Abstract:
PROBLEM TO BE SOLVED: To provide an adhesive-free composite which is suitable for producing a wiring board having good dimensional stability.SOLUTION: The composite in which a foil made of a polyarylene ether ketone molding material has been bonded to a metal foil is produced by the method including: I. providing a foil of the moulding composition the molding composition comprising (a) from 60 to 96 pts.wt. of a polyarylene ether ketone, (b) from 2 to 25 pts.wt. of hexagonal boron nitride and (c) from 2 to 25 pts.wt. of talc, wherein the sum of the pts.wt. of components (a), (b) and (c) is 100, and having a thickness from 5 to 1,200 μm; II. providing the metal foil having a thickness from 10 to 150 μm; and III. pressing the foils prepared in I. and II. at a temperature from T-40 K to T+40 K and at a pressure from 4 to 5,000 bar.
Abstract:
folha à base de uma mistura de poliamidas. a presente invenção refere-se a uma folha, cuja camada de cobertura consiste em uma massa de moldagem, que consiste essencialmente nos seguintes componentes: a) 3 até 50% em peso de uma poliamida, escolhida a partir do grupo pa11 e pa12, assim como b) 50 até 97% em peso de uma poliamida, escolhida a partir do grupo pa1012 e pa1212, sendo que as indicações de porcentagem se referem à soma dos componentes a) e b), é adequada para a decoração de artigos conformados que conservam o seu brilho durante a duração de aplicação.
Abstract:
A film whose outer layer is composed of a molding composition which is in essence composed of the following components: a) from 3 to 50% by weight of a polyamide, selected from the group of PA11 and PA12, and b) from 50 to 97% by weight of a polyamide, selected from the group of PA1012 and PA1212, where the percentages are based on the entirety of components a) and b), is suitable for decoration of moldings which retain their gloss during their service time.
Abstract:
A film comprising the following layers: I. a layer based on a polyamide whose monomer units contain an average of at least 8 carbon atoms, II. an immediately adjacent layer composed of a moulding composition comprising a polyamide as in I. and a copolymer having functional groups is used for the production of a composite with a substrate which comprises PA6, PA66, PA6/66 or PPA, giving secure adhesion.
Abstract:
Utilización de un agente mediador de adhesión para la producción de una unión entre I. una capa a base de una masa de moldeo de poliamida, y II. una pieza a base de una masa de moldeo de ABS, caracterizada porque el agente mediador de adhesión contiene de 2 a 100% en peso de un copolímero, que contiene las siguientes unidades monoméricas: a) de 70 a 99,9% en peso de unidades monoméricas, que se derivan de unos compuestos vinílicos, los cuales se seleccionan entre derivados de ácido acrílico y derivados de ácido metacrílico, así como b) de 0,1 a 30% en peso de unidades monoméricas, que contienen un grupo funcional, el cual se selecciona entre un grupo de anhídrido de ácido carboxílico, un grupo epóxido y un grupo de oxazolina.
Abstract:
A film whose outer layer is composed of a molding composition which is in essence composed of the following components: a) from 3 to 50% by weight of a polyamide, selected from the group of PA11 and PA12, and b) from 50 to 97% by weight of a polyamide, selected from the group of PA1012 and PA1212, where the percentages are based on the entirety of components a) and b), is suitable for decoration of moldings which retain their gloss during their service time.
Abstract:
A composite part is composed of I. a multilayer film, which comprises the following layers: a) a layer composed of a polyamide moulding composition and b) following in the inwards direction, a layer composed of an adhesion promoter, which comprises from 5 to 100% by weight of a copolymer, which contains the following monomer units: from 70 to 99.9% by weight of monomer units which derive from vinyl compounds selected from acrylic acid derivatives, methacrylic acid derivatives, alpha-olefins and vinylaromatics, and from 0.1 to 30% by weight of monomer units which contain a functional group selected from a carboxylic anhydride group, an epoxide group and an oxazoline group, and II. a substrate composed of a polycarbonate moulding composition.
Abstract:
The invention relates to the use of a polyamide molding composition which comprises the following components: a) at most 90 parts by weight of a polyamide obtainable from a lactam or from an amino carboxylic acid having at least 10 carbon atoms; and b) from 10 to 100 parts by weight of PAT1010, where components a) and b) give a total of 100 parts by weight, for production of a printable or printed item, for example a ski topcoat or a decorated composite component of a motor vehicle.