Abstract: A mixture of an organosilicon compound represented by average structural formula (2), wherein the area percentage occupied by an organic compound represented by structural formula (1) in GPC is from 5% to 95%, provides a rubber composition which exhibits excellent dispersibility of an inorganic filler and enables the achievement of a crosslinked cured product that has improved wear resistance, rolling resistance and wet grip performance. This rubber composition enables the achievement of a desired low fuel consumption tire. (R1O)3-p(R2O)pSi—(CH2)j—Sy—(CH2)k—Si(OR2)q(OR)3-q??(2): (In the formula, R1 represents an alkyl group having from 1 to 3 carbon atoms; R2 represents an alkyl group having from 4 to 8 carbon atoms; p represents a number from 0 to 3; q represents a number from 0 to 3; j represents a number from 1 to 10; k represents a number from 1 to 10; and y represents a number from 2 to 8.

Abstract: A solvent-free silicone-modified polyimide resin composition having fluidity and including no solvent, the composition containing (A) a silicone-modified polyimide resin of formula (1), Ee-Ff-Gg??(1) (E is formula (2), F is formula (3), and G is a diamine-derived divalent residue; f+e+g=100 mol %, the molar ratio of f/(e+g) is 0.8-1.2) (RA is a divalent hydrocarbon group, R1-R4 are monovalent hydrocarbon groups, R5 and R6 are an alkyl group, aryl group, or aralkyl group; m, n, and o are 0-20, n+o?1, m+n+o=1-60) -Im-X-Im-??(3) (Im is a cyclic group including a cyclic imide structure, X is a single bond, oxygen, sulfur, sulfide group, sulfone group, carbonyl group, —NRN—, —CRB2—, RArh—, —RArh(ORAr)i—, alkylene group, trivalent group having one H eliminated from said group, or arylene-alkylene group), (B) a polymerizable compound, (C) a polymerization initiator, and (D) hydrophobic fumed silica. This composition has excellent handleability due to its fluidity and thixotropy.

Abstract: Disclosed herein is a silicone-modified polyimide resin composition of solvent free type. The composition is suitable for use as an adhesive and a coating material which are capable of hardening upon irradiation with ultraviolet rays and/or visible rays. Also, it is saved from drooling even in the case of light filling with an inorganic compound and it is saved from bubble entrapment and nonuniformity at the time of application with heavy filling. It further exhibits good moldability due to its thixotropic properties. Moreover, it exhibits improved adhesion to polyolefin resins without impairing the past properties. Finally, it gives rise to a cured product which is not excessively hard, with a low elastic modulus, despite filling with an inorganic compound. The composition of the present invention includes components (A) to (B) listed below and is characterized by being fluid at 25° C.

Abstract: A solvent-free silicone-modified polyimide resin composition having fluidity and including no solvent, the composition containing (A) a silicone-modified polyimide resin of formula (1), Ee-Ff-Gg ??(1) (E is formula (2), F is formula (3), and G is a diamine-derived divalent residue; f+e+g=100 mol %, the molar ratio of f/(e+g) is 0.8-1.2) (RA is a divalent hydrocarbon group, R1-R4 are monovalent hydrocarbon groups, R5 and R6 are an alkyl group, aryl group, or aralkyl group; m, n, and o are 0-20, n+o?1, m+n+o=1-60) -Im-X-Im- ??(3) (Im is a cyclic group including a cyclic imide structure, X is a single bond, oxygen, sulfur, sulfide group, sulfone group, carbonyl group, —NRN—, —CRB2—, RArh—, —RArh(ORAr)i—, alkylene group, trivalent group having one H eliminated from said group, or arylene-alkylene group), (B) a polymerizable compound, (C) a polymerization initiator, and (D) hydrophobic fumed silica. This composition has excellent handleability due to its fluidity and thixotropy.

Abstract: Provided is a fiber formed from a resin containing a silicone-modified polyurethane resin. With the present invention, a characteristic fiber having excellent flexibility, slipping ability, blocking resistance, heat retaining property, water vapor permeability, water repellency, and spinnability can be provided.

Abstract: Disclosed herein is a silicone-modified polyimide resin composition of solvent free type. The composition is suitable for use as an adhesive and a coating material which are capable of hardening upon irradiation with ultraviolet rays and/or visible rays. Also, it is saved from drooling even in the case of light filling with an inorganic compound and it is saved from bubble entrapment and nonuniformity at the time of application with heavy filling. It further exhibits good moldability due to its thixotropic properties. Moreover, it exhibits improved adhesion to polyolefin resins without impairing the past properties. Finally, it gives rise to a cured product which is not excessively hard, with a low elastic modulus, despite filling with an inorganic compound. The composition of the present invention includes components (A) to (B) listed below and is characterized by being fluid at 25° C.

Abstract: As a permeable membrane of an air conditioning system that performs as supply to a space to be air conditioned through the permeable membrane and/or gas discharge from the space to be air conditioned through the permeable membrane, an asymmetric membrane is used. The asymmetric membrane is made of a cyclic olefin addition polymer obtained by addition polymerization of a cyclic olefin functionality siloxane, or by addition polymerization of the cyclic olefin functionality siloxane and a cyclic olefin compound, and in which a rate of a structural unit derived from the cyclic olefin functionality siloxane is 5 to 100 mol % of the addition polymer, and a number average molecular weight (Mn) is 10,000 to 2,000,000 in terms of polystyrene conversion measured by a GPC using tetrahydrofuran as a solvent.

Abstract: As a permeable membrane of an air conditioning system that performs as supply to a space to be air conditioned through the permeable membrane and/or gas discharge from the space to be air conditioned through the permeable membrane, an asymmetric membrane is used. The asymmetric membrane is made of a cyclic olefin addition polymer obtained by addition polymerization of a cyclic olefin functionality siloxane, or by addition polymerization of the cyclic olefin functionality siloxane and a cyclic olefin compound, and in which a rate of a structural unit derived from the cyclic olefin functionality siloxane is 5 to 100 mol % of the addition polymer, and a number average molecular weight (Mn) is 10,000 to 2,000,000 in terms of polystyrene conversion measured by a GPC using tetrahydrofuran as a solvent.

Abstract: Provided is a binder capable of realizing a lithium secondary battery that includes a negative electrode including a negative-electrode active material layer containing at least one of silicon and a silicon alloy as a negative-electrode active material and also containing a binder and has an excellent charge-discharge cycle characteristic. The binder for the lithium secondary battery contains a polyimide resin that is formed by imidizing either a tetracarboxylic acid or a tetracarboxylic anhydride and a diamine, the polyimide resin having a hydrolyzable silyl group.

Abstract: Disclosed herein is a cosmetic product which contains a polymer having the repeating unit represented by the following formula (1) or (2): wherein R1 is independently alkyl group having 1 to 12 carbon atoms, X is a group represented by the following formula (i), a is an integer of 1 to 3, and b is an integer of 0 to 2, wherein R2 is independently alkyl group having 1 to 12 carbon atoms and c is an integer of 1 to 5, wherein R1, R2, and b are defined as above, and d is an integer of 2 to 5.

Abstract: A solvent-free polyimide silicone resin composition, and a cured product thereof, includes (A) a polyimide silicone resin having recurring units having a specific type of structure and having a weight average molecular weight of 5,000 to 150,000, (B) an epoxy resin, and (C) an epoxy resin curing agent wherein the resin composition having a fluidity at 25° C. and is free of a solvent.

Abstract: A heat-curable polyimide silicone resin composition comprising 100 parts by weight of a polyimide silicone resin having a radically polymerizable group bonded to a silicon atom, 0.1 to 20 parts by weight of a peroxycarbonate curing agent, and a solvent. The composition can be cured at a low temperature in a short time.

Abstract: A heat-curable resin composition, comprising (A) a polyimide silicone resin having a phenolic hydroxyl group and a radically polymerizable group bonded to a silicon atom, (B) an epoxy resin in such an amount that a molar ratio of the epoxy groups of the epoxy resin to the phenolic hydroxyl groups of the polyimide silicone resin (A) ranges from 0.2 to 10, and a catalytic amount of (C) an organic peroxide.

Abstract: A solvent-free polyimide silicone resin composition, and a cured product thereof, includes (A) a polyimide silicone resin having recurring units having a specific type of structure and having a weight average molecular weight of 5,000 to 150,000, (B) an epoxy resin, and (C) an epoxy resin curing agent wherein the resin composition having a fluidity at 25° C. and is free of a solvent.

Abstract: A heat-curable polyimide silicone resin composition comprising 100 parts by weight of a polyimide silicone resin having a radically polymerizable group bonded to a silicon atom, 0.1 to 20 parts by weight of a peroxycarbonate curing agent, and a solvent. The composition can be cured at a low temperature in a short time.

Abstract: A heat-curable resin composition, comprising (A) a polyimide silicone resin having a phenolic hydroxyl group and a radically polymerizable group bonded to a silicon atom, (B) an epoxy resin in such an amount that a molar ratio of the epoxy groups of the epoxy resin to the phenolic hydroxyl groups of the polyimide silicone resin (A) ranges from 0.2 to 10, and a catalytic amount of (C) an organic peroxide.

Abstract: A solvent-free polyimide silicone resin composition comprising (a) a polyimide silicone resin having repeating units represented by the following formula (1-1) and repeating units represented by the following formula (1-2), a film of said resin with a thickness of 100 ?m prepared on a quartz glass substrate having a light transmittance of 80% or higher at wavelengths of from 350 nm to 450 nm, (b) a reactive diluent, and (c) a photopolymerization initiator wherein X is a tetravalent organic group, Y is a divalent organic group, and Z is a divalent organic group represented by the following formula (2), wherein R1 may be different from each other and is a monovalent hydrocarbon group having 1 to 8 carbon atoms, which group may be substituted, R2 is a monovalent hydrocarbon group having a photopolymerizable group, a and b are each an integer of from 1 to 100 with a+b?100.

Abstract: A solvent-free resin composition comprising (a) a polyimide silicone resin having repeating units represented by the following general formulas (1-1) and (1-2), wherein X is a tetravalent organic group, Y is a divalent organic group, and Z is a divalent organic group having an organosiloxane moiety, (b) a reactive diluent, and (c) a photo-polymerization initiator, characterized in that a film of said resin composition with a film thickness of 100 ?m prepared on a quartz glass substrate shows a light transmittance of 80% or higher at wavelengths of from 350 nm to 450 nm.

Abstract: An electrode for an electrochemical capacitor which contains an electrode, a collector, an electrolyte solution and a separator, wherein the electrode contains at least a conductive material and a polyimide silicone of formula (1) having an average molecular weight of 5,000-150,000.

Abstract: An electrode for an electrochemical capacitor comprising an electrode, a collector, an electrolyte solution and a separator, wherein said electrode contains at least a conductive material and a polyimide silicone expressed by the following general formula (1) having an average molecular weight of 5,000-150,000 expressed by general formula (I).