C08K5/134

THERMOPLASTIC POLYMER COMPOSITION WITH REDUCED MIGRATION OF STABILISERS
20230183464 · 2023-06-15 ·

A thermoplastic polymer composition (A) leads to reduced migration of stabilisers or other ingredients (I), if it contains e.g. 50 to 90 wt. %, relative to the polymer composition (A), of a thermoplastic polymer (P), which has migration barrier properties, as well as at least one stabiliser component (S) and/or a further ingredient (I), wherein the following is true for the polymer composition (A): a) the glass transition temperature T.sub.g of the thermoplastic polymer (P) is greater than the use temperature; and b) the polymer-specific constant for polymers (Ap) of the thermoplastic polymer (P) is less than I; and c) the derived diffusion coefficient (Dp) of the thermoplastic polymer (P) for mineral oil is less than 10.sup.−12 cm.sup.2/s at 20° C.; and d) the morphology of the thermoplastic polymer (P) is either single-phase homogeneous, or two-phase heterogeneous.

RESIN COMPOSITION FOR GALVANO-SCANNING LASER WELDING, FORMED ARTICLE, KIT FOR GALVANO-SCANNING LASER WELDING, CAR-BORNE CAMERA COMPONENT, CAR-BORNE CAMERA MODULE, UV EXPOSED ARTICLE, AND, METHOD FOR MANUFACTURING FORMED ARTICLE

A resin composition that is laser-weldable under broad conditions of laser irradiation. A formed article formed of the resin composition. A kit for Galvano-scanning laser welding with a transmissive resin composition and a light-absorptive resin composition. A car-borne camera component formed of the resin composition. A car-borne camera module with the car-borne camera component. A UV exposed article formed of the resin composition. A method for manufacturing a formed article by welding a transmissive resin member and an absorptive resin member by Galvano-scanning laser welding. The resin composition for Galvano-scanning laser welding, contains 0.1 to 20 parts by mass of a reactive compound, per 100 parts by mass of a thermoplastic resin.

Polyisocyanate compositions
11667768 · 2023-06-06 · ·

The invention relates to a new polyisocyanate composition for producing coatings, said composition comprising at least one monophenol alkyl compound, a mixture of phosphite compounds for preventing yellowing and/or precipitation of the composition, and optionally, a catalyst.

Electric cable with improved temperature ageing resistance

An electric cable has at least one semi-conductive layer obtained from a polymer composition having at least one polypropylene-based thermoplastic polymer material, at least one first antioxidant and at least one metal deactivator.

Electric cable with improved temperature ageing resistance

An electric cable has at least one semi-conductive layer obtained from a polymer composition having at least one polypropylene-based thermoplastic polymer material, at least one first antioxidant and at least one metal deactivator.

THERMOPLASTIC FILMS FOR PLASTICULTURE APPLICATIONS

The present invention relates to a film for use in plasticulture that comprises at least a first layer of a thermoplastic polymer composition, said thermoplastic polymer composition comprising a linear low-density polyethylene having a melt index (MI) measured according to ASTM D1238 at a temperature of 190° C. and a load of 2.16 kg of higher than 1.0 g/10 min and at most 10.0 g/10 min, whereby the film has an RMS roughness measured by AFM according to point 4.2.2 of ISO 4287:1997 of lower than 40 nm, and/or an average roughness measured by AFM according to point 4.2.1 of ISO 4287:1997 of lower than 30 nm.

THERMOPLASTIC FILMS FOR PLASTICULTURE APPLICATIONS

The present invention relates to a film for use in plasticulture that comprises at least a first layer of a thermoplastic polymer composition, said thermoplastic polymer composition comprising a linear low-density polyethylene having a melt index (MI) measured according to ASTM D1238 at a temperature of 190° C. and a load of 2.16 kg of higher than 1.0 g/10 min and at most 10.0 g/10 min, whereby the film has an RMS roughness measured by AFM according to point 4.2.2 of ISO 4287:1997 of lower than 40 nm, and/or an average roughness measured by AFM according to point 4.2.1 of ISO 4287:1997 of lower than 30 nm.

POLYMER COMPOSITIONS WITH IMPROVED WEATHERING RESISTANCE
20220049069 · 2022-02-17 · ·

This invention relates to a polymer composition comprising: (A) at least one polyester, and (B) a stabilizer composition comprising: (1) at least one primary antioxidant comprising at least one hindered phenolic antioxidant; (2) at least one secondary antioxidant comprising at least one phosphite; (3) at least one chain extending agent; (4) at least one ultraviolet light absorbing agent; and (5) at least one hindered amine light stabilizer.

POLYMER COMPOSITIONS WITH IMPROVED WEATHERING RESISTANCE
20220049069 · 2022-02-17 · ·

This invention relates to a polymer composition comprising: (A) at least one polyester, and (B) a stabilizer composition comprising: (1) at least one primary antioxidant comprising at least one hindered phenolic antioxidant; (2) at least one secondary antioxidant comprising at least one phosphite; (3) at least one chain extending agent; (4) at least one ultraviolet light absorbing agent; and (5) at least one hindered amine light stabilizer.

Latent additive and composition containing latent additive
09777138 · 2017-10-03 · ·

A latent additive which is represented by general formula (1). (In the formula, A represents a five-membered or six-membered aromatic ring or heterocyclic ring; each of R.sup.1 and R.sup.2 independently represents a hydrogen atom, a halogen atom, a cyano group, a hydroxyl group, a nitro group, a carboxyl group, an optionally substituted alkyl group having 1-40 carbon atoms, an aryl group having 6-20 carbon atoms, an arylalkyl group having 7-20 carbon atoms or a heterocyclic ring-containing group having 2-20 carbon atoms; and R.sup.4 represents an alkyl group having 1-20 carbon atoms, an alkenyl group having 2-20 carbon atoms, an aryl group having 6-20 carbon atoms, an arylalkyl group having 7-20 carbon atoms, a heterocyclic ring-containing group having 2-20 carbon atoms or a trialkylsilyl group.)