstract: The present invention relates to isocyanate-curing two-component coating compositions containing urethane compounds having at least two —O—CO—NH-groups. The invention relates to coating compositions comprising A) at least one binder having functional groups containing active hydrogen, B) at least one polyisocyanate crosslinking agent having free isocyanate groups and C) at least one urethane compound having at least two —O—CO—NH-groups, wherein the urethane compound has a number-average molecular mass Mn of from 400 to 5,000 and is substantially free from functional groups which are capable of entering into a crosslinking reaction with components A) and/or B). Preferred urethane compounds C) are obtained by reacting polyisocyanate compounds with monohydroxy compounds.

Abstract: The present invention provides polyurethanes including a reaction product of components including: (a) an isocyanate functional urethane prepolymer comprising a reaction product of components including: (i) about 1 equivalent of at least one polyisocyanate; and (ii) about 0.1 to about 0.5 equivalents of at least one diol having 2 to 18 carbon atoms; and (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) up to about 0.9 equivalents of at least one polyol different from branched polyol (b) and having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyester polyol and polyether polyol; compositions, coatings and articles made therefrom and methods of making the same.

Abstract: A curable compound is provided, which can be obtained as a mixture of at least two components to be stored separately, of which one component includes a silane-modified polymer and the component of a second component includes an acid or basic salt containing water of crystallization. An aminic adhesion promoter is contained in one or both components or a further component, with the stipulation that no component contains all three substances. Additionally, a method is provided for accelerating the curing of a silane-modified polymer, in which an acid or basic salt containing water of crystallization is added to the silane-modified polymer.

Abstract: The present invention provides a non-aqueous composition containing a particulate solid, an organic medium and a polyurethane dispersant having laterally attached pendant groups with tertiary amine group(s), an essentially linear backbone and laterally attached solvent-solubilising side chains of a polyester or polyether including mixtures of such side chains.

Abstract: A moisture-curable resin composition comprising (a) at least one moisture-curable polymer having at least one hydrolysable silyl group; (b) at least one hydrocarbylalkoxysilane; and (c) at least one silane adhesion promoter containing a glycidoxy group. The composition may also contain additives including a catalyst for catalyzing the reaction between the moisture-curable polymer having at least one hydrolysable silyl group (a) with water under curing conditions, a filler, a plasticizer, and combinations thereof. The moisture-curable resin composition is useful in the production of adhesives, sealants and coatings for use in primerless concrete applications.

Abstract: An ink used for direct inkjet printing to plate based on nanometer material and a method for preparing same. Of the baseline total amount of the ink, 5 to 30 wt % is of film-forming resin, 0.01 to 5 wt % is of nanometer or micrometer dye, 30 to 60 wt % is of organic solvent, 0.01 to 5 wt % is of humectant, and water provides the balance; these ingredients are stirred and mixed at room temperature, and after the film-forming resin is completely dissolved, impurities and/or insoluble substances in the present invention are removed by means of multi-level filtering, and the obtained filtrate is the present ink. The ink in the present invention is sprayed on a metal base material surface by an inkjet printer o form a printing pattern which, after curing, can be directly printed on the machine, thus reducing chemical pollution and post-processing processes, while a press run of the printing plate can be up to 100,000 copies at a resolution of up to 175 lpi.

Abstract: A urethane adhesive composition includes a first liquid and a second liquid, the first liquid containing a prepolymer obtained by reacting a polyisocyanate and a high-molecular-weight polyol (I), and at least one filler selected from talc and calcium carbonate, and containing 20 parts by mass or more of talc, 0 to 40 parts by mass of calcium carbonate, and 10 parts by mass or more of zeolite based on 100 parts by mass of the polyisocyanate, the high-molecular-weight polyol (I), and the prepolymer in total, the second liquid containing a high-molecular-weight polyol (II) and a low-molecular-weight polyol, the ratio of the number of moles of hydroxyl groups derived from the low-molecular-weight polyol to the total number of moles of hydroxyl groups derived from the high-molecular-weight polyol (I) and the high-molecular-weight polyol (II) being four or more.

Abstract: Bilayer platelet fillers are employed to compensate for a positive coefficient of thermal expansion (CTE) of an embedding polymeric material, or even to provide a composite structure having a negative CTE to eliminate or alleviate thermomechanical stress and/or delamination during thermal cycling. A bilayer platelet includes two joined layers having different CTEs. The CTE mismatch induces bending of the bilayer platelets, thereby causing cavities at temperatures lower than the joining temperature at which the bilayers are joined. The decrease in the volume of the polymeric material and the bilayer platelets at low temperatures is compensated by an accompanying increase in the volume of the cavities so that the composite structure has a temperature independent volume, a low net CTE, or even a negative CTE.

Abstract: The present invention relates to aqueous compositions based on crystalline or semicrystalline polyurethane polymers, processes for the preparation thereof and adhesive systems comprising these aqueous compositions and the use thereof.

Abstract: The present invention provides high solids, two-component polyurethane compositions comprising, as one component, polyisocyanate compositions having one or more isocyanurate made from bis(isocyanatomethyl)-cyclohexane, as a second component, one or more high solids polyol, and in either component, one or more tertiary amine catalyst. Optionally, the compositions further comprise one or more zinc amine catalyst. The compositions provide coatings, which exhibit an excellent balance of pot life and dry to touch or tack free time, as well as early rain resistance and hardness, while enabling a lower volatile organic content (VOC) of the compositions for comparable performance.

Abstract: The present invention provides polyurethanes including a reaction product of components including: (a) an isocyanate functional urethane prepolymer comprising a reaction product of components including: (i) about 1 equivalent of at least one polyisocyanate; and (ii) about 0.1 to about 0.5 equivalents of at least one diol having 2 to 18 carbon atoms; and (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) up to about 0.9 equivalents of at least one polyol different from branched polyol (b) and having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyester polyol and polyether polyol; compositions, coatings and articles made therefrom and methods of making the same.

Abstract: Polymerizable liquid compositions of the polyurethane type, consisting of two components (A) and (B), wherein component (A) contains at least one cyclo-aliphatic diisocyanate monomer or a mixture of one cyclo-aliphatic diisocyanate monomer and a pre-polymer obtained by reaction, in the presence of an acid phosphate ester catalyst, between said cyclo-aliphatic diisocyanate monomer and one or more polyols having two or more hydroxy 1 groups per molecule and a molecular weight ranging from 50 to 2,000 g/mole; the second component (B) contains one or more polyols having a molecular weight ranging from 50 to 2,000 g/mole and a functionality between 2 and 5; in the absence of polyalkoxylated tertiary diamines and organometallic catalysts, said components (A) and (B) being present in a weight ratio which varies from 1:1 to 2:1 and the process for the production of organic glass starting from polymerizable liquid compositions of the polyurethane type.

Abstract: Coating compositions comprising a polyurea formed from a reaction mixture comprising: (a) a first component comprising an isocyanate, the first component having a viscosity of ?2000 centipoise at a temperature ?7° C.; and (b) a second component comprising an amine. Substrates coated at least in part with such a composition are also disclosed. Footwear coated at least in part with polyurea are also disclosed.

Abstract: The invention relates to moisture-curing compositions which comprise at least one aromatic isocyanate group-bearing polyisocyanate and at least one dialdimine of formula (I). The compositions according to the invention have a longer open time and at the same time a shorter curing time, they are storage-stable and cure without forming bubbles. They are especially suitable as adhesives, sealing agents, potting compounds or coating materials, the use as sealing agents being especially advantageous.

Abstract: This invention relates to a method for storing a naphthol aralkyl type cyanate ester resin solution, which is difficult to precipitate due to long term storage in a solution state, and particularly relates to a method for storing a naphthol aralkyl type cyanate ester resin solution (AB), which comprises: preparing (i) a naphthol aralkyl type cyanate ester resin solution (AB) comprising a naphthol aralkyl type cyanate ester resin (A), a maleimide compound (B) and a solvent, (ii) a naphthol aralkyl type cyanate ester resin solution (AB) comprising a prepolymer of a naphthol aralkyl type cyanate ester resin (A), a maleimide compound (B) and a solvent, or (iii) a naphthol aralkyl type cyanate ester resin solution (AB) comprising a prepolymer of a naphthol aralkyl type cyanate ester resin (A) and a maleimide compound (B), and a solvent, and; storing the resin solution (AB).

Abstract: The disclosure provides an aqueous dispersion and ink jet inks comprising a colorant and an amphoteric polyurethane dispersant, wherein the amphoteric polyurethane dispersant comprises a reaction product of at least one basic amine urethane monomer, at least one acidic urethane monomer, and at least one urethane monomer comprising two or more isocyanates having improved bleed control, and optical density/chroma.

Abstract: The present invention relates to a coating composition comprising (d) at least one binder (A) having reactive groups, (e) at least one crosslinking agent (B) which is able to react, with crosslinking with the reactive groups of the binder (A), and at least one catalyst (C) for the crosslinking of silane groups, one or more constituents (A) and/or (B) and/or at least one further constituent of the coating composition containing hydrolyzable silane groups, wherein the catalyst (C) is a phosphoric acid compound, more particularly phosphoric acid or phosphonic acid, which is blocked with an amine having a pKb?3 and a boiling point >100° C.

Abstract: The present invention provides two-component polyurethane compositions comprising, as one component, polyisocyanate compositions of the isocyanurate of one or more bis(isocyanatomethyl)cyclohexane or, preferably, a mixture of two or more of these, and of the isocyanurate of hexamethylene diisocyanate (HDI trimer), and, as the other component, a mix of a soft polyol having a hydroxyl functionality of from 2.5 to 5.0 and a molecular weight of from 500 to 3,000, and a hard polyol. Such compositions provide coatings, especially clear topcoats, which exhibit excellent scratch and mar and solvent resistance in addition to a good balance of hardness and flexibility without the need for increasing the volatile organic content (VOC) of the compositions. Also provided are compositions of a polyisocyanate compositions of the isocyanurate of one or more bis(isocyanatomethyl)cyclohexane with soft polyol which have lower VOCs.

Abstract: The present invention discloses a semicrystalline, thermoplastic polyurethane which is comprised of the reaction product of (1) a hydrophobic polyol, (2) a polyisocyanate, and (3) a linear chain extender containing 5 carbon atoms or 7 to 12 carbon atoms; wherein the hydrophobic polyol has a number average molecular weight which is within the range of about 1,000 to about 4,000; wherein the semicrystalline, thermoplastic polyurethane has a weight average molecular weight which is within the range of 50,000 to 1,000,000; and wherein the semicrystalline, thermoplastic polyurethane has a melting point which is within the range of 80° C. to 150° C. This hydrophobic thermoplastic polyurethane offers a unique array of characteristics that are highly desirable for utilization in manufacturing a variety of products. For instance, it can be used in overmolding soft grips onto consumer products, in adhesives, and in protective coatings.

Abstract: The present invention relates to a polyurethaneurea solution having a polyurethaneurea having a structural unit of the formula (I) and terminated with at least one copolymer unit of the group consisting of a polyethylene oxide, a polypropylene oxide, and mixtures thereof.

Abstract: Biocompatible macromer compositions are provided including an isocyanate-functional polyalkylene oxide combined with at least one multi-functional isocyanate as a first component, and a multi-amino functional compound possessing multiple primary amines as a second component. The isocyanate-functional polyalkylene oxide has pendant polyalkylene oxide groups. The resulting biocompatible macromer composition can be employed as an adhesive or sealant for medical/surgical uses.

Abstract: A tin-containing polyurethane resin having a melting temperature of 40 to 180° C., measured by DSC at a heating rate of 10 K/min and prepared by carrying out a condensation reaction between a diorganotin compound and carboxyl groups of a carboxyl-functional polyurethane resin, wherein the molar ratio between the tin and the carboxyl groups is 1:2-20; and liquid coating compositions containing solid particles of the tin-containing polyurethane resin.