A nitrile rubber composition including: a carboxyl group-containing nitrile rubber containing 5 to 30% by weight of an ,-ethylenically unsaturated nitrile monomer unit, 0.1 to 10% by weight of a carboxyl group-containing monomer unit, 15 to 60% by weight of an ,-ethylenically unsaturated monocarboxylic acid ester monomer unit, and 20 to 64.9% by weight of a conjugated diene monomer unit and having an iodine value of 120 or less; and a reactive silicone oil.

A nitrile rubber composition including: a carboxyl group-containing nitrile rubber containing 5 to 30% by weight of an ,-ethylenically unsaturated nitrile monomer unit, 0.1 to 10% by weight of a carboxyl group-containing monomer unit, 15 to 60% by weight of an ,-ethylenically unsaturated monocarboxylic acid ester monomer unit, and 20 to 64.9% by weight of a conjugated diene monomer unit and having an iodine value of 120 or less; and a reactive silicone oil.

This disclosure relates to a thermoplastic resin composition comprising (A) 60 to 85 wt % of a (meth)acrylic resin, (B) 10 to 30 wt % of an acrylic graft copolymer, and (C) 5 to 10 wt % of a maleimide-based heat-resistant copolymer and a molded product using the same. SACLIENTS\7020\234\7020.234 English spec (OPP20201939_O2019132304).doc

This disclosure relates to a thermoplastic resin composition comprising (A) 60 to 85 wt % of a (meth)acrylic resin, (B) 10 to 30 wt % of an acrylic graft copolymer, and (C) 5 to 10 wt % of a maleimide-based heat-resistant copolymer and a molded product using the same. SACLIENTS\7020\234\7020.234 English spec (OPP20201939_O2019132304).doc

A thermoplastic resin composition includes: 100 parts by weight of a base resin including (A) about 35 wt % to about 55 wt % of an acrylic graft copolymer; (B) about 35 wt % to about 55 wt % of an aromatic vinyl-vinyl cyanide copolymer; and (C) about 2 wt % to about 15 wt % of an alkyl(meth)acrylate-based resin; (D) about 0.4 parts by weight to about 2 parts by weight of a first sterically hindered amine represented by Chemical Formula 1 described in the detailed description; and (E) about 0.4 parts by weight to about 2 parts by weight of a second sterically hindered amine represented by Chemical Formula 2 described in the detailed description.

A conductive composition is provided and at least includes an acrylic resin and a conductive powder, wherein the acrylic resin at least contains a polymer unit (A) of a (meth)acrylate having an epoxy group and a polymer unit (B) of a (meth)acrylate having an isobornyl group, and an amount of the polymer unit (B) is 5.0 parts by mass or more and 50.0 parts by mass or less based on 100 parts by mass of the acrylic resin.

A conductive composition is provided and at least includes an acrylic resin and a conductive powder, wherein the acrylic resin at least contains a polymer unit (A) of a (meth)acrylate having an epoxy group and a polymer unit (B) of a (meth)acrylate having an isobornyl group, and an amount of the polymer unit (B) is 5.0 parts by mass or more and 50.0 parts by mass or less based on 100 parts by mass of the acrylic resin.

This invention is directed to polymer-permeated grafts and methods of making and using the same.

A subject of the invention is an infusible three-dimensional network of crosslinked polymer fibres, suitable as a cell support, and in particular characterized in that the diameter of said fibres is comprised between 0.1 and 1.5 m, the size of the interstices between said fibres is comprised between 0.1 and 50 m.sup.2, and the stiffness of said network is characterized by an elastic modulus comprised between 0.01 and 10,000 kPa, preferably between 0.1 and 10,000 kPa, preferably between 0.1 and 1,000 kPa, more preferentially between 0.1 and 300 kPa.

Another subject of the invention is a process for preparing a three-dimensional network of crosslinked polymer fibres, comprising a step of synthesis of said network by electrospinning of a solution of acrylic-type polymer, more particularly PAN, which is optionally supplemented by a stiffening agent, followed by a step of heat treatment under an oxidizing atmosphere and at a temperature comprised between 40 C. and 400 C., preferably between 200 C. and 300 C.

Finally, a subject of the invention is an infusible three-dimensional network of crosslinked polymer fibres as a cell support, that can be used in particular for studying cell survival and migration.

A subject of the invention is an infusible three-dimensional network of crosslinked polymer fibres, suitable as a cell support, and in particular characterized in that the diameter of said fibres is comprised between 0.1 and 1.5 m, the size of the interstices between said fibres is comprised between 0.1 and 50 m.sup.2, and the stiffness of said network is characterized by an elastic modulus comprised between 0.01 and 10,000 kPa, preferably between 0.1 and 10,000 kPa, preferably between 0.1 and 1,000 kPa, more preferentially between 0.1 and 300 kPa.

Another subject of the invention is a process for preparing a three-dimensional network of crosslinked polymer fibres, comprising a step of synthesis of said network by electrospinning of a solution of acrylic-type polymer, more particularly PAN, which is optionally supplemented by a stiffening agent, followed by a step of heat treatment under an oxidizing atmosphere and at a temperature comprised between 40 C. and 400 C., preferably between 200 C. and 300 C.

Finally, a subject of the invention is an infusible three-dimensional network of crosslinked polymer fibres as a cell support, that can be used in particular for studying cell survival and migration.