The invention relates to thermoplastic compositions, containing the following components: a) 30 to 90 wt % of one or more styrene copolymers, and acrylonitrile, as component A; b) 10 to 70 wt % of several impact-modifying graft rubbers without an olefinic double bond in the rubber phase as component B, wherein said component B contains: B1) 1 to 50 wt % of rubber particles that have an average particle diameter of 50 to 150 nm as component B I; B2) 50 to 99 wt % of rubber particles that have an average particle diameter of 800 to 1200 nm as component B2; c) 0 to 20 wt % of one or more additives as component C; are especially weather-resistant and have good mechanical properties.

A mixture of polymers with lubricating properties is provided. The polymer can be used to produce a lubricating fluid. They can also be born on a surface or embedded in a porous material. This mixture of polymers comprises (a) a pharmaceutically acceptable bottle-brush polymer comprising a backbone with polymeric pendant chains, and (b) a pharmaceutically acceptable linear polymer. In the lubricating fluid, the bottle-brush polymer and the linear polymer are dissolved together in a pharmaceutically acceptable solvent.

Nanostructures and associated compositions, systems, and methods are provided. In some embodiments, a nanostructure may comprise polymers, intermolecular bonding groups, and a particle. The polymers may be associated with the particle and the intermolecular bonding groups may be associated with at least some of the polymers. In some embodiments, at least some of the intermolecular bonding groups may have a different chemical composition and/or chemical property than the polymers. In some embodiments, nanostructures may reversibly associate with each other via the intermolecular bonding groups to form a material. In some such cases, the intermolecular bonding groups on different nanostructures may reversibly associate with each other. In some embodiments, the nanostructures may be designed, such that the energy required to disassociate at least a portion of the nanostructures in the material is greater than the energy required to dissociate a single association between intermolecular bonding groups.

Nanostructures and associated compositions, systems, and methods are provided. In some embodiments, a nanostructure may comprise polymers, intermolecular bonding groups, and a particle. The polymers may be associated with the particle and the intermolecular bonding groups may be associated with at least some of the polymers. In some embodiments, at least some of the intermolecular bonding groups may have a different chemical composition and/or chemical property than the polymers. In some embodiments, nanostructures may reversibly associate with each other via the intermolecular bonding groups to form a material. In some such cases, the intermolecular bonding groups on different nanostructures may reversibly associate with each other. In some embodiments, the nanostructures may be designed, such that the energy required to disassociate at least a portion of the nanostructures in the material is greater than the energy required to dissociate a single association between intermolecular bonding groups.

Provided are graft copolymers, methods of making graft copolymers, polymer blends made from graft copolymers, methods of making polymer blends, and articles made from graft copolymers and blends thereof. The graft copolymers may be made from ethylene and isotactic polypropylene. The polymer blends may be made from semi-crystalline polyethylene, polypropylene, and a graft copolymer of the present disclosure.

An amphiphilic polymeric material which has a straight or branched chain polymer backbone and a multiplicity of side chains attached to the backbone, wherein the backbone is a copolymer of at least one ethylenically-unsaturated aliphatic hydrocarbon monomer and maleic anhydride, or is a terpolymer of maleic anhydride, ethylene, and a further ethylenically unsaturated monomer. A method of synthesizing said polymeric material is also provided, together with chewing gum bases, compositions and emulsions comprising amphiphilic polymeric materials.

A thermoplastic resin composition having improved weather resistance includes an acrylic graft copolymer, an aromatic vinyl-vinyl cyanide copolymer, and a coloring agent including an inorganic pigment and an organic pigment mixed with each other at a predetermined ratio to maintain mechanical properties of the resin and have improved color mixing ability and weather resistance.

A resin composition includes a polystyrene resin; a polyethylene terephthalate resin; and a glycidyl group-containing polyethylene graft copolymer, wherein a content of the polystyrene resin is from 10% by weight to 40% by weight and a content of the polyethylene terephthalate resin is from 60% by weight to 90% by weight, with respect to a total amount of the polystyrene resin and the polyethylene terephthalate resin, a content of the glycidyl group-containing polyethylene graft copolymer is from 3% by weight to 20% by weight with respect to 100 parts by weight of a total amount of the polystyrene resin and the polyethylene terephthalate resin, and the glycidyl group-containing polyethylene graft copolymer is a copolymer obtained by graft-polymerizing a polymerizable vinyl monomer to a main chain of a polyethylene copolymer constituted with a glycidyl group-containing (meth)acrylic acid ester unit and an ethylene unit.

A resin composition includes a polystyrene resin; a polyethylene terephthalate resin; and a glycidyl group-containing polyethylene graft copolymer, wherein a content of the polystyrene resin is from 10% by weight to 40% by weight and a content of the polyethylene terephthalate resin is from 60% by weight to 90% by weight, with respect to a total amount of the polystyrene resin and the polyethylene terephthalate resin, a content of the glycidyl group-containing polyethylene graft copolymer is from 3% by weight to 20% by weight with respect to 100 parts by weight of a total amount of the polystyrene resin and the polyethylene terephthalate resin, and the glycidyl group-containing polyethylene graft copolymer is a copolymer obtained by graft-polymerizing a polymerizable vinyl monomer to a main chain of a polyethylene copolymer constituted with a glycidyl group-containing (meth)acrylic acid ester unit and an ethylene unit.

A mixture having (A) a polymer obtain by polymerizing at least one free-radically polymerizable compound; and (B) at least one compound having at least one ethylenically unsaturated, free-radically polymerizable group and having a weight-average molecular weight Mw of less than 5000 g/mol, wherein at least 10% by weight of compounds (B) are one or more compounds B1 with at least one nonaromatic ring system.