Abstract:
The invention relates to thermoplastic molding compounds, containing: A) 10 to 99 wt.-% of at least one thermoplastic polyamide, B) 0.01 to 30 wt.-% of at least one highly-branched or hyper-branched polyether amine, C) 0 to 70 wt.-% of further additives, wherein the sum of the weight percentages of said components A) through C) results as 100%.
Abstract:
The invention relates to thermoplastic moulding masses comprising the components A) at least one thermoplastic polyamide, B) at least one hyper-branched polyetheramine, C) at least one amorphic oxide and/or oxide hydrate of at least one metal or semi-metal having a weighted average diameter of the primary particles of 0.5 to 20 nm. The invention also relates to the use of said components B) and C) for improving the flowability and/or thermal stability of polyamides, to the use of moulding masses for producing fibres, films and moulded bodies of all types and to the thus obtained fibres, films and moulded bodies.
Abstract:
The use of thermoplastic molding materials comprising A) 10 to 98.8% by weight of a mixture formed from a1) 40 to 70% by weight of nylon-6,6 or nylon-4,6 or nylon-6 or mixtures thereof, a2) 30 to 60% by weight of a polyamide having a ratio of methylene to amide groups of 7 to 12, B) 1 to 50% by weight of a fibrous or particulate filler, C) 0.1 to 3% by weight of a lubricant, D) 0.05 to 3% by weight of a heat stabilizer, E) 0 to 40% by weight of further additives, where the sum of the percentages by weight A) to E) and a1) and a2) adds to 100%, for production of stress cracking- and corrosion-resistant moldings.
Abstract:
processos para produzir uma composição e uma peça moldada de poliamida, e, uso de uma composição. a invenção se refere a um método para produzir uma composição monomérica ativada contendo pelo menos um lactama e/ou lactona, um catalisador e um ativador, em que, o dito método permite que a composição monomérica seja armazenada por que a composição monomérica é usada, entre outras coisas, para produzir uma peça de poliamida moldada por meio de polimerização aniônica de abertura de anel.
Abstract:
Composiciones moldeables termoplásticas que contienenA) 10 a 98,7 % en peso de al menos una poliamida termoplástica con un número de viscosidad (NV) según ISO 307de al menos 150 ml/g,B) 1 ppm a 0,95 % en peso de al menos un polímero de polietilenimina ramificado con una proporción de aminasprimarias/secundarias /terciarias de 1/0,7-1,4/0,3-1,1/ a 1/0,8-1,3/0,5-0,9.C) 0,05 a 3 % en peso de un lubricante,D) 0,05 a 3 % en peso de un estabilizante que contiene cobreE) 1 a 50 % en peso de un material de carga fibroso o con forma de partículas o de sus mezclas,F) 0,1 a 5 % en peso de una nigrosina.G) 0 a 30 % en peso de otros aditivos,en cuyo caso la suma de los componentes A) a G) da como resultado 100 %.
Abstract:
Composiciones moldeables termoplásticas, que contienen l los siguientes componentes: A) al menos una poliamida termoplástica,B) al menos una poliéter-amina híper-ramificada,C) al menos un óxido amorfo y/u oxihidróxido de al menos un metal o semimetal con un diámetro promedio ponderado en número de las partículas primarias de 0, 5 a 20 nm.
Abstract:
Composiciones moldeables termoplásticas que contienen A) 10 a 99 % en peso de al menos una poliamida termoplástica B) 0,01 a 30 % en peso de al menos una poliéter amina altamente ramificada o hiper-ramificada, C) 0 a 70 % en peso de otros ingredientes aditivos, en cuyo caso la suma de los porcentajes en peso de los componentes A) a C) da como resultado el 100 %.
Abstract:
The invention relates to thermoplastic moulding compounds which contain A) 10 to 98 wt.% of a thermoplastic polyamide, B) 0.1 to 60 wt.% of red phosphorus, C) 0.5 to 20 wt.% of a melamine compound, D) 1 to 30 wt.% of rutile-type titanium dioxide, E) 0 to 40 wt.% of an impact modifier, and F) 0 to 60 wt.% of further additives, the sum of the weight percentages of components A) to F) totalling 100%.
Abstract:
The invention relates to thermoplastic molding compositions comprising the following components: A) at least one thermoplastic polyamide, B) at least one hyperbranched polyetheramine, C) at least one amorphous oxide and/or oxide hydrate of at least one metal or semimetal with a number-average diameter of the primary particles of from 0.5 to 20 nm. The invention further relates to the use of the components B) and C) mentioned, for improving the flowability and/or thermal stability of polyamides, to the use of the molding compositions for the production of fibers, of foils, and of moldings of any type, and also to the resultant fibers, foils, and moldings.