Abstract:
A solvent composition includes an organic solvent including one or more organic solvents (A) and one or more organic solvents (B), and one or more types of core-shell polymer particles each comprising a core layer and a shell layer. The organic sol vents (A) have a polar teen δp of a Hansen solubility parameter of less than 11 and a hydrogen bond term δh of less than 10, and the organic solvents (B) satisfy at least one of 11 or more of the polar term δp or 10 or more of the hydrogen bond term δh. A weight ratio of (A) to (B) ranges from 15:85 to 95:5. Based on a total weight of the solvent composition, a content of the core-shell polymer particles is 20 to 40% by weight and a water content is 1% by weight or less.
Abstract:
A solvent composition includes an organic solvent including one or more organic solvents (A) and one or more organic solvents (B), and one or more types of core-shell polymer particles each comprising a core layer and a shell layer. The organic sol vents (A) have a polar teen δp of a Hansen solubility parameter of less than 11 and a hydrogen bond term δh of less than 10, and the organic solvents (B) satisfy at least one of 11 or more of the polar term δp or 10 or more of the hydrogen bond term δh. A weight ratio of (A) to (B) ranges from 15:85 to 95:5. Based on a total weight of the solvent composition, a content of the core-shell polymer particles is 20 to 40% by weight and a water content is 1% by weight or less.
Abstract:
A resin composition includes: a curable compound (α); a curing agent (β); a liquid crystal polymer (γ) that forms a liquid crystal phase at 190° C. or lower; and a filler (δ). A liquid crystal polymer composition includes: (I) a compound having two or more epoxy groups in the molecule; (II) a curing agent; (III) a liquid crystal polymer that forms a liquid crystal phase at 190° C. or lower; (IV) a thermal conductive filler; and (V) a solvent. A curable resin composition includes: (A) a thermoplastic resin; (B) a curable resin; (C) a curing agent; (D) an elastomer; and (E) an inorganic filler.
Abstract:
A resin composition includes (A) a thermally-conductive organic additive including a liquid crystalline thermoplastic resin which has a mainly-chain structure, wherein a main chain of the liquid crystalline thermoplastic resin contains mainly a repeating unit represented by the general formula (1): -M-Sp- (1) where M represents a mesogenic group and Sp represents a spacer, (B) a thermosetting resin; and (C) an inorganic filler.
Abstract:
A metal-clad laminate and techniques using the metal-clad laminate are provided where the metal-clad laminate has excellent adhesiveness between a substrate and metal foil in addition to good dielectric characteristics and heat resistance. The metal-clad laminate includes an insulating layer in contact with metal foil where the insulating layer further includes a resin composition and a fibrous base material. The resin composition contains a specific resin (A) and specific core-shell polymer particles (B), and a surface of the metal foil has a ten-point average roughness (Rz) of not more than 2.0 μm.
Abstract:
A metal-clad laminate and techniques using the metal-clad laminate are provided where the metal-clad laminate has excellent adhesiveness between a substrate and metal foil in addition to good dielectric characteristics and heat resistance. The metal-clad laminate includes an insulating layer in contact with metal foil where the insulating layer further includes a resin composition and a fibrous base material. The resin composition contains a specific resin (A) and specific core-shell polymer particles (B), and a surface of the metal foil has a ten-point average roughness (Rz) of not more than 2.0 μm.
Abstract:
A method of improving flowability of polycarbonate or polyarylate includes mixing the polycarbonate or the polyarylate with a flowability improver including a polyester. The polyester is a polycondensate of monomers including a bisphenol component (B) and a dicarboxylic acid component (C) at a molar ratio satisfying (B):(C)=45:55-55:45. The polyester includes a portion derived from the bisphenol component (B) and the dicarboxylic acid component (C) in an amount of 50 mol % or more.
Abstract:
The present invention relates to: (i) a resin composition having excellent thermal conductivity and capable of being processed into a thin-walled and flexible molded article, the resin composition containing: (a) a resin consisting of 40 to 60 mol % of a unit (A) having a biphenyl group, and 5 to 40 mol % of a linear unit (B), and 5 to 40 mol % of a linear unit (C), where a thermal conductivity of the resin itself is not less than 0.4 W/(m·K); and (b) an inorganic filler having thermal conductivity of not less than 1 W/(m·K), (ii) a heat-dissipating or heat-transferring resin material containing the resin composition, and (iii) a thermally conductive membrane containing the resin composition.
Abstract:
The present invention relates to: (i) a resin composition having excellent thermal conductivity and capable of being processed into a thin-walled and flexible molded article, the resin composition containing: (a) a resin consisting of 40 to 60 mol % of a unit (A) having a biphenyl group, and 5 to 40 mol % of a linear unit (B), and 5 to 40 mol % of a linear unit (C), where a thermal conductivity of the resin itself is not less than 0.4 W/(m·K); and (b) an inorganic filler having thermal conductivity of not less than 1 W/(m·K), (ii) a heat-dissipating or heat-transferring resin material containing the resin composition, and (iii) a thermally conductive membrane containing the resin composition.
Abstract translation:本发明涉及:(i)具有优异导热性且能够加工成薄壁且柔性的模制品的树脂组合物,该树脂组合物含有:(a)由40至60摩尔%的 具有联苯基的单元(A)和5〜40摩尔%的线性单元(B),以及5〜40摩尔%的线性单元(C),其中树脂本身的导热率不小于0.4 W /(m·K); 和(b)导热率不小于1W /(m·K)的无机填料,(ii)含有该树脂组合物的散热或传热树脂材料,和(iii)含有 树脂组合物。
Abstract:
A resin molded article of the present invention includes at least a resin and an inorganic filler that is in a plate form, a spheroidal form, or a fiber form, in a region of 50% or more of a volume of the resin molded article, the resin having resin molecular chains oriented in a thickness direction of the resin molded article and the inorganic filler having a long axis oriented in an in-plane direction of the resin molded article, the resin molecular chains having an orientation degree α in a range of 0.6 or more and less than 1.0, the orientation degree being calculated by the following Formula (1), from a half-value width W obtained by wide-angle X-ray scattering measurement: orientation degree α=(360°−ΣW)/360° (1), wherein W is a half-value width of a scattering peak between the resin molecular chains, in an intensity distribution in directions of azimuth angles in a range of 0° to 360° in the wide-angle X-ray scattering measurement.