Abstract:
Thermoplastic moulding composition for 3D printing containing a polymer mixture A made of components a and b: a being from 30 to 95% by weight of at least one vinylaromatic copolymer a with average molar mass Mw from 150 000 to 360 000 g/mol, b being from 5 to 70% by weight of at least one impact modifier b, where the viscosity of the moulding composition (measured in accordance with ISO 11443) at shear rates of from 1 to 10 l/sec and at a temperature of 250° C. is not higher than 1×105 Pa*s and the Melt Volume Rate (MVR, measured in accordance with ISO 1133 for 220° C. and 10 kg load) is more than 6 ml/10 min.
Abstract:
A thermoplastic molding composition can be used for metal plating, in particular for electroplating, comprising the components A) to C): A) 20 to 55 wt. % of at least one graft rubber copolymer (A), B) 20 to 55 wt. % of at least one rubber free SAN copolymer, and C) 25 to 34% by weight of at least one aromatic polycarbonate; the metal-plated polymer composition can be used for automotive applications.
Abstract:
The invention relates to a process for producing a stabilizer dispersion S, wherein the stabilizer dispersion is an aqueous composition comprising at least one phenolic stabilizer A, at least one thio co-stabilizer B, at least one surfactant C and at least one silicon oil component D. Further the present invention is directed to a process for producing a thermoplastic moulding composition, in particular an composition based on acrylonitrile butadiene styrene copolymers (ABS), using the stabilizer dispersion S.
Abstract:
The invention relates to the use of molding materials for 3-D printing, containing components A, B1, B2, and C, wherein: A:5 to 100 wt % of at least one vinyl aromatic/diene block copolymer A, containing: a) 30 to 95 wt % of at least one vinyl aromatic and b) 5 to 70 wt % of at least one diene, B1:0 to 95 wt % of at least one polymer B1 selected from the group comprising standard polystyrene, high-impact polystyrene (HIPS), styrene/acrylonitrile copolymers, α-methylstyrene/acrylonitrile copolymers, styrene/maleic anhydride copolymers, styrene/phenylmaleimide copolymers, styrene/methylmethacrylate copolymers, styrene/acrylonitrile/maleic anhydride copolymers, styrene/acrylonitrile/phenylmaleimide copolymers, methylstyrene/acrylonitrile/methylmethacrylate copolymers, α-methylstyrene/acrylonitrile/t-butyl methacrylate copolymers, and styrene/acrylonitrile/t-butyl methacrylate copolymers, B2:0 to 60 wt % of one or more further polymers B2 selected from: polycarbonates, polyamides, poly(meth)acrylates, polyesters, semicrystalline polyolefins, and polyvinyl chloride, C:0 to 50 wt % of common additives and auxiliary agents, wherein the viscosity (measured as per ISO 11443) of the molding material at shear rates of 1 to 10 1/s and at temperatures of 250° C. is not greater than 1×105 Pa*s and the melt volume rate (MVR, measured as per ISO 1133 at 220° C. and 10 kg load) is more than 6 ml/10 min.
Abstract:
A heat resistant ABS thermoplastic molding composition with reduced odor can be employed for automotive interior applications if it comprises a graft copolymer (A) based on a diene rubber latex substrate with a SAN graft sheath; a SAN matrix polymer (B) and specific amounts of additives such as fatty acid amides or fatty acid esters,metal oxides such as MgO, CaO or ZnO, antioxidants and a silicon oil having a kinematic viscosity in the range of from 25000 to 80000 centi Stokes.
Abstract:
High heat resistant impact modified polycarbonate blend for use in the industrial, household and automotive sector comprising (A) 10 to 40 wt.-% ABS graft copolymer; (B) 25 to 50 wt.-% aromatic polycarbonate; (C) 20 to 40 wt.-% omethylstyrene/acrylonitrile copolymer; (D) 10 to 25 wt.-% terpolymer of vinylaromatic monomer, a, 13 ethylenically unsaturated dicarboxylic cyclic anhydride, and Ci-C3-alkyl-(meth)acrylate; and (E) 0.3 to 5 wt.-% further additives and/or processing aids.
Abstract:
A thermoplastic molding composition can be employed for 3D printing if it comprises: A: 92.9 to 98.59 wt % of impact-modified polymer A, consisting of: 40 to 90 wt % of vinylaromatic copolymer a, 10 to 60 wt % of ABS graft copolymer b; B1: 1.2 to 3.5 wt % of amide or amide derivative of saturated higher fatty acid having 14 to 22 carbon atoms; B2: 0.2 to 0.6 wt % of salt of saturated higher fatty acid having 14 to 22 carbon atoms; and C: 0.01 to 3 wt % of auxiliaries C such as stabilizers, oxidation retarders, agents against heat and UV light decomposition.
Abstract:
The present invention relates to a thermoplastic polymer powder and to the use thereof as material for selective laser sintering (SLS). The polymer powder contains a partially crystalline polymer, an amorphous polymer and a compatibilizing agent, and optionally additional additives and/or auxiliary substances, wherein the partially crystalline polymer, the amorphous polymer and the compatibilizing agent are in the form of a polymer blend. The invention also relates to a method for producing the thermoplastic polymer powder and to a method of selective laser sintering (SLS).
Abstract:
The invention relates to the use of a thermoplastic moulding compound for 3D Printing, made of a mixture of the following components A-E: A: 35-60 wt. % impact resistant modified polymer A comprising: 30-95 wt. % SAN-copolymer and 5-70 wt. % ABS-graft copolymer; B: 33-58 wt. % aliphatic polyamide B; C: 1-10 wt. % SANMSA-terpolymer C as a compatibilizing agent; D: 0.01-5 wt. % processing agent D; and E: 0-30 wt. % other additives E.
Abstract:
A thermoplastic molding composition can be employed for 3D printing if it comprises: A: 92.9 to 98.59 wt % of impact-modified polymer A, consisting of: 40 to 90 wt % of vinylaromatic copolymer a, 10 to 60 wt % of ABS graft copolymer b; B1: 1.2 to 3.5 wt % of amide or amide derivative of saturated higher fatty acid having 14 to 22 carbon atoms; B2: 0.2 to 0.6 wt % of salt of saturated higher fatty acid having 14 to 22 carbon atoms; and C: 0.01 to 3 wt % of auxiliaries C such as stabilizers, oxidation retarders, agents against heat and UV light decomposition.