Abstract:
The present invention provides an electrically insulating resin composition comprising a polysulfone resin including a plurality of sulfonyl groups in the molecule and a polyamide resin, wherein the proportion of the polyamide resin is 1 to 45% by mass. The present invention also provides a laminate sheet obtained by bonding a plurality of sheet materials with a resin composition layer interposed therebetween, wherein the resin composition layer comprises a polysulfone resin including a plurality of sulfonyl groups in the molecule and a polyamide resin, and the proportion of the polyamide resin is 1 to 45% by mass.
Abstract:
Disclosed is an adhesive composition including: a latex of a highly saturated nitrile rubber (A), which includes 10 to 55 wt % of an α,β-ethylenically unsaturated nitrile monomer unit, 25 to 89 wt % of a conjugated diene monomer unit and 1 to 20 wt % of an α,β-ethylenically unsaturated dicarboxylic acid monoester monomer unit and has an iodine value of 120 or less, and a crosslinking aid (B) which has 2 or more ethylenically unsaturated groups in a molecule.
Abstract:
The present invention provides polyamide compositions comprising (a) at least one high chain-length polyamide [polyamide (PA)]; (b) at least one grafted polyolefin [olefin (PO)]; and (c) at least one aromatic diacid [acid (DA)]. The polyamide composition can be advantageously used as a material to be coated on a surface of metal component.
Abstract:
A fiber reinforced thermoplastic resin member is formed by impregnating continuous fibers with a thermoplastic resin. As surfaces of the fiber reinforced thermoplastic resin member, surface layers are provided which are formed of a thermoplastic resin having a higher molecular weight than the thermoplastic resin.
Abstract:
Disclosed are overmolded polyamide composites structures and processes for their preparation. The disclosed overmolded composite structures comprise i) a first component having a surface, which surface has at least a portion made of a surface resin composition, and comprising a fibrous material, ii) a second component comprising an overmolding resin composition, adhered to said first component over at least a portion of the surface of said first component. The surface resin composition is selected from polyamide compositions comprising a blend of (A) one or more fully aliphatic polyamides selected from group (I) polyamides having a melting point of less than 230° C., and (B) one or more polyamides selected from group (II) polyamides having a melting point of at least 250° C., and wherein the matrix resin composition is selected from (B) or blends of (A) and (B).
Abstract:
Disclosed herein is a composition comprising a crosslinked organic polymer; wherein the composition has a coefficient of friction that is in a range of ±30% of a coefficient of friction for a composition comprising the same organic polymer that is not crosslinked; and wherein the composition has a lower K factor than a K factor of the composition comprising the same organic polymer that is not crosslinked; the coefficient of friction and the K factor being measured in a thrust washer apparatus as per ASTM D-3702, where the counter stationary surface in the thrust washer apparatus comprises carbon steel having a Rockwell C hardness of 18 to 22 and a 12 to 16 micro-inch surface finish.
Abstract:
Provided is a polyimide excellent in heat resistance and colorless transparency and also excellent in flexibility and ultraviolet ray transmittance. The polyimide includes a structural unit represented by Formula (1a) and a structural unit represented by Formula (1b) wherein R is a specific aromatic group.
Abstract:
The invention provides a polyamide resin composition (1) containing a polyamide (A) and a free volume modifier (B), and having a free volume, as measured according to a positron annihilation method, of 0.0545 nm3 or less. The invention also provides a polyamide resin composition (2) prepared by adding from 0.005 to 1.200 parts by mass of a polysilsesquioxane (B) whose main chain is comprised of siloxane bonds, to 100 parts by mass of a polyamide (A) that contains a diamine unit including an aromatic diamine unit represented by the following general formula (I) in an amount of 70 mol % or more and a dicarboxylic acid unit including at least one of a linear aliphatic dicarboxylic acid unit represented by the following general formula (II-1) and an aromatic dicarboxylic acid unit represented by the following general formula (II-2) in a total amount of 50 mol % or more: wherein n in the general formula (II-1) indicates an integer of from 2 to 18, and Ar in the general formula (II-2) represents an arylene group.
Abstract:
A method is disclosed for recycling broad goods material into a flaked feed material. The broad goods material includes reinforcement fibers and thermoplastic material. The recycling method includes applying heat and pressure to impregnate the reinforcement fibers at a filament level with the thermoplastic material to form an impregnated fiber material. The method also includes cooling the impregnated fiber material, and cutting the cooled impregnated fiber material into flakes to produce the flaked feed material.