摘要:
The present invention relates to thermoplastic moulding materials containing thermoplastic polycarbonates, graft polymers and two different copolymers and, if appropriate, customary amounts of fire-retarding agents, stabilizers, pigments, mould release agents and/or antistatic agents, and to a process for the preparation of these moulding materials.
摘要:
Thermoplastic moulding compounds containing an ABS plastics and optionally other plastics are stabilized with a benzoin derivative corresponding to the following general formula: ##STR1## wherein R represent, independently of one another, hydrogen, C.sub.1 -C.sub.6 alkyl or halogen; used in quantities of from 0.05 to 2%, by weight, based on the plastics.
摘要:
The present invention relates to thermoplastic moulding compositions containing (A) 20 to 80 parts by weight of a polydiorganosiloxane/polycarbonate block copolymer, (B) 70 to 5 parts by weight of a graft polymer in particle form and (C) 5 to 60 parts by weight of a rubber-free, thermoplastic vinyl polymer, the total of parts by weight of components (A)+(B)+(C) being in each case 100 parts by weight, and, if appropriate, other known additives.
摘要:
The present invention relates to thermoplastic moulding compositions consisting of polycarbonates, graft polymers and copolymers, which are characterized in that they contain special graft polymers and/or special copolymers, with the result that these moulding compositions possess a very homogeneous rubber distribution and furthermore possess very good toughness and heat stability and substantially improved heat distortion resistance.
摘要:
The invention relates to polycarbonate molding compounds consisting of halogen-free polycarbonates, graft polymers, phosphorus compounds, tetrafluoroethylene polymers and, optionally, copolymers and/or, optionally, other additives known per se and a process for their production.
摘要:
The invention relates to thermoplastic molding compounds containing1. thermoplastic aromatic polycarbonates and/or thermoplastic aromatic polyesters,2. graft polymers,3. special copolymers corresponding to formula (Ia)[A-X-B].sub.r (Ia)and, optionally,2a. thermoplastic copolymers, stabilizers, pigments, mold release agents, flameproofing agents and/or antistatic agents.The invention also relates to a process for the production of the molding compounds.
摘要:
The invention relates to thermoplastic molding compounds containing(1.) thermoplastic aromatic polycarbonates and/or thermoplastic aromatic polyesters,(2.) graft polymers and, optionally,(2.a) thermoplastic copolymers,which are characterized in that they additionally contain aliphatic polycarbonates having weight average molecular weights Mw (as measured by ultracentrifugation or light scattering) in the range from 15,000 to 500,000.
摘要:
The invention relates to thermoplastic polycarbonate molding compositions containing polycarbonates, special siloxane-containing graft polymers and, optionally, lower thermoplasts and/or standard additives and to a process for the production of the polycarbonate molding compositions.
摘要:
Thermoplastic moulding compositions containing:A. 1-99 parts by weight of an aromatic thermoplastic polycarbonate or several aromatic thermoplastic polycarbonates andB. 1-99 parts by weight of a thermoplastic compolymer of 30-40 parts by weight of .alpha.-methylstyrene, 50-60 parts by weight of methyl methacrylate and 5-15 parts by weight of acrylonitrile.
摘要:
Thermoplastic molding compositions containinga. from 1 to 99 parts by weight of a thermoplastic copolymer offrom 40 to 70 parts by weight methyl methacrylate, from 20 to 50 parts by weight .alpha.-methyl styrene and from 5 to 15 parts by weight acrylonitrile,b. from 1 to 99 parts by weight of a statistical, thermoplastic copolymer offrom 70 to 95 parts by weight styrene and from 5 to 30 parts by weight maleic acid anhydride.