摘要:
An optical filter comprising a substrate and a dielectric multilayer film formed on at least one surface of the substrate, wherein the substrate comprises an aromatic polyether-based polymer having a glass transition temperature (Tg), measured via differential scanning calorimetry (DSC, heating rate: 20° C./min), of from 230 to 350° C.
摘要:
An optical filter comprising a substrate and a dielectric multilayer film formed on at least one surface of the substrate, wherein the substrate comprises an aromatic polyether-based polymer having a glass transition temperature (Tg), measured via differential scanning calorimetry (DSC, heating rate: 20° C./min), of from 230 to 350° C.
摘要:
A polymer comprising: at least one structural unit (i) selected from the group consisting of a structural unit represented by formula (1) below and a structural unit represented by formula (2) below, wherein a terminal structure of said polymer is independently a structural unit represented by formula (5) below or a structural unit represented by formula (6) below.
摘要:
A polymer comprising: at least one structural unit (i) selected from the group consisting of a structural unit represented by formula (1) below and a structural unit represented by formula (2) below, wherein a terminal structure of said polymer is independently a structural unit represented by formula (5) below or a structural unit represented by formula (6) below.
摘要:
There are provided a substrate for printed wiring excellent in light transmission property, heat resistance, mechanical strength and resistance to thermal coloration; a printed wiring laminate; and a resin composition used to produce the substrate and the laminate. The substrate for printed wiring comprises an aromatic polyether-typed polymer having a glass transition temperature, as measured by differential scanning calorimetry (DSC, heating rate: 20° C./minute), of from 230° C. to 350° C.
摘要:
Provided is a film comprising a polymer that comprises a structural unit represented by the following formula (1), wherein at least part of the terminal structure of the polymer is at least one structure selected from the group consisting of structural units represented by the following formula (2) and structural units represented by the following formula (3).
摘要:
There are provided a substrate for printed wiring excellent in light transmission property, heat resistance, mechanical strength and resistance to thermal coloration; a printed wiring laminate; and a resin composition used to produce the substrate and the laminate. The substrate for printed wiring comprises an aromatic polyether-typed polymer having a glass transition temperature, as measured by differential scanning calorimetry (DSC, heating rate: 20° C./minute), of from 230° C. to 350° C.
摘要:
A resin composition containing: a polymer having at least one structural unit (i) selected from a group consisting of a structural unit represented by formula (1) and a structural unit represented by formula (2); and at least one organic solvent selected from a group consisting of ether solvents, ketone solvents, ester solvents and amide solvents.
摘要:
A polyimide-type material that exhibits an excellent heat resistance and moldability such as easiness of molding into a film configuration and low process load, and a film made from this polyimide-type material are provided. The polyimide-type material contains a polyamic acid and/or polyimide obtained by reacting (A) at least one acyl compound selected from the group consisting of 1-cis-2-cis-3-trans-4-trans-cyclopentanetetracarboxylic acid, 1-cis-2-cis-3-trans-4-trans-cyclopentanetetracarboxylic acid dianhydride, and reactive derivatives thereof, with (B) an imino-forming compound.
摘要:
The present invention provides a sulfonic group-containing polyarylene block copolymer superior to the perfluoroalkylsulfonic acid polymers in cost, conductive properties and proccessability, a process for producing the copolymer, a solid polymer electrolyte and a proton conductive membrane.The sulfonic group-containing polyarylene block copolymer includes a polymer segment with an ion conductive component represented by the formula (A) and at least one polymer segment without an ion conductive component represented by the formulae (B-1), (B-3) and the like and containing an aromatic ring bonded at the meta-positions or ortho-positions: wherein X is a single bond, —CO—, —SO2— or the like; W is a single bond, —CO—, —SO2— or the like; Q is a single bond, —O—, —S— or the like; J is a single bond, —CO—, —SO2— or the like; and R1 to R24 are each a hydrogen atom, a fluorine atom, an alkyl group or the like.
摘要翻译:本发明提供了一种在成本高,导电性和可加工性方面优于全氟烷基磺酸聚合物的含磺基聚亚芳基嵌段共聚物,制备共聚物的方法,固体聚合物电解质和质子传导膜。 含有磺酸基的聚亚芳基嵌段共聚物包括具有由式(A)表示的离子传导性成分的聚合物链段和至少一个不具有由式(B-1),(B-3)表示的离子传导性成分的聚合物链段, 并且含有在间位或邻位键合的芳环:其中X是单键,-CO - , - SO 2 - 等; W是单键,-CO - , - SO 2 - 等; Q是单键,-O - , - S-等; J是单键,-CO - , - SO 2 - 等; R 12和R 24各自为氢原子,氟原子,烷基等。