Abstract: A fiber-reinforced composite material which comprises Lyocell-based carbon fiber and polymer resin is provided. The fiber-reinforced composite material has excellent physical properties, including low thermal conductivity, excellent interfacial adhesion and excellent strength, compared to fiber-based composite materials prepared using conventional polyacrylonitrile-based carbon fiber, pitch-based carbon fiber or the like. In addition, the fiber-reinforced composite material is environmentally friendly and has low production costs compared to fiber-reinforced composite materials comprising conventional rayon-based carbon fiber produced using a highly toxic carbon disulfide solvent.

Abstract: A composition for forming a resist underlayer film includes a polymer having a repeating unit represented by a following formula (1), and a solvent. R1 represents a hydroxy group, or the like. n is an integer of 0 to 5. X represents a divalent hydrocarbon group having 1 to 20 carbon atoms or an alkanediyloxy group having 1 to 20 carbon atoms. m is an integer of 1 to 7. A sum of m and n is no greater than 7. R2 represents a single bond or an alkanediyl group having 1 to 4 carbon atoms. R3 represents an alicyclic group having 4 to 20 carbon atoms or an arylene group having 6 to 30 carbon atoms. A part or all of hydrogen atoms included in the alicyclic group or the arylene group represented by R3 are unsubstituted or substituted.

Abstract: Methods for performing a condensation reaction are disclosed. Specifically, various methods for the production of highly-pure bisphenol-A are disclosed in which an attached promoter ion exchange resin catalyst system is combined with a solvent crystallization step.

Abstract: A modified ion exchange resin catalyst having an attached dimethyl thiazolidine promoter is disclosed. Also disclosed is a process for catalyzing condensation reactions between phenols and ketones, wherein reactants are contacted with a modified ion exchange resin catalyst having an attached dimethyl thiazolidine promoter. Also disclosed is a process for catalyzing condensation reactions between phenols and ketones that does not utilize a bulk promoter.

Abstract: The invention relates to an antireflective coating composition comprising a crosslinkable polymer, where the crosslinkable polymer comprises at least one unit of fused aromatic moiety, at least one unit with a phenylene moiety in the backbone of the polymer, and at least one hydroxybiphenyl unit, furthermore where the polymer comprises a crosslinking moiety of structure (4), where R3, R?3 and R??3 are independently hydrogen or a C1-C4alkyl. The invention further relates to a process for forming an image using the composition.

Abstract: Disclosed relates to a method of manufacturing plastic reinforced by flame retardant fibers. The method of manufacturing plastic reinforced by flame retardant fibers includes: a) mixing a thermosetting resin containing a methylol group and an inorganic flame retardant material, and introducing a solvent to disperse the mixture and then diluting the mixture with water, thereby manufacturing an aqueous resin solution; b) immersing flame retardant fibers in the aqueous resin solution; c) drying the immersed flame retardant fibers; d) forming the dried flame retardant fibers; and e) cooling the formed plastic.

Abstract: A resin composition for forming a resist underlayer film includes a resin that includes an aromatic ring, and a crosslinking agent having a partial structure represented by a following formula (i). X represents an oxygen atom, a sulfur atom, *—COO— or —NRA—. R1 represents a hydrogen atom or a C1-30 monovalent hydrocarbon group. R2 represents a hydroxy group, a sulfanil group, a cyano group, a nitro group, a C1-30 monovalent hydrocarbon group, a C1-30 monovalent oxyhydrocarbon group or a C1-30 monovalent sulfanilhydrocarbon group. p is an integer of 1 to 3.

Abstract: A rubber composition with disperse phase particles containing poly(phenylene ether) can be formed by a method that includes melt blending an uncured rubber with a poly(phenylene ether) composition containing a poly(phenylene ether) and an oil to form an uncured rubber composition, then curing the uncured rubber composition. Before being blended with the rubber, the poly(phenylene ether) composition exhibits a glass transition temperature of about 40 to about 140° C., and during blending with the rubber, the oil component of poly(phenylene ether) composition migrates from the poly(phenylene ether) composition to the rubber, leaving a poly(phenylene ether)-containing disperse phase that gives rise to a second hysteresis peak temperature of about 160 to about 220° C. as measured by dynamic mechanical analysis of the cured rubber composition.

Abstract: The present invention provides a surface-independent surface-modifying multifunctional biocoating and methods of application thereof. The method comprises contacting at least a portion of a substrate with an alkaline solution comprising a surface-modifying agent (SMA) such as dopamine so as to modify the substrate surface to include at least one reactive moiety. In another version of the invention, a secondary reactive moiety is applied to the SMA-treated substrate to yield a surface-modified substrate having a specific functionality.

Abstract: The invention provides a compound for forming an organic film having a partial structure represented by the following formula (i) or (ii), wherein the ring structures Ar1, Ar2 and Ar3 each represent a substituted or unsubstituted benzene ring or naphthalene ring; e is 0 or 1; R0 represents a hydrogen atom or a linear, branched or cyclic monovalent organic group having 1 to 30 carbon atoms; L0 represents a linear, branched or cyclic divalent organic group having 1 to 32 carbon atoms; and the methylene group constituting L0 may be substituted by an oxygen atom or a carbonyl group. There can be provided an organic film composition for forming an organic film having high dry etching resistance as well as advanced filling/planarizing characteristics.

Abstract: A glass composition including SiO2 in an amount from 74.5 to 80.0% by weight, AI2O3 in an amount from 5.0 to 9.5%>> by weight, MgO in an amount from 8.75 to 14.75% by weight, CaO in an amount from 0.0 to 3.0% by weight, Li2O in an amount from 2.0 to 3.25% by weight, Na2O in an amount from 0.0 to 2.0% by weight is provided. Glass fibers formed from the inventive composition may be used in applications that require high strength, high stiffness, and low weight. Such applications include woven fabrics for use in forming wind blades, armor plating, and aerospace structures.

Abstract: Described herein is an intermediate transfer member that includes a layer of phenoxy resin having dispersed therein conductive particles.

Abstract: According to the present invention, a porous electrode substrate with greater sheet strength, lower production cost, and excellent gas permeability and conductivity as well as its manufacturing method are provided. Also provided are a precursor sheet for forming such a substrate, and a membrane electrode assembly and a polymer electrolyte fuel cell containing such a substrate. The method for manufacturing such a porous electrode substrate includes the following steps [1]˜[3]: [1] a step for manufacturing a sheet material in which short carbon fibers (A) are dispersed; [2] a step for manufacturing a precursor sheet by adding a water-soluble phenolic resin and/or water-dispersible phenolic resin to the sheet material; and [3] a step for carbonizing the precursor sheet at a temperature of 1000° C. or higher.

Abstract: A fiber comprises a composition including a poly(phenylene ether). The poly(phenylene ether) has less than or equal to 240 parts per million by weight of hydroxyl groups associated with ethylene bridge groups and less than or equal to 800 parts per million by weight of hydroxyl groups associated with rearranged backbone groups, both amounts based on the weight of the poly(phenylene ether). A method of spinning a fiber from the poly(phenylene ether) is disclosed. The fiber can be spun at a low denier.

Abstract: A composition for forming an underlayer film for lithography for imparting excellent optical characteristics and etching resistance to an underlayer film for lithography, an underlayer film being formed of the composition and having a high refractive index (n) and a low extinction coefficient (k), being transparent, having high etching resistance, containing a significantly small amount of a sublimable component, and a method for forming a pattern using the underlayer film are provided. The composition for forming an underlayer film contains a naphthalene formaldehyde polymer having a specific unit obtained by reacting naphthalene and/or alkylnaphthalene with formaldehyde, and an organic solvent.

Abstract: Flame retardant thermoplastic compositions that are capable of being used in a laser direct structuring process. The compositions include a thermoplastic resin, a laser direct structuring additive, and a flame retardant. The compositions offer flame retardant characteristics while also substantially maintaining the mechanical properties of the base thermoplastic resin, such as the impact strength and/or HDT of the composition. The compositions can be used in a variety of applications such as personal computers, notebook and portable computers, cell phone and other such communications equipment.

Abstract: In some embodiments, a composition comprises a bisphenol-A polycarbonate, wherein a molded article of the bisphenol-A polycarbonate has transmission level greater than or equal to 90.0% at 2.5 mm thickness as measured by ASTM D1003-00 and a yellow index (YI) less than or equal to 1.5 as measured by ASTM D1925. In some embodiments, light emitting device comprises: a lighting element located in a housing. The housing is formed from a plastic composition comprising: the polycarbonate composition and a conversion material. After the conversion material has been exposed to an excitation source, the conversion material has a luminescence lifetime of less than 10?4 seconds when the excitation source is removed.

Abstract: A carbon fiber prepreg includes carbon fiber bundles containing numerous carbon fiber single yarns and a matrix resin impregnated in the carbon fiber bundles, the value of the coefficient of variation, displayed as a percentage, of the number of the carbon fiber single yarns contained per unit area being 10% or less, wherein in each unit area, the width and the depth from the surface of the carbon fiber prepreg in the cutting plane when the carbon fiber prepreg is cut at right angles to the array direction (direction of the fiber axis) of the carbon fiber bundles are 100 ?m and 30 ?m respectively. A carbon fiber prepreg may have a projected area of a carbon fiber single yarn which has a fiber orientation angle of 0°±3° or more is 2% or less of the projected area of all carbon fiber single yarns.

Abstract: Disclosed herein are monofunctional benzoxazine compounds having at least one electron-withdrawing group. The monofunctional benzoxazine compounds may be combined with one or more multifunctional benzoxazine compounds to form a unique benzoxazine blend. This benzoxazine blend may be combined with additional components such as catalysts and toughening agents to form a curable resin composition suitable for forming resinous films or composite materials. The presence of monofunctional benzoxazine improves the processability of the benzoxazine-based resin composition by reducing the viscosity of the resin composition, and results in improved tack and drape in the films and composite materials formed from the composition without the loss of modulus in the cured resin.

Abstract: [Problem to be Solved] The present invention has an object to provide an automotive lamp extension molding comprising a resin composition having a low specific gravity, being excellent in the balance of heat resistance and fluidity, and being excellent in gloss and brightness feeling of the surface of the molded article. [Solution] The automotive lamp extension molding according to the present invention comprises a resin composition comprising 50 to 95 mass % of a polyphenylene ether (A), and having a specific gravity in the range of 1.00 to 1.12. The reduced viscosity (measured at 30° C. using a chloroform solvent) of the (A) component is preferably 0.25 to 0.45 dl/g, and more preferably 0.25 to 0.38 dl/g.

Abstract: There is provided an ink composition for forming a light shielding film in an organic semiconductor device which is capable of stably forming a fine pattern when forming a finely patterned light shielding film by the letterpress reverse printing method or microcontact printing method, which can be baked at a temperature equal to or less than the substrate heatproof temperature, and which is also capable of providing light shielding property and mechanical strength, the ink composition for forming a light shielding film in an organic semiconductor device which is an ink composition for forming a light shielding film in an organic semiconductor device comprising a black pigment; a resin component; a surface energy modifier; a quick-drying organic solvent; a slow-drying organic solvent; and a mold releasing agent, wherein the resin component comprises a solid resin that is in a solid state at 200° C. or less and a liquid resin that is in a liquid state at 10 to 50° C. at a ratio (solid resin/liquid resin) of 0.

Abstract: The present invention relates to a high strength organic/inorganic composite using plate-shaped inorganic particles and to a method for preparing the same. The organic/inorganic composite of the present invention comprises a polymer and inorganic particles uniformly arranged into a matrix structure in said polymer. A mineral bridge is formed between the inorganic particles. According to the present invention, plate-shaped inorganic particles are uniformly distributed in the polymer to improve the filling rate of inorganic particles, and a mineral bridge is formed between the inorganic particles to provide a high strength and lightweight organic/inorganic composite. The organic/inorganic composite of the present invention may be widely used in high value-added industry such as an aerospace industry, space industry, car industry, energy industry, environmental industry, defense industry and construction industry.

Abstract: A resin composition is provided. The resin composition comprises: (a) a resin of formula (I); (b) a cross-linking agent; and (c) a compound of formula (II); wherein R1, R2, A1, A2, n, and R? are as defined in the specification; and the weight ratio of the resin (a) to the cross-linking agent (b) are about 6:1 to about 1:1, and the weight ratio of the compound (c) to the total weight of the resin (a) and the cross-linking agent (b) are about 1:1 to about 1:20.

Abstract: An object of the present invention is to provide a polyphenylene ether powder that has a high loose apparent specific gravity and good handleability, as well as a high solvent solubility, and good covering properties by coating, applying and the like, and further, when formed as a covering film, providing the covering film with excellent mechanical properties. The polyphenylene ether powder according to the present invention has a loose apparent specific gravity of 0.40 or more and 0.85 or less, and includes 5 to 20 mass % of a component having a molecular weight of 50,000 or more and 12 to 30 mass % of a component having a molecular weight of 8,000 or less.

Abstract: A polyaryletherketone polymeric material, for example polyetheretherketone and composite materials comprising said polymeric material are described. The polymeric material has a melt viscosity (MV) in the range 0.05 to 0.12 kNsm?2, preferably in the range 0.085 to 0.095 kNsm?2.

Abstract: The purpose of the present invention is to improve adhesion failure associated with “a bubble formation phenomenon” that may occur in an adhesive layer when the thickness of an adhesive agent is increased and “Cratering” which may be caused in the adhesive layer by contaminants or the like present on a material to be adhered. The purpose can be achieved by a powdery adhesive agent comprising thermosetting adhesive particles and a surface control agent, wherein the powdery adhesive agent contains the surface control agent in an amount of 0.1-5.0 parts by mass relative to 100 parts by mass of the thermosetting adhesive agent particle and used for the adhesion between a metal plate and a porous material.

Abstract: A glass composition including SiO2 in an amount from about 70.0 to about 78.2% by weight, Al2O3 in an amount from about 18.6 to about 26.2% by weight, MgO in an amount from about 3.1 to about 10.7% by weight, CaO in an amount from 0.0 to about 7.6% by weight, Li2O in an amount from about 0.1 to about 5.0% by weight, and Na2O in an amount from 0.0 to about 0.2% by weight is provided. In exemplary embodiments, the glass composition is free or substantially free of B2O3 and fluorine. The glass fibers have a specific strength between about 1.6×106 J/kg and 2.24×106 J/kg and a specific modulus between about 3.3×107 J/kg and 3.7×107 J/kg. Glass fibers formed from the inventive composition possess exceptionally high specific strength and a low density, which make them particularly suitable in applications that require high strength, high stiffness, and low weight, such as in wind blades and aerospace structures.

Abstract: Provided are an adhesive composition with good storage stability, heat resistance, moisture resistance reliability, and adhesion properties; and a curl- and heat-resistant adhesive film and a wiring film using the adhesive composition. The adhesive composition contains 100 parts by weight of a phenoxy resin (A) having plural alcoholic hydroxyl groups in a side chain of the molecule thereof; 2 to 60 parts by weight of a polyfunctional isocyanate compound (B) having an isocyanate group and at least one functional group selected from vinyl, acrylate, and methacrylate groups in the molecule thereof; and 5 to 30 parts by weight of a maleimide compound (C) having plural maleimide groups in the molecule thereof or/and reaction product thereof, in which a total amount of the components (B) and (C) is from 7 to 60 parts by weight.

Abstract: Processes for preparing high purity polycarbonates having high light transmission, low yellowness, and color stability are disclosed herein. High purity starting ingredients are used to form a polycarbonate powder. The polycarbonate powder can be subsequently melt extruded at an optimum shear rate to minimize yellowness and the need to add colorant to overcome the yellowness. The lower amount of colorant increases the light transmission of the resulting polycarbonate resin.

Abstract: A glass composition including SiO2 in an amount from 30.0 to 40.0% by weight, Al2O3 in an amount from 15.0 to 23.0% by weight, B2O3 in an amount from 0.0 to 15.0% by weight, K2O in an amount from 0.0 to 5.0% by weight, La2O3 in an amount from 0.0 to 30.0% by weight, Li2O in an amount from 0.0 to 3.0% by weight, Na2O in an amount from 0.0 to 4.0% by weight, Nb2O5 in an amount from 0.0 to 10.0% by weight, TiO2 in an amount from 0.0 to 7.5% by weight, WO3 in an amount from 0.0 to 10.0% by weight, Y2O3 in an amount from 15.0 to 35.0% by weight, and RO (one or more of MgO, CaO, SrO, and BaO) in an amount from 0.0 to 7.5% by weight is provided. Glass fibers formed from the composition have a refractive index between 1.55 and 1.69.

Abstract: A glass composition including SiO2 in an amount from 60.0 to 73.01% by weight, Al2O3 in an amount from about 13.0 to about 26.0% by weight, MgO in an amount from about 5.0 to about 12.75% by weight, CaO in an amount from about 3.25 to about 4.0% by weight, Li2O in an amount from about 3.25 to about 4.0% by weight, and Na2O in an amount from 0.0 to about 0.75% by weight is provided. Glass fibers formed from the inventive composition may be used in applications that require high strength, high stiffness, and low weight. Such applications include, but are not limited to, woven fabrics for use in forming wind blades, armor plating, and aerospace structures.

Abstract: The present invention relates to polycarbonates comprising imide-containing aryl mono- or dihydroxy compounds as chain terminators and, respectively, monomer units, and also to compositions comprising the said polycarbonates, to their use for the production of mouldings, and to mouldings obtainable therefrom.

Abstract: A non-stick coating composition comprising a waterborne phenoxy resin, a crosslinker, and a silicone compound. The coating is substantially free of fluorocarbon resin. An article, such as aluminum, may be coated with the composition. The composition may be multi-layers, but only the layers other than the first layer includes the silicone compound. The invention includes the method for applying the coating or coatings.

Abstract: There is provided a resist underlayer film forming composition for forming a resist underlayer film providing heat resistance properties and hardmask characteristics. A resist underlayer film forming composition for lithography, comprising: a polymer containing a unit structure of Formula (1): ?O—Ar1???Formula (1) (in Formula (1), Ar1 is a C6-50 arylene group or an organic group containing a heterocyclic group), a unit structure of Formula (2): ?O—Ar2—O—Ar3-T-Ar4???Formula (2) (in Formula (2), Ar2, Ar3, and Ar4 are individually a C6-50 arylene group or an organic group containing a heterocyclic group; and T is a carbonyl group or a sulfonyl group), or a combination of the unit structure of Formula (1) and the unit structure of Formula (2). The organic groups of Ar1 and Ar2 containing arylene group may be organic groups containing a fluorene structure.

Abstract: Provided is a polycarbonate-based resin composition for sliding use including 0.01 to 1 part by mass of an antioxidant with respect to 100 parts by mass of a polycarbonate-polyorganosiloxane copolymer which has structural units represented by a general formula (A) and structural units represented by a general formula (B), which contains a polyorganosiloxane block moiety containing the structural units represented by the general formula (B) at a content of 1 to 30 mass %, and which has an average repetition number of the structural units represented by the general formula (B) of 110 to 1000. The polycarbonate-based resin composition for sliding use has a specific structure having improved wear resistance, in particular, improved sliding property. Also provided is a molded article using the resin composition, and excellent in wear resistance and sliding property.

Abstract: A method for forming a resist underlayer film of a multilayer resist film having at least three layers used in a lithography, includes a step of coating a composition for resist underlayer film containing a novolak resin represented by the following general formula (1) obtained by treating a compound having a bisnaphthol group on a substrate; and a step of curing the coated composition for the resist underlayer film by a heat treatment at a temperature above 300° C. and 600° C. or lower for 10 to 600 seconds. A method for forming a resist underlayer film, and a patterning process using the method to form a resist underlayer film in a multilayer resist film having at least three layers used in a lithography, gives a resist underlayer film having a lowered reflectance, a high etching resistance, and a high heat and solvent resistances, especially without wiggling during substrate etching.

Abstract: The invention relates to polycarbonate containing a dianhydrohexitol residue, obtainable from a polysaccharide, and a polyol residue, wherein the polycarbonate comprises between 0.2 and 5 mmol hydroxyl groups per gram polymer. The polycarbonate may be branched and comprises functional groups that can react with suitable crosslinkers. The polycarbonate can be used in for example coating compositions.

Abstract: An adhesive composition has a polymer that contains a unit structure of Formula (1): ?L1-O-T1-O???Formula (1) (where L1 is an arylene group or a combination of an arylene group and a sulfonyl group or a carbonyl group, and T1 is a fluoroalkylene group, a cyclic alkylene group, an arylene group having a substituent, or a combination of an arylene group optionally having a substituent and a fluoroalkylene group or a cyclic alkylene group) and contains, at a terminal or in a side chain or the main chain, at least one group containing a structure of Formula (2-A), a structure of Formula (2-B), or both structures:

Abstract: Thermoset compositions useful for dampening vibrations at elevated temperatures are disclosed. The thermoset compositions may have a glass transition temperature of 150° C. or greater, a tan ? peak of 0.2 or greater, and a tan ? peak width measured at half-height larger than about 40° C., as measured by dynamic thermo-mechanical analysis (DMTA) at a frequency of 1 Hz. The thermoset compositions may be used to dampen vibrations at temperatures in excess of 100° C.

Abstract: The present invention is a method for manufacturing a rubber composition containing a rubber component, a resin, a reinforcing filler and a crosslinking agent, and the method contains: a first step of adding the resin to the rubber component to produce a master batch; a second step of kneading the master batch with the reinforcing filler to produce a filled master batch; and a third step of kneading the filled master batch with the crosslinking agent, thereby providing a rubber composition having higher elasticity and large breaking elongation.

Abstract: A resin composition for forming a resist underlayer film includes a resin that includes an aromatic ring, and a crosslinking agent having a partial structure represented by a following formula (i). X represents an oxygen atom, a sulfur atom, *—COO— or —NRA—. R1 represents a hydrogen atom or a C1-30 monovalent hydrocarbon group. R2 represents a hydroxy group, a sulfanil group, a cyano group, a nitro group, a C1-30 monovalent hydrocarbon group, a C1-30 monovalent oxyhydrocarbon group or a C1-30 monovalent sulfanilhydrocarbon group. p is an integer of 1 to 3.

Abstract: A polycarbonate containing composition comprising a peak melt viscosity of at least 8,000 poise when measured using a parallel plate melt rheology test at a heating rate of 10° C./min at a temperature of between about 350° C. to about 450° C., and wherein a molded article of the composition has a UL 94 VO rating at a thickness of 1.0 mm, 1.5 mm, 2.0 mm, or between 1.0 mm and 2.0 mm is disclosed.

Abstract: Polycyclic aromatic hydrocarbon compounds having an S atom or S(?O)2 moiety incorporated in their basic polycyclic structure that can have a nitrogen-containing heterocycloaliphatic group and/or a substituted or unsubstituted phenoxy group and/or a polymeric moiety bonded to the polycyclic structure and to compositions such as, e.g., printing inks which comprise these polycyclic aromatic hydrocarbons as colorants.

Abstract: The present invention provides a composite material comprising a glass cloth; and an organic-inorganic hybrid composition comprising diphenylsilanediol and alkoxy si lane, a composite film manufactured by using the same, and a method for manufacturing the composite film.

Abstract: A liquid crystalline polymer composition having a relatively high comparative tracking index (“CTI”) is provided. The present inventors have discovered that high CTI values can be achieved through the use of inorganic particles in combination with a functional aromatic compound. While not fully understood, it is believed that the functional compound can react with the liquid crystalline polymer and create smaller degraded polymer chains. In combination with the inorganic particles, these smaller chains can potentially form insulated regions at the surface of the polymer that hinder the formation of conductive carbonaceous deposits during the tracking process, which could otherwise lead to failure during testing.

Abstract: The invention relates to aromatic polycarbonates which comprise dioxydiarylcycloalkane structural units, and which have improved optical and thermal properties. It also relates to an improved process to produce the said polycarbonates from dihydroxydiphenylcyloalkanes, and also to mixtures of these polycarbonates with polymers, with fillers, with dyes and with conventional additives.

Abstract: A thermosetting resin composition contains an active ester resin (A) and an epoxy resin (B) as essential components, the active ester resin (A) having a resin structure which includes a polyaryleneoxy structure (I) and in which aromatic carbon atoms in a plurality of the polyaryleneoxy structures (I) are linked through a structural site (II) represented by a structural formula 1 (wherein Ar represents a phenylene group, a phenylene group nuclear-substituted by 1 to 3 alkyl groups each having 1 to 4 carbon atoms, a naphthylene group, or a naphthylene group nuclear-substituted by 1 to 3 alkyl groups each having 1 to 4 carbon atoms).

Abstract: An offset printing ink in which a modified pigment (D) is dispersed in a vehicle as a colorant, the modified pigment (D) contains a polymer (P) on the surface thereof, and the polymer (P) is obtained by polymerizing a resin or fat (B) which has a polymerizable unsaturated group, and is soluble in a nonaqueous solvent, and at least one of polymerizable unsaturated monomers (C) which are soluble in a nonaqueous solvent and insoluble or poorly-soluble after polymerization, and specifically, the resin or fat (B) is selected from the group consisting of acrylic resins having a polymerizable unsaturated group, alkyd resins which are soluble in the nonaqueous solvent, natural resin-modified phenol resins, and fats.

Abstract: Copolymers comprising recurring units (A) of one or more of the general structural formulae -D-G-Arb-G-, -G-D-G-Arb- and/or -D-G- on one hand, and recurring units (B) of one or more of the general structural formulae —Ara-G-Arb-G-, -G-Ara-G-Arb- and/or —Ara-G- on the other hand, wherein D is a dibenzodiazocine-containing divalent group, Ara is a dibenzodiazocine-free divalent group containing a sulfone unit and/or a ketone unit, Arb is a dibenzodiazocine-free divalent group, and G is an ether or a thiether group. Preferably, recurring units (A) are of the general structural formula -D-G-Arb-G- and recurring units (B) are of the general structural formula —Ara-G-Arb-G-. Method for the preparation of the copolymers, compositions and articles made of the copolymers are also part of the invention.

Abstract: An adhesion promotion process and composition for enhancing adhesion between a copper conducting layer and a dielectric material during manufacture of a printed circuit board. The composition contains a corrosion inhibitor, an inorganic acid, and an alcohol which is effective to increase copper-loading in the composition.