Abstract: A shock-absorbing sheet comprises a foamed resin layer having a thickness of 200 ?m or less, a void ratio (P0.1) of a plane directional cross section at a thickness of 0.1 T, a void ratio (P0.5) of a plane directional cross section at a thickness of 0.5 T, and a void ratio (P0.9) of a plane directional cross section at a thickness of 0.9 T from one surface of the foamed resin layer each ranging from 10 to 70 area %; and the standard deviation (P?) for an average void ratio found from the void ratio (P0.1), the void ratio (P0.5) and the void ratio (P0.9) ranging from 1.0 to 20.

Abstract: A shock-absorbing sheet comprises a foamed resin layer having a thickness of 200 ?m or less, a void ratio (P0.1) of a plane directional cross section at a thickness of 0.1 T, a void ratio (P0.5) of a plane directional cross section at a thickness of 0.5 T, and a void ratio (P0.9) of a plane directional cross section at a thickness of 0.9 T from one surface of the foamed resin layer each ranging from 10 to 70 area %; and the standard deviation (P?) for an average void ratio found from the void ratio (P0.1), the void ratio (P0.5) and the void ratio (P0.9) ranging from 1.0 to 20.

Abstract: This foam has a 25% compressive strength at 23° C. of 90 kPa or lower and an elongation at break at 160° C., measured in accordance with JIS K6251, of 200% or higher. The present invention makes it possible to provide a foam with which it is possible to obtain a molded article having an exceptional appearance even in secondary processing into a complex shape, without harming the flexibility.

Abstract: A closed-cell foam water-stop sheet with an adhesion layer, wherein the closed-cell foam water-stop sheet comprises: the adhesion layer that comprises a rubber component (A) having a total content of 80% by mass or more of a butyl rubber (a1) and an ethylene-propylene-diene rubber (a2), and a petroleum resin-based tackifier (B), the adhesion layer having a thickness of 0.01 to 2.0 mm; and a closed-cell foam sheet having a closed cell ratio of 70% or more, the closed-cell foam sheet being integrally attached to the adhesion layer, and wherein a mass ratio of the ethylene-propylene-diene rubber (a2) to the butyl rubber (a1) [(a2)/(a1)] is 0/100 to 93/7, a content of the petroleum resin-based tackifier (B) is 0.5 to 20 parts by mass based on 100 parts by mass of the rubber component (A), and the closed-cell foam water-stop sheet with an adhesion layer has a 25% compression stress of 10 to 800 kPa.

Abstract: The present invention provides a sealing material for a solar cell that seals a solar cell element of a solar cell in a short time in the production of a solar cell module, thereby enabling efficient production of solar cell modules. The sealing material for a solar cell of the present invention has a feature of containing 100 parts by weight of a modified butene-based resin that is produced by graft-modifying a butene-ethylene copolymer having a butene content of 1 to 25% by weight with maleic anhydride and has a total content of the maleic anhydride of 0.1 to 3% by weight, and 0.1 to 15 parts by weight of a silane compound having an epoxy group.

Abstract: The present invention provides a sealing material for a solar cell that seals a solar cell element of a solar cell in a short time in the production of a solar cell module, thereby enabling efficient production of solar cell modules. The sealing material for a solar cell of the present invention has a feature of containing 100 parts by weight of a modified butene-based resin that is produced by graft-modifying a butene-ethylene copolymer having a butene content of 1 to 25% by weight with maleic anhydride and has a total content of the maleic anhydride of 0.1 to 3% by weight, and 0.1 to 15 parts by weight of a silane compound having an epoxy group.

Abstract: It is an object of the present invention to provide a binder resin which, when used in an inorganic fine particle-dispersed paste composition, leaves little amount of residual carbon after sintering and can be degreased even under low temperature conditions. It is also an object of the present invention to provide a vehicle composition and an inorganic fine particle-dispersed paste composition, which are obtained by using the binder resin. The binder resin of the present invention is for use in an inorganic fine particle-dispersed paste composition containing inorganic fine particles. The binder resin contains from 5 to 55% by weight of a segment derived from methyl methacrylate, from 30 to 80% by weight of a segment derived from isobutyl methacrylate, and from 5 to 20% by weight of a segment derived from polyoxyalkylene ether monomethacrylate.

Abstract: An electric wire of the present invention includes: (a) a conductive wire divided into a plurality of regions by a first insulating film extending in a longitudinal direction; (b) a second insulating film that coats a longitudinal periphery of the conductive wire; and (c) a conductive pipe that surrounds, without any space, the conductive wire in the longitudinal direction while sandwiching the second insulating film. Each of the divided regions of the conductive wire has a minor axis less than twice as large as a skin thickness at a working frequency. A wall thickness of the conductive pipe is smaller than the skin thickness at the working frequency.

Abstract: An object of the present invention is to provide a method for producing a flexible solar cell module which makes it possible to suitably produce flexible solar cell modules in which a solar cell element and a solar cell encapsulant sheet are well adhered to each other by encapsulating a solar cell by roll-to-roll processing in a continuous manner without the need to perform a crosslinking process and without causing wrinkles and curls.

Abstract: An object of the present invention is to provide a method for producing a flexible solar cell module which makes it possible to suitably produce flexible solar cell modules in which a solar cell element and a solar cell encapsulant sheet are well adhered to each other by encapsulating a solar cell by roll-to-roll processing in a continuous manner without the need to perform a crosslinking process and without causing wrinkles and curls.

Abstract: An object of the present invention is to provide a method for producing a flexible solar cell module which makes it possible to encapsulate a solar cell in a continuous manner without the need to perform a crosslinking process and highly efficiently produce flexible solar cell modules in which a solar cell and a solar cell encapsulant sheet are well adhered to each other without causing wrinkles and curls.

Abstract: An object of the present invention is to provide a solar cell encapsulant sheet which makes it possible to suitably produce flexible solar cell modules in which the solar cell encapsulant sheet is well adhered to a solar cell element by encapsulating a solar cell element by roll-to-roll processing in a continuous manner without the need to perform a crosslinking process and without causing wrinkles and curls. The present invention provides a solar cell encapsulant sheet including a fluoropolymer sheet and an adhesive layer that includes a maleic anhydride-modified olefin resin on the fluoropolymer sheet, the maleic anhydride-modified olefin resin being a resin in which an ?-olefin-ethylene copolymer that includes 1 to 25% by weight of ?-olefin units is graft-modified with maleic anhydride, and a total amount of maleic anhydride being 0.1 to 3% by weight.

Abstract: The present invention provides a sealing material for a solar cell that seals a solar cell element of a solar cell in a short time in the production of a solar cell module, thereby enabling efficient production of solar cell modules. The sealing material for a solar cell of the present invention has a feature of containing 100 parts by weight of a modified butene-based resin that is produced by graft-modifying a butene-ethylene copolymer having a butene content of 1 to 25% by weight with maleic anhydride and has a total content of the maleic anhydride of 0.1 to 3% by weight, and 0.1 to 15 parts by weight of a silane compound having an epoxy group.

Abstract: An object of the present invention is to provide a binder resin for a conductive paste, which can be used to obtain a conductive paste having a high conductive powder dispersibility, an ability to form high-aspect-ratio lines, and a low residual carbon content after firing. Further objects of the invention are to provide a conductive paste and a solar cell element produced using such a binder resin for a conductive paste. The invention provides a binder resin for a conductive paste, which includes a polymer having a main chain composed of a segment derived from a (meth)acrylate monomer and having also a phosphoric acid-based component represented by general formula (1) below at an ? position thereon. In general formula (1), X is an oxygen atom or a sulfur atom, and R1 and R2 are each a hydrogen atom, a hydrocarbon group having 1 to 13 carbon atoms, a hydroxyl group-containing group having 1 to 13 carbon atoms or an ester bond-containing group having 1 to 13 carbon atoms.

Abstract: A novel cycloolefin copolymer that can be employed in the production of molding with fewer defects, for example, fewer gel particles (fish eyes). There is provided a cycloolefin copolymer comprising 80 to 20 mol % of repeating units derived from an ?-olefin monomer and 20 to 80 mol % of repeating units derived from at least one cycloolefin monomer selected from the group consisting of monomer of the general formula (I), monomer of the general formula (II), monomer of the general formula (III), monomer of the general formula (IV) and monomer of the general formula (V), wherein with respect to the repeating units derived from cycloolefin monomer, the proportion thereof being present in the form of dimer (Rd) is 50 mol % or below and the proportion thereof being present in the form of trimer (Rt) 5 mol % or above.

Abstract: It is an object of the present invention to provide a binder resin which, when used in an inorganic fine particle-dispersed paste composition, leaves little amount of residual carbon after sintering and can be degreased even under low temperature conditions. It is also an object of the present invention to provide a vehicle composition and an inorganic fine particle-dispersed paste composition, which are obtained by using the binder resin. The binder resin of the present invention is for use in an inorganic fine particle-dispersed paste composition containing inorganic fine particles. The binder resin contains from 5 to 55% by weight of a segment derived from methyl methacrylate, from 30 to 80% by weight of a segment derived from isobutyl methacrylate, and from 5 to 20% by weight of a segment derived from polyoxyalkylene ether monomethacrylate.

Abstract: A novel cycloolefin copolymer that can be employed in the production of molding with fewer defects, for example, fewer gel particles (fish eyes). There is provided a cycloolefin copolymer comprising 80 to 20 mol % of repeating units derived from an ?-olefin monomer and 20 to 80 mol % of repeating units derived from at least one cycloolefin monomer selected from the group consisting of monomer of the general formula (I), monomer of the general formula (II), monomer of the general formula (III), monomer of the general formula (IV) and monomer of the general formula (V), wherein with respect to the repeating units derived from cycloolefin monomer, the proportion thereof being present in the form of dimer (Rd) is 50 mol % or below and the proportion thereof being present in the form of trimer (Rt) 5 mol % or above.

Abstract: It is the object of the present invention to provide a retardation film comprising a norbornene type copolymer, being excellent in heat resistance, low specific gravity, low birefringence, low photoelasticity, and low chromatic dispersion and having high performance of retardation compensation.

Abstract: The present invention relates to a zero-valent transition metal complex which can be used as a starting material for producing a catalyst usable for producing a polyolefin by ring-opening metathesis polymerization of an olefin and an epothilone by ring-closing metathesis reaction, and a method for efficiently producing, at low cost, an organometallic compound useful as a catalyst, using the zero-valent transition metal complex as a starting material. Provided is a method for producing a zero-valent transition metal complex (C), which comprises reacting a divalent transition metal complex (A) with an olefin (B), the complex (A) being selected from the group consisting of a divalent ruthenium complex (A1) and a divalent osmium complex (A2), thereby obtaining a zero-valent transition metal complex (C), wherein the reaction is conducted under reducing conditions and after the reaction, the resultant crude product is extracted at high temperature using a saturated hydrocarbon as an extracting solvent.

Abstract: It is an object of the invention to provide coated particles excellent in the reliability of connection. The invention provides coated particles each comprising a metal-surfaced particle as a core and resulting from a partial surface modification of that core particle with an organic compound via a functional group (A) capable of binding to a metal.