A) from 30 to 97% by weight of at least one polyamide, B) from 1 to 20% by weight of a melamine compound, C) from 1 to 50% by weight of a mineral filler composed of a mixture of (crypto)crystalline silica (C1) and amorphous silica (C2) and of calcined kaolin (C3), D) from 0 to 20% by weight of a fibrous filler, E) from 0 to 25% by weight of talc powder, F) from 0 to 15% by weight of other additives, where the total of the percentages by weight of A) to F) is 100%.
Abstract:
Described herein are thermoplastic molding materials including components: A) 10 to 98.5 wt % of a thermoplastic polyamide, B) 1 to 20 wt % of red phosphorus, C) 0.5 to 15 wt % of an aluminum salt of phosphonic acid, D) 0 to 55 wt % of a fibrous or particulate filler or mixtures thereof, E) 0 to 30 wt % of further additives, wherein the weight percentages of the components A) to E) sum to 100%.
Abstract:
Described herein is a thermoplastic molding composition including a) from 30 to 92.5% by weight of at least one thermoplastic polyamide as component A, b) from 1 to 15% by weight of melamine cyanurate as component B, c) from 1 to 50% by weight of glass microspheres with an arithmetic mean sphere diameter d50 in the range from 10 to 100 μm, as component C, d) from 5 to 20% by weight of short glass fibers with an arithmetic mean fiber length d50 of from 100 to 900 μm, as component D, and e) from 0.5 to 10% by weight of other additional substances and processing aids as component E, where the sum of the percentages by weight of components A to E is 100% by weight.
Abstract:
Thermoplastic molding compositions containing A) from 30 to 97% by weight of at least one polyamide, B) from 1 to 20% by weight of a melamine compound, C) from 1 to 50% by weight of a mineral filler composed of a mixture of (crypto)crystalline silica (C1) and amorphous silica (C2) and of calcined kaolin (C3), D) from 0 to 20% by weight of a fibrous filler, E) from 0 to 25% by weight of talc powder, F) from 0 to 15% by weight of other additives, where the total of the percentages by weight of A) to F) is 100%.
Abstract:
Described herein are thermoplastic molding materials including components: A) 10 to 98.5 wt % of a thermoplastic polyamide, B) 1 to 20 wt % of red phosphorus, C) 0.5 to 15 wt % of an aluminum salt of phosphonic acid, D) 0 to 55 wt % of a fibrous or particulate filler or mixtures thereof, E) 0 to 30 wt % of further additives, wherein the weight percentages of the components A) to E) sum to 100%.
Abstract:
The invention relates to a continuous process for the preparation of amphiphilic graft polymers, wherein a vinyl ester component (B) composed of vinyl acetate and/or vinyl propionate (B1) and, if desired, a further ethylenically unsaturated monomer (B2), is polymerized in the presence of a polyalkylene oxide (A), a free radical-forming initiator (C) and, if desired, an additive (D), at a mean polymerization temperature at which the initiator (C) has a decomposition half-time of from 1 to 500 min, in at least one tubular reactor segment with a feed side and an outlet side, through which the reaction mixture comprising at least a part of component (A) to (C), and if desired (D), streams, a tubular reactor segment and the use of the inventive amphiphilic graft polymer. The invention further relates to an inventive amphiphilic graft polymer and the use thereof.
Abstract:
Thermoplastic molding compositions comprising a thermoplastic polyester, a poly(ε-caprolactone), a biodegradable polyester differing from the poly(ε-caprolactone), a phosphinic salt and a polar modified polyolefin wax prepared by means of metallocene catalysts, the use of the thermoplastic molding compositions for the production of flame-retardant moldings of any type, to the resultant moldings, and to the use of the polar modified polyolefin wax prepared by means of metallocene catalysts for an improvement of the flame retardancy of thermoplastic molding compositions comprising a thermoplastic polyester.
Abstract:
Disclosed herein is a thermoplastic molding composition which includes A) from 10 to 99.9% by weight of a thermoplastic polyamide, B) from 0.1 to 20% by weight of at least one hyperbranched polyester having an acid number in the range of from 10 to 700 mg KOH/g and a hydroxyl number in the range of from 0 to 550 mg KOH/g, C) from 0 to 50% by weight of fibrous or particulate fillers, and D) from 0 to 45% by weight of further additives, where the total of the percentages by weight of components A) to D) is 100% by weight.
Abstract:
The invention relates to a continuous process for the preparation of amphiphilic graft polymers, wherein a vinyl ester component (B) composed of vinyl acetate and/or vinyl propionate (B1) and, if desired, a further ethylenically unsaturated monomer (B2), is polymerized in the presence of a polyalkylene oxide (A), a free radical-forming initiator (C) and, if desired, an additive (D), at a mean polymerization temperature at which the initiator (C) has a decomposition half-time of from 1 to 500 min, in at least one tubular reactor segment with a feed side and an outlet side, through which the reaction mixture comprising at least a part of component (A) to (C), and if desired (D), streams, a tubular reactor segment and the use of the inventive amphiphilic graft polymer. The invention further relates to an inventive amphiphilic graft polymer and the use thereof.