Abstract: A laminate has a substrate layer, an intermediate layer, and a fluorine-based resin layer in that order, in which the substrate layer contains any one or more kinds of a polyolefin-based resin, a polyester-based resin or a vinyl-based resin, the intermediate layer contains a polyethylene resin and a modified polyethylene resin, and the intermediate layer has a thickness of 5 ?m or more and 50 ?m or less.

Abstract: An adhesive composition with high frequency characteristics and the application thereof; wherein, the adhesive composition has a total weight of (A), (B) and (C) in 100 parts by weight, comprising: (A) 40-80 parts by weight of solvent-soluble polyimide; (B) 5-30 parts by weight of propenyl-modified polyphenylene oxide resin; (C) 10-30 parts by weight of epoxy resin; and optionally comprising at least one of the following components: (D) flexibilizer; (E) flame retardant; (F) inorganic filler; (G) coupling agent; and (H) catalyst. The adhesive composition has the advantages of low dielectric constant, low dielectric loss, favorable heat resistance and low-temperature (<180° C.) adhesion. The adhesive composition can be used for preparing high-frequency protective membrane and high-frequency adhesive film.

Abstract: The present invention relates to a resin film for a flexible printed circuit board consisting of a resin composition containing: a long-chain alkyl bismaleimide resin having a main chain containing an alkylene chain having 10 or more carbon atoms and a side chain containing an alkyl group bonded to the alkylene chain; and a curing agent having two or more functional groups reacting with the long-chain alkyl bismaleimide resin.

Abstract: This invention relates to rubber compositions having a low aromatic-oil content, or no aromatic oils at all. The rubber composition contains a diene rubber, one or more fillers, and a low molecular weight, functionalized polymer than has the ability to interact with the fillers and act and as a replacement to the aromatic oil. The rubber compositions so produced may be used in tread rubbers and have exhibited good snow/wet traction properties and low rolling resistance.

Abstract: A golf club with a multi-material face is disclosed herein. More specifically, the golf club head in accordance with the present invention has a striking face that forms a pocket, wherein the pocket is filled with a secondary material having a lower density to improve the performance of the golf club head. The multi-material face disclosed in accordance with the present invention may generally have an inter laminar shear strength of greater than about 60 MPa, most preferably greater than about 60 MPa and less than about 145 MPa.

Abstract: The present invention concerns an aqueous dispersion of multiphase polymer particles in which the polymer particles comprise at least two separate phases, the internal phase being formed by polymerization in the presence of a crosslinking agent, said dispersion further comprising a surfactant chosen from amino acid derivatives. The invention also concerns a film-forming composition comprising said aqueous dispersion of polymer particles. The invention also relates to a film obtained after application of said film-forming composition. This film dries very quickly, is water resistant, and has good adhesion, elasticity and breaking strength properties. The invention also concerns the use of said film for protecting surfaces of the skin or mucous membranes, wounds, injuries and/or skin disorders.

Abstract: A method for preparing a coupled polymer, the method comprising the steps of (i) polymerizing monomer to form a reactive polymer, and (ii) reacting the reactive polymer with an imide compound containing an oxiranyl group.

Abstract: A golf club with a multi-material face is disclosed herein. More specifically, the golf club head in accordance with the present invention has a striking face that forms a pocket, wherein the pocket is filled with a secondary material having a lower density to improve the performance of the golf club head. The multi-material face disclosed in accordance with the present invention may generally have an inter laminar shear strength of greater than about 60 MPa, most preferably greater than about 60 MPa and less than about 145 MPa.

Abstract: The present invention is for aromatic poly(ether sulfone imide) membranes and methods for making and using these membranes for gas, vapor, and liquid separations. The membranes may be fabricated into any known membrane configuration including a flat sheet or hollow fiber. An embodiment of the present invention is for aromatic poly(ether sulfone imide) polymers, aromatic poly(ether sulfone imide) membranes and UV cross-linked aromatic poly(ether sulfone imide) membranes made from these polymers.

Abstract: As a substance used as a contrast agent for a method of nuclear magnetic resonance analysis or a method of magnetic resonance imaging, a substance with high selectivity and high sensitivity was demanded. According to the present invention, when a polymer having, in a side chain thereof, a sequence of a 1H—13C—15N, 1H—15N—13C or 1H—13C—13C bond, that is, a structure labeled with stable isotopes of 13C and 15N, is used, the abundance of such a sequence in one molecule can be increased, and hence, high selectivity and higher sensitivity can be attained when used as a contrast agent.

Abstract: The present invention relates to polyethylene furanoate (PEF) copolymers and methods for processing the same to provide PEF articles, as well as the articles so produced.

Abstract: A photoresist material comprising a polymer with at least two acrylate derivatives incorporated therein, and a photo-acid generator for generating an acid by exposure, wherein at least one of the two acrylate derivatives incorporated therein comprises a norbornyl moiety having a lactone structure, and at least one of the two acrylate derivatives comprises an ester-substituted tetracyclododecyl moiety.

Abstract: A disclosure provides a resin composition, a prepreg, and a substrate employing the same. According to an embodiment of the disclosure, the resin composition includes a polyphenylene ether compound, and a bismaleimide. The prepreg includes a cured product of the resin composition. The substrate includes a product fabricated by the resin composition or the prepreg.

Abstract: Synthesized base resin compositions that include a raw resin and a maleimide and/or bismaleimide monomer as well as compounded varnishes that include a raw resin or synthesized base resin as well as a monomer, flame retardant and initiator as well as prepregs and laminates made using the synthesized base resin and compounded varnishes.

Abstract: A photoresist material comprising a polymer with at least two acrylate derivatives incorporated therein, and a photo-acid generator for generating an acid by exposure, wherein at least one of the two acrylate derivatives incorporated therein comprises a norbornyl moiety having a lactone structure, and at least one of the two acrylate derivatives comprises an ester-substituted tetracyclododecyl moiety.

Abstract: The invention relates to a thermally reversible hot melt adhesive that is isocyanate-free, moisture independent, crosslinkable and thermally reversible. The thermally reversible hot melt adhesive may be repeatedly heated and cooled without negatively affecting the performance of the adhesive. The thermally reversible composition may also be used as a primer layer. The thermally reversible hot melt adhesive and primer are particularly well suited for end use applications such as packaging, graphic arts, construction, footwear, textiles, general assembly, automotive and consumer goods.

Abstract: Disclosed are new organic semiconducting polymers. The polymers disclosed herein can exhibit high carrier mobility and/or efficient light absorption/emission characteristics, and can possess certain processing advantages such as solution-processability and/or good stability at ambient conditions.

Abstract: Disclosed is a mass polymerized rubber-modified monovinylidene aromatic copolymer composition with an excellent balance of aesthetic, physical and mechanical properties, in particular good impact with low consistent gloss across an injection molded textured part, and a method for preparing such a composition.

Abstract: The present invention provides an N-phenylmaleimide compound that can improve the quality of the obtained copolymer by using N-phenylmaleimide containing impurities in specific amounts or less as at least one component of the copolymerization monomers. The N-phenylmaleimide compound of the present invention contains 0.1% by weight or less of N-(2,5-dioxo-1-phenyl-3-pyrrolidinyl)-N-phenylmaleamic acid (PPMA) and/or 0.3% by weight or less of N-phenylfumaramic acid (PFA).

Abstract: A polyimide precursor composition includes a polyamic acid including a repeating unit represented by Chemical Formula 1 and diisocyanate represented by Chemical Formula 2. OCN-A2-NCO??Chemical Formula 2 The diisocyanate represented by Chemical Formula 2 is included in an amount of about 0.01 moles to about 10 moles based on 100 moles of the repeating unit represented by Chemical Formula 1 in the polyamic acid.

Abstract: The present invention relates to modified polyolefins with atactic structural elements, to processes for preparation thereof and to the use thereof, especially as an adhesive or as a constituent of adhesives.

Abstract: The invention provide a new lens curing method for making hydrogel contact lenses. The new lens curing method is based on actinically-induced step-growth polymerization. The invention also provides hydrogel contact lenses prepared from the method of the invention and fluid compositions for making hydrogel contact lenses based on the new lens curing method. In addition, the invention provide prepolymers capable of undergoing actinically-induced step-growth polymerization to form hydrogel contact lenses.

Abstract: To provide an acrylic rubber composition having an excellent heat resistance, especially an excellent balance between the residual ratio of the tensile strength and the residual ratio of the elongation after heat aging, when formed into a vulcanized product, and a hose article, a sealing article and a rubber vibration insulator using the acrylic rubber composition. An acrylic rubber composition containing an acrylic rubber obtainable by copolymerizing 100 parts by mass of an alkyl acrylate with from 10 to 100 parts by mass of an alkyl methacrylate and from 0.5 to 4 parts by mass of a crosslinkable monomer. Here, the alkyl methacrylate is preferably at least one compound selected from the group consisting of methyl methacrylate, ethyl methacrylate and n-butyl methacrylate, and the alkyl acrylate is preferably at least one compound selected from the group consisting of methyl acrylate, ethyl acrylate and n-butyl acrylate.

Abstract: Crosslink agents used to copolymerize at least one hydrophilic monomer with at least one lens monomer typically used to prepare polymeric materials for ophthalmic lenses. The crosslink agents have a relatively high selectivity for the hydrophilic monomer and limited reactivity with the crosslink agent used to polymerize the lens monomer. Accordingly, the invention is also directed to a hydrophilic crosslinked polymer that comprises at least two monomeric units and at least two different crosslink units. The use of the dual crosslink system provides an improved means to control the final chemical, physical and structural characteristics of the resulting polymer.

Abstract: Methods for forming maleimide functionalized polymers are provided. In one such embodiment, a maleimide functionalized polymer is prepared in a method that includes a step of carrying out a reverse Diels-Alder reaction. Intermediates useful in the methods, as well as methods for preparing the intermediates, are also provided. Also provided are polymeric reagents, methods of using polymeric reagents, compounds and conjugates.

Abstract: A grafted polymer and its use in polymer/liquid crystal composite films, and more particularly in PDLC films, is disclosed. The grafted polymer includes (alkyl)acrylic acid or (alkyl)acrylamide moieties. At least one of the moieties is grafted with an alkylphenol or with an alkoxylated alkylphenol.

Abstract: A polymer is provided according to structure (I) wherein Y is a thiol-reactive group selected from one or more of the following moieties and Z is an ionogenic group selected from one or more of the following moieties. The surface of a polymeric substrate is modified by contacting the surface with a polymer according to structure II or structure III and exposing the surface to ultraviolet light.

Abstract: The invention relates to a thermally reversible hot melt adhesive that is isocyanate-free, moisture independent, crosslinkable and thermally reversible. The thermally reversible hot melt adhesive may be repeatedly heated and cooled without negatively affecting the performance of the adhesive. The thermally reversible composition may also be used as a primer layer. The thermally reversible hot melt adhesive and primer are particularly well suited for end use applications such as packaging, graphic arts, construction, footwear, textiles, general assembly, automotive and consumer goods.

Abstract: Provided is a thermoplastic resin composition having excellent flame resistance, colorability, and scratch resistance, including: A) 100 parts by weight of a basic resin comprising 10 to 89 wt % of acrylonitrile-butadiene-styrene copolymer, 89 to 10 wt % of styrene-acrylonitrile copolymer, and 1 to 40 wt % of methylmethacrylate polymer; B) 1 to 30 parts by weight of bromoalkyl or bromophenyl cyanurate compounds; and C) 1 to 20 parts by weight of antimony compound, thereby, making it possible to provide the thermoplastic resin composition having excellent flame resistance, impact strength, scratch resistance, colorability, and surface hardness as synergy effects.

Abstract: Embodiments in accordance with the present invention provide for the use of polycycloolefins in electronic devices and more specifically to the use of such polycycloolefins as interlayers applied to fluoropolymer layers used in the fabrication of electronic devices, the electronic devices that encompass such polycycloolefin interlayers and processes for preparing such polycycloolefin interlayers and electronic devices.

Abstract: Crosslink agents used to copolymerize at least one hydrophilic monomer with at least one lens monomer typically used to prepare polymeric materials for ophthalmic lenses. The crosslink agents have a relatively high selectivity for the hydrophilic monomer and limited reactivity with the crosslink agent used to polymerize the lens monomer. Accordingly, the invention is also directed to a hydrophilic crosslinked polymer that comprises at least two monomeric units and at least two different crosslink units. The use of the dual crosslink system provides an improved means to control the final chemical, physical and structural characteristics of the resulting polymer.

Abstract: The invention provide a new lens curing method for making hydrogel contact lenses. The new lens curing method is based on actinically-induced step-growth polymerization. The invention also provides hydrogel contact lenses prepared from the method of the invention and fluid compositions for making hydrogel contact lenses based on the new lens curing method. In addition, the invention provide prepolymers capable of undergoing actinically-induced step-growth polymerization to form hydrogel contact lenses.

Abstract: The invention is based on the discovery that compositions containing certain maleimide compounds and aromatic diene compounds are useful as thermosetting resins for the electronic packaging industry. The invention compositions described herein can be cured in a variety of ways, with or without a catalyst. In some embodiments, the well-known “ene” reaction can be used to cure the compositions described herein, and therefore no catalyst is required.

Abstract: A proton exchange membrane and method for formation the same is disclosed. When forming the proton exchange membrane, first, a bismaleimide and barbituric acid are copolymerized to form a hyper-branched polymer. Next, the solvent of the sulfonated tetrafluorethylene copolymer (Nafion) aqueous solution is replaced with dimethyl acetamide (DMAc). 10 to 15 parts by weight of the hyper-branched polymer is added to 90 to 85 parts by weight of the Nafion in the DMAc solution, stood and heated to 50° C. for inter-penetration of the hyper-branched polymer and the Nafion. The heated solution is coated on a substrate, baked, and pre-treated to remove residue solvent to complete formation of the proton exchange membrane.

Abstract: The present invention is directed to the use of artificial polymers in the mimetization of enzymatic active sites and the carrying-out of catalysis using these artificial enzymes. Further, as used herein, an artificial enzyme refers more generally to a polymer-based scaffold for presenting specific chemically active atoms optimally for reactions, not just those that mimic natural enzymes. Various polymers can be used for this mimetization, including polyimides, polyurea, polyurethane, polyacrylic acid, and polylactic acid, as well as other polymers having properties and functionality that enable integration with natural and artificial amino acids, other molecules having nucleophilic and electrophilic groups (akin to the amine and carboxyl functionalities, respectively, of amino acids), as well as other molecules contributing unique chemical abilities not usually associated with the orthogonal functions inherent in most amino acids, i.e.

Abstract: The present invention relates to a prepreg, a composite film, and a laminated material for circuit used for thermosetting composite resin compositions and printed circuit boards, and particularly to a thermosetting composite resin composition mixed with COP (Cyclo Olefin Polymer) and thermally cross-linkable resin, wherein the COP having excellent electrical characteristics at a high frequency and thermally cross-linkable resin are blended to allow having a less dielectric constant and a less dielectric loss than those of the conventional composite resin composition, and inorganic fillers such as ceramic material, metal material, carbon black are added to allow having dielectric characteristics covering from a low dielectric constant to a high dielectric constant.

Abstract: Disclosed is a method of preparing a modified halogenated polymer surface, comprising the steps of (a) activating the surface by modification with a polymerisation initiator by (a1) reacting the halogenated polymer surface with sodium azide and subsequent (a2) 1,3 dipolar cycloaddition with an alkine-functionalized initiator; or (a3) reacting the halogenated polymer surface with mercapto-functionalized initiators; and (b) reacting the activated surface obtained in steps (a1)/(a2) or (a3) with polymerizable monomeric units A and/or B. The modified halogenated polymer substrates according to the invention exhibit outstanding properties.

Abstract: The invention is based on the discovery that a remarkable improvement in the performance of maleimide thermosets can be achieved through the incorporation of imide-extended mono-, bis-, or polymaleimide compounds. These imide-extended maleimide compounds are readily prepared by the condensation of appropriate anhydrides with appropriate diamines to give amine terminated compounds. These compounds are then condensed with excess maleic anhydride to yield imide-extended maleimide compounds.

Abstract: The present invention provides curatives for thermosetting adhesive compositions, methods of preparation and uses thereof. In particular, the present invention relates to elastomeric epoxy curative compounds that can be used in thermosetting compounds, methods for preparing the curative compounds and epoxy compositions containing the curative compounds.

Abstract: Novel positive-working photoresist compositions are disclosed. The monomers of the base resin of the resist contain diamondoid-containing pendant groups higher than adamantane in the polymantane series; for example, diamantane, triamantane, tetramantane, pentamantane, hexamantane, etc. The diamondoid-containing pendant group may have hydrophilic-enhancing substituents such as a hydroxyl group, and may contain a lactone group. Advantages of the present compositions include enhanced resolution, sensitivity, and adhesion to the substrate.

Abstract: A process for efficiently producing an agglomerate resulting from removal of impurities from a water-base latex of rubbery polymer particles or dry Powder thereof and producing a dispersion having rubbery polymer particles dispersed in an organic solvent, and a process for efficiently producing a resin composition of low impurity content, in which the state of dispersion of rubbery polymer particles is excellent, from the above dispersion. In particular, a rubbery polymer particle agglomerate of low impurity content is obtained by first mixing a water-base latex of rubbery polymer particles with an organic solvent exhibiting partial solubility in water, bringing the resultant mixture into contact with water to thereby form a rubbery polymer particle agglomerate, and thereafter separating the water phase from the agglomerate/water phase mixture.

Abstract: Crosslinkable polymeric materials are disclosed useful for the temporal stabilization of a poling-induced noncentrosymmetric host lattice containing guest nonlinear optical chromophores. The materials are also suitable as crosslinkable coatings in the absence of chromophores. Also disclosed is a method of crosslinking such polymeric material.

Abstract: A graft copolymer containing one or more ethylenically-unsaturated, aliphatic or aromatic, nitrogen- and oxygen-containing graftable monomers grafted to a polyolefin is disclosed. Novel monomers, methods of making such monomers, and graft copolymers comprising such monomers are based on reacting an acylating agent with an amine to form a reaction product. The reaction product may include more than one chemical compound formed from the combination of the acylating agent and the amine. The monomer is the graftable, ethylenically unsaturated, aliphatic or aromatic, nitrogen- and oxygen-containing compound(s) of the reaction product. The monomer may, but need not, be recovered from the product mixture. The preferred monomer is the reaction product of maleic anhydride and 4-aminodiphenylamine. Also described is a method of making a dispersant viscosity index improver. The monomer of the present invention may be grafted to a polyolefin in solutions or melts.

Abstract: This invention is a film adhesive prepared from an adhesive composition comprising a polymer system, a film forming rubber compound, and curing agents for the polymeric system. The polymer system comprises a base polymer and electron donor and electron acceptor functionality.

Abstract: The present invention provides a polymer represented by the following formula 1 and a chemically amplified resist composition including the polymer, which resist composition is excellent in adhesion, storage stability and dry etch resistance, with good resolution in both C/H and L/S patterns, and provides a good pattern profile irrespective of the type of the substrate due to its good process window:

Abstract: In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. The resulting thermosets are stable to elevated temperatures, are highly flexible, have low moisture uptake and are consequently useful in a variety of applications, e.g., in adhesive applications since they display good adhesion to both the substrate and the device attached thereto.

Abstract: A crosslinkable second-order nonlinear optical polymer having one or more polarizable chromophore moieties, one or more diene moieties, and one or more dienophile or dienophile precursor moieties, wherein the diene and dienophile moieties are reactive to form 4+2 cycloaddition products; a crosslinked second-order nonlinear optical polymer having aligned, polarizable chromophore moieties and one or more 4+2 cycloaddition moieties, wherein the 4+2 cycloaddition moieties are reversibly, thermally reactive to provide diene moieties and dienophile moieties; lattices and devices that include the crosslinkable second-order nonlinear optical polymer; lattices and devices that include the crosslinked second-order nonlinear optical polymer; and methods for making the crosslinked second-order nonlinear optical polymer.

Abstract: An optical device composition of the present invention includes a trifluorovinyl group containing polyimide that is crosslinkable and thermally stable after crosslinking. The invention relates to a polyimide composition which provides either passive or active wave-guide optical capabilities. More particularly since the composition comprises a chromophore which shows non-linear optical ability, the composition can be used for an active wave guide material, such as modulator or switching device compositions. Furthermore, the composition may include a trifluorovinyl containing chromophore and polyimide which comprises non-linear optical ability in the matrix polymer system.

Abstract: A crosslinkable second-order nonlinear optical polymer having one or more polarizable chromophore moieties, one or more diene moieties, and one or more dienophile or dienophile precursor moieties, wherein the diene and dienophile moieties are reactive to form 4+2 cycloaddition products; a crosslinked second-order nonlinear optical polymer having aligned, polarizable chromophore moieties and one or more 4+2 cycloaddition moieties, wherein the 4+2 cycloaddition moieties are reversibly, thermally reactive to provide diene moieties and dienophile moieties; lattices and devices that include the crosslinkable second-order nonlinear optical polymer; lattices and devices that include the crosslinked second-order nonlinear optical polymer; and methods for making the crosslinked second-order nonlinear optical polymer.

Abstract: The present invention relates to a mass polymerized rubber-modified polymeric composition comprising a continuous matrix phase of a polymer of a monovinylidene aromatic monomer, and optionally, an ethylenically unsaturated nitrile monomer, and rubber particles produced from a functionalized diene rubber.