摘要:
A high heat-resistance resin composition, the high heat-resistance resin composition being thermally treated at 150° C. for 100 hours, wherein a heat absorption amount of the high heat-resistance resin composition which is measured at a melting point thereof by Differential Scanning Calorimetry (DSC) is equal to or less than 45 J/g before thermal treatment, an increasing rate of the heat absorption amount of the high heat-resistance resin composition which is measured at a melting point thereof after the thermal treatment by Differential Scanning Calorimetry (DSC) is equal to or less than 20% as compared to that before the thermal treatment, and a degree of extensibility thereof is equal to or more than 200% after the thermal treatment.
摘要:
A heat-resistant resin composition comprised of a mixture prepared by kneading a polybutylene terephthalate resin together with a component different from said polybutylene terephthalate resin, wherein a β relaxation peak of said heat-resistant resin composition on the tan δ curve determined by the dynamic viscoelasticity measurement defined in Japanese Industrial Standard K 7244-4 appears at a temperature lower than a temperature at which a β relaxation peak of a composition composed singly of a polybutylene terephthalate appears; and said another component is dispersed in said polybutylene terephthalate resin phase in a form of particles having sizes of 1 μm or smaller.
摘要:
A high heat-resistance resin composition, the high heat-resistance resin composition being thermally treated at 150° C. for 100 hours, wherein a heat absorption amount of the high heat-resistance resin composition which is measured at a melting point thereof by Differential Scanning Calorimetry (DSC) is equal to or less than 45 J/g before thermal treatment, an increasing rate of the heat absorption amount of the high heat-resistance resin composition which is measured at a melting point thereof after the thermal treatment by Differential Scanning Calorimetry (DSC) is equal to or less than 20% as compared to that before the thermal treatment, and a degree of extensibility thereof is equal to or more than 200% after the thermal treatment.
摘要:
A polyester resin composition according to the present invention includes: a PBT resin; a styrene system elastomer; and a compound having a glycidyl group or a polyolefin composition in an amount of 50-80 wt %, 10-30 wt % and 10-30 wt %, respectively.
摘要:
A polyester resin composition according to the present invention includes: a PBT resin; a styrene system elastomer; and a compound having a glycidyl group or a polyolefin composition in an amount of 50-80 wt %, 10-30 wt % and 10-30 wt %, respectively.
摘要:
An insulated wire uses a resin composition. The insulated wire includes a conductor; and an insulating material provided on the conductor, the insulating material includes a polyester resin in 100 parts by weight, a non-bromine flame retardant agent in 1-30 parts by weight, a polyorganosiloxane core-graft copolymer in 1-50 parts by weight, an inorganic porous filler in 0.1-50 parts by weight; and a hydrolysis resistance modifier in 0.05-10 parts by weight.
摘要:
A polybutylene naphthalate-based resin composition contains polybutylene naphthalate resin, a polyester block copolymer, and magnesium hydroxide; and an electric wire uses a polybutylene naphthalate-based resin composition, with an insulated coating layer formed on a conductor, by using a polybutylene naphthalate-based resin composition containing polybutylene naphthalate resin, a polyester block copolymer, and magnesium hydroxide as an insulating material.
摘要:
A polybutylene naphthalate-based resin composition contains, relative to (A) 100 parts by wt of polybutylene naphthalate resin, (B) 40-150 parts by wt of polyester block copolymer, (C) 0.5-5 parts by wt of hydrolysis retarder, and (D) 0.5-5 parts by wt of inorganic multiporous filler.
摘要:
An adhesive composition includes a phenoxy resin having a bisphenol S skeleton in a structure and 10 to 100 parts by weight of a maleimide compound based on 100 parts by weight of the phenoxy resin. The maleimide compound has a plurality of maleimide groups in a structure and is at least one of a first maleimide compound having a melting temperature of 160° C. or lower and a gelling time at 200° C. of 180 to 350 seconds and a second maleimide compound having a melting temperature of 160° C. or lower and a gelling time at 250° C. of 110 to 150 seconds. A heat resistant adhesive film may be formed by coating the adhesive composition on a substrate film, and a wiring film may have a conductor wiring layer put between such heat resistant adhesive films.
摘要:
An insulated wire including a conductor, and an insulating film formed by coating and baking an insulating varnish on the conductor directly or via another insulation layer. The insulating varnish includes a phenolic hydroxyl group-containing polyimide resin represented by a chemical formula (1): where X is a tetravalent aromatic group composing an aromatic tetracarboxylic dianhydride residue, Y1 is a divalent aromatic group including one or more phenolic hydroxyl groups and Y2 is a divalent aromatic group not including a phenolic hydroxyl group A ratio of the number Z1 of phenolic hydroxyl groups included in Y1 of the chemical formula (1) to the number Z2 of an imide group included in the chemical formula (1) is 0.15≦Z1/Z2≦0.85.