The present disclosure relates to thermoplastic collagen elastomer compositions comprising collagen, at least one reactive thermoplastic elastomer, and at least one softener, as well as composite materials made from these compositions. Methods of making and using the thermoplastic collagen elastomer composite materials to produce engineered leather are also disclosed.

The present disclosure relates to thermoplastic collagen elastomer compositions comprising collagen, at least one reactive thermoplastic elastomer, and at least one softener, as well as composite materials made from these compositions. Methods of making and using the thermoplastic collagen elastomer composite materials to produce engineered leather are also disclosed.

A thermoplastic resin composition according to the present invention comprises: a rubber-modified aromatic vinyl-based copolymer resin; an aliphatic polyamide resin; a poly(ether ester amide) block copolymer; a modified polyolefin resin; and a heat resistant vinyl-based copolymer resin. The thermoplastic resin composition exhibits excellent anti-static properties, heat resistance and mechanical properties.

A composition for production of injection-molded articles is made of recycled polyethylene terephthalate in an amount of over 90 wt %, a nucleation agent selected from salts of citrate acid, salts of carbonic acid, titanium oxide and mixtures thereof in an amount of 0.2-1 phr, and an impact modifier in the form of an unsaturated organic compound selected from acids, anhydrides, esters and metallic salts of at least one of the following: maleic, acrylic, methacrylic, itaconic, crotonic, alpha-methyl crotonic and cinnamic, in an amount of 2-4 phr. Optical brighteners, heat stabilizers and wax can also be added. The composition has high tensile strength, low shrinkage and high color stability, especially when compared to pure RPET.

Provided is a binder composition for a non-aqueous secondary battery electrode with which it is possible to form a slurry composition for a non-aqueous secondary battery electrode having excellent stability and an electrode for a non-aqueous secondary battery having excellent peel strength after thermal drying. The binder composition for a non-aqueous secondary battery electrode contains a particulate polymer A and a particulate polymer B. The particulate polymer A includes: a backbone portion formed of a block copolymer that includes an aromatic vinyl monomer unit and an aliphatic conjugated diene monomer unit; and a graft portion. The particulate polymer B includes an aliphatic conjugated diene monomer unit in a proportion of 70.0 mass % or more and includes a graft portion.

Provided is a binder composition for a non-aqueous secondary battery electrode with which it is possible to form a slurry composition for a non-aqueous secondary battery electrode having excellent stability and an electrode for a non-aqueous secondary battery having excellent peel strength after thermal drying. The binder composition for a non-aqueous secondary battery electrode contains a particulate polymer A and a particulate polymer B. The particulate polymer A includes: a backbone portion formed of a block copolymer that includes an aromatic vinyl monomer unit and an aliphatic conjugated diene monomer unit; and a graft portion. The particulate polymer B includes an aliphatic conjugated diene monomer unit in a proportion of 70.0 mass % or more and includes a graft portion.

A binder composition contains a particulate polymer including a graft portion and a backbone portion formed of a block copolymer including an aromatic vinyl monomer unit and an aliphatic conjugated diene monomer unit. An aromatic vinyl block region included in the block copolymer has a weight-average molecular weight of 15,000 or more, the block copolymer has a weight-average molecular weight of not less than 150,000 and not more than 500,000, and the graft portion constitutes a proportion of not less than 1.0 mass % and not more than 10.0 mass % relative to 100 mass % of the block copolymer.

To provide a resin composition, a pellet, a composite molded article, a method for manufacturing a composite molded article and a tank, all capable of enabling tight joining and integration of the polyacetal resin molded article and the polyethylene resin molded article, and of suppressing formaldehyde emission and occurrence of mold deposit. The resin composition contains a resin ingredient and melamine, the resin ingredient containing a polyacetal resin and a maleic anhydride-modified polyethylene resin, the polyacetal resin and the maleic anhydride-modified polyethylene resin following a mass proportion of (20 to 49):(80 to 51), and molar concentration of the maleic anhydride group capable of reacting with amino group of melamine contained in the resin composition being 5 to 25 μmol/g.

To provide a resin composition, a pellet, a composite molded article, a method for manufacturing a composite molded article and a tank, all capable of enabling tight joining and integration of the polyacetal resin molded article and the polyethylene resin molded article, and of suppressing formaldehyde emission and occurrence of mold deposit. The resin composition contains a resin ingredient and melamine, the resin ingredient containing a polyacetal resin and a maleic anhydride-modified polyethylene resin, the polyacetal resin and the maleic anhydride-modified polyethylene resin following a mass proportion of (20 to 49):(80 to 51), and molar concentration of the maleic anhydride group capable of reacting with amino group of melamine contained in the resin composition being 5 to 25 μmol/g.

A binder composition for a non-aqueous secondary battery contains water-soluble macromolecules, water, and a particulate polymer formed of a polymer that includes a block region formed of an aromatic vinyl monomer unit. Surface acid content A of the particulate polymer is 0.05 mmol/g or more, acid content B in an aqueous phase of the binder composition per 1 g of the particulate polymer is not less than 0.03 mmol/g and not more than 0.80 mmol/g, and a ratio (A/B) of the surface acid content A of the particulate polymer and the acid content B in the aqueous phase of the binder composition is not less than 0.5 and not more than 5.0.