摘要:
The invention relates to a component comprising an insert part and plastics jacketing composed of at least two plastics components, where the insert part is enclosed by a first plastics component A and there is a second plastics component B enclosing the first plastics component A, where the first plastics component A is composed of: A1: from 5 to 80% by weight, based on the total weight of components A1 and A2, of at least one polyester based on aliphatic and aromatic dicarboxylic acids and on aliphatic dihydroxy compounds; A2: from 20 to 95% by weight, based on the total weight of components A1 and A2, of at least one homo- or copolyester selected from the group consisting of polylactide (PLA), polycaprolactone, polyhydroxyalkanoates, and polyester derived from aliphatic dicarboxylic acids and from aliphatic diols; A3: from 0.05 to 15% by weight, based on the total weight of components A1 and A2, a) of a copolymer which contains epoxy groups and which is based on styrene, on acrylate, and/or on methacrylate, b) of a bisphenol A epoxide, or c) of a fatty acid amide or fatty acid ester, or natural oil containing epoxy groups; and the second plastics component B is composed of B1: from 50 to 100% by weight of at least one semicrystalline, thermoplastic polyester based on aromatic dicarboxylic acids and on aliphatic or aromatic dihydroxy compounds and B2: from 0 to 50% by weight of at least one thermoplastic styrene (co)polymer, in each case based on the polymer content of the second plastics component B.
摘要:
The invention relates to a component comprising an insert part and plastics jacketing composed of at least two plastics components, where the insert part is enclosed by a first plastics component A1 or by a first plastics component A2, and the first plastics component A1 or the first plastics component A2 is enclosed by a second plastics component B, where the second plastics component B is composed of B1: 10 to 99.99% by weight of at least one thermoplastic polyester, B2: 0.01 to 50% by weight of B21: at least one highly branched or hyperbranched polycarbonate having an OH number of 1 to 600 mg KOH/g polycarbonate (as per DIN 53249, Part 2) or B22: at least one highly branched or hyperbranched polyester of the type AxBy, where x is at least one 1.1 and y is at least 2.1, or mixtures thereof.
摘要:
The invention relates to a component comprising an insert part and plastics jacketing composed of at least two plastics components, where the insert part is enclosed by a first plastics component A and there is a second plastics component B enclosing the first plastics component A. The first plastics component A is composed of: A1: from 10 to 100% by weight of at least one thermoplastic styrene (co)polymer and A2: from 0 to 90% by weight of at least one thermoplastic (co)polyester, in each case based on the polymer content of the first plastics component A, and the second plastics component B is composed of B1: from 50 to 100% by weight of at least one semicrystalline, thermoplastic polyester based on aromatic dicarboxylic acids and on aliphatic or aromatic dihydroxy compounds and B2: from 0 to 50% by weight of at least one thermoplastic styrene (co)polymer, in each case based on the polymer content of the second plastics component B, and where the first plastics component A and the second plastics component B have different constitutions. The invention further relates to a process for the production of the component.
摘要:
Thermoplastic molding compositions comprising A) from 29 to 99.7% by weight of a thermoplastic polyester, B) from 0.3 to 3% by weight (based on 100% by weight of A)+B)) of an imide salt of the formula or a mixture of these, where Me is intended to be an alkali metal, C) from 0 to 70% by weight of further additives, where the total of the percentages by weight of A) to C) is 100%.
摘要:
Use of thermoplastic molding compositions comprising, as essential components, A) from 29 to 99.95% by weight of a polyester, B) from 0.25 to 3.0% by weight of alkali metal oxoaluminates, or alkali metal salts of cyanic acid, isocyanic acid, thiocyanic acid, or metaboric acid, or a mixture of these, based on 100% by weight of A) and B), and also moreover C) from 0 to 70% by weight of further additives, where the total of the % by weight values for A) to C) is 100%, for producing laser-transparent moldings of any type.
摘要:
Use of thermoplastic molding compositions comprising, as essential components, A) from 29 to 99.8% by weight of a polyester, B) from 0.2 to 2.0% by weight of alkali metal salts of aliphatic carboxylic acids or a mixture of these, based on 100% by weight of A) and B), and also moreover C) from 0 to 70% by weight of further additives, where the total of the % by weight values for A) to C) is 100%, for producing laser-transparent moldings of any type.
摘要:
Use of thermoplastic molding compositions comprising, as essential components, A) a polyester, B) from 20 to 200 mmol/kg of polyester A) of at least one compound of the general formula (I) where respectively independently at any position -A1- is —NR—, —O—, —S—, —CH=A4- where R is H or C1-6-alkyl, A4 is N or CH A2 is COOX or OX, where X is Li, Na, K, Rb, Cs, Mg/2, Ca/2, Sr/2, Ba/2, Al/3 A3 is C1-6-alkyl, C6-12-aryl, O7-13-alkaryl, C7-13-aralkyl, O—C1-6-alkyl, O—C6-12-aryl, O—C7-13-alkaryl, O—C7-13-aralkyl, COOX′, OX′, SX′, SO3X′, where X′ is H or X, S—C1-6-alkyl, S—C6-12-aryl, NR2, halogen, NO2, n is an integer from 1 to 4, and m is an integer from 0 to 4−n, where m=1, if A3=NO2, with the proviso that the number of mmol is based on the group(s) COOX and OX and SX′ where X′═X, to the extent that these are present in the compound of the general formula (I), and also moreover C) from 0 to 230% by weight of further added substances, based on the weight of component A), for producing laser-transparent moldings of any type.
摘要:
Use of thermoplastic molding compositions comprising, as essential components, A) from 29 to 99.99% by weight of a polyester, B) from 0.01 to 3.0% by weight of alkali metal salts of nitrous acid, or a mixture of these, based on 100% by weight of A) and B), and also moreover C) from 0 to 70% by weight of further additives, where the total of the % by weight values for A) to C) is 100%, for producing laser-transparent moldings of any type.
摘要:
Use of thermoplastic molding compositions comprising, as essential components, A) from 29 to 99.95% by weight of a polyester, B) from 0.25 to 3.0% by weight of alkali metal oxoaluminates, or alkali metal salts of cyanic acid, isocyanic acid, thiocyanic acid, or metaboric acid, or a mixture of these, based on 100% by weight of A) and B), and also moreover C) from 0 to 70% by weight of further additives, where the total of the % by weight values for A) to C) is 100%, for producing laser-transparent moldings of any type.
摘要:
Use of thermoplastic molding compositions comprising, as essential components, A) from 29 to 99.8% by weight of a polyester, B) from 0.2 to 2.0% by weight of alkali metal salts of aliphatic carboxylic acids or a mixture of these, based on 100% by weight of A) and B), and also moreover C) from 0 to 70% by weight of further additives, where the total of the % by weight values for A) to C) is 100%, for producing laser-transparent moldings of any type.