Ineos Styrolution Group Gmbh

Josef Meiners

Norbert Niessner

Hans-Werner Schmidt

Frank Eisentraeger

Stephanie Baumann

Florian Wieberger

Itana Lohse

Frank Eisenträger

Stéphanie Baumann

Itana Radovanovic

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&#xb0; C. is not higher than 1&#xd7;10Pa*s and the Melt Volume Rate (MVR, measured in accordance with ISO 1133 for 220&#xb0; C. and 10 kg load) is more than 6 ml/10 min.

Moulding compositions based on vinylaromatic copolymers for 3D printing

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.

Use of moulding compounds based on blends of san-copolymers and polyamide for 3D printing

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Krefeld, Germany

Josef Meiners