Abstract: The invention relates to a method for storage and for transport of polyamide granulate which comprises at least one amorphous or microcrystalline polyamide. By means of this novel method, yellowing during further processing to form the moulded article can be avoided or at least reduced. Likewise, the invention relates to a corresponding container in which the polyamide granulate is stored. The invention also relates to correspondingly stored or transported polyamide granulate and also moulded articles produced therefrom.

Abstract: The present invention relates to polyamide molding compounds that are characterized by high notch impact resistance and high gloss. These polyamide molding compounds comprise the following components or consist of these components: (A) 84.5 to 97.0 wt % of at least one amorphous or microcrystalline copolyamide selected from the group comprising PA 6I/6T/MACMI/MACMT/PACMI/PACMT/Y, PA 6I/6T/MACMI/MACMT/Y, and mixtures thereof; (B) 3.0 to 9.5 wt % of at least one specific functionalized impact resistance modifier; and (C) 0 to 6 wt % of at least one additive; wherein the weight proportions of the components (A) to (C) add up to 100 wt %. The present invention furthermore relates to molded bodies composed of this polyamide molding compound.

Abstract: The present invention relates to polyamide molding compounds that are characterized by high notch impact resistance and high gloss. These polyamide molding compounds comprise the following components or consist of these components: (A) 84.5 to 97.0 wt % of at least one amorphous or microcrystalline copolyamide selected from the group comprising PA 6I/6T/MACMI/MACMT/PACMI/PACMT/Y, PA 6I/6T/MACMI/MACMT/Y, and mixtures thereof; (B) 3.0 to 9.5 wt % of at least one specific functionalized impact resistance modifier; and (C) 0 to 6 wt % of at least one additive; wherein the weight proportions of the components (A) to (C) add up to 100 wt %. The present invention furthermore relates to molded bodies composed of this polyamide molding compound.

Abstract: The invention relates to a method for storage and for transport of polyamide granulate which comprises at least one amorphous or microcrystalline polyamide. By means of this novel method, yellowing during further processing to form the moulded article can be avoided or at least reduced. Likewise, the invention relates to a corresponding container in which the polyamide granulate is stored. The invention also relates to correspondingly stored or transported polyamide granulate and also moulded articles produced therefrom.

Abstract: A transparent polyamide molding material containing at least one cycloolefin co-polymer comprises a mixture of: (A) 55 to 99 wt % of at least one amorphous polyamide; and (B) 1 to 30 wt % of the at least one cycloolefin copolymer, Wherein, in the at least one cycloolefin copolymer (B), the cycloolefin fraction is more than 40 mol %. In this connection, the sum of the components (A) and (B) together with optional additives (C) is 100 wt % of the polyamide molding material.

Abstract: Polyamide molding materials for transparent molding parts. The materials comprise transparent copolyamides that contain: (A) 40 to 100 wt % of at least one transparent copolyamide with a glass transition temperature (Tg) of at least 80° C. and not more than 150° C., composed of at least two diamines that are different from each other, wherein the at least two diamines are a mixture of (a) 50 to 90 mol % bis-(4-amino-3-methylcyclohexyl)methane (MACM) and/or bis-(4-amino-3-ethylcyclohexyl)methane (EACM) and/or bis-(4-amino-3,5-dimethylcyclohexyl)methane (TMACM) and b) 10 to 50 mol % aliphatic diamine having 9 to 14 carbon atoms, in particular decandiamine, particularly preferably at least 20 mol % decandiamine, each relative to the total amount of diamines, and of one or more aliphatic dicarboxylic acids, having 6 to 36 carbon atoms, (B) 0 to 60 wt % of at least one further polymer, (C) 0 to 10 wt % of additives, the sum of the components (A), (B) and (C) totaling 100% by weight.

Abstract: A polyamide molding composition is described comprising the following components (A)-(C) in the following composition, where the entirety of components (A), (B) and (C) gives 100% by weight: (A) from 25 to 75% by weight of at least one transparent copolyamide composed of (a) from 50 to 90 mol % of a cycloaliphatic diamine selected from the group consisting of: bis(4-amino-3-methylcyclohexyl)methane (MACM), bis(4-aminocyclohexyl)methane (PACM), bis(4-amino-3-ethylcyclohexyl)methane (EACM), bis(4-amino-3,5-dimethylcyclohexyl)methane (TMACM) and mixtures thereof and (b) from 10 to 50 mol % of an unbranched, aliphatic diamine, based in each case on the total amount of diamines, and also (c) of one or more aliphatic and cycloaliphatic dicarboxylic acid(s), (B) from 25 to 75% by weight of at least one further polyamide of PAXY type, where X and Y can assume, independently of one another, the values from 9 to 14, (C) from 0 to 10% by weight of additives.

Abstract: A transparent polyamide moulding material containing at least one cycloolefin co-polymer comprises a mixture of: (A) 55 to 99 wt % of at least one amorphous polyamide; and (B) 1 to 30 wt % of the at least one cycloolefin copolymer, Wherein, in the at least one cycloolefin copolymer (B), the cycloolefin fraction is more than 40 mol %. In this connection, the sum of the components (A) and (B) together with optional additives (C) is 100 wt % of the polyamide moulding material.

Abstract: The invention relates to polyamide molding material for the production of transparent or colorable moldings with high flexibility, high notched impact strength (Charpy), low water absorption and excellent chemical resistance, comprising at least one partly crystalline, transparent copolyamide (A) with a glass transition temperature (Tg) of at most 80° C. and a melting temperature of at least 150° C., and a heat of fusion of at least 20 J/g, where the glass transition temperature (Tg), the melting temperature (Tm) and the heat of fusion (HF) are determined according to ISO 11357-1/2, under conditions where the differential scanning calorimetry (DSC) is performed with a heating rate of 20 K/min, wherein the copolyamide (A) includes no aromatic dicarboxylic acids.

Abstract: Polyamide moulding compounds for the production of unvarnished moulded articles with a high-gloss surface and outstandin toughness are provided. By means of moulded articles which are produced with very high surface quality from the moulding compounds, the complex, cost-intensive and frequently environmentally impacting varnishing processes can be avoided.

Abstract: The invention relates to polyamide molding compounds with improved scratch resistance, which are constructed from (A1) 50 to 99.99 parts by weight of a copolyamide, (A2) 0 to 49.99 parts by weight of a transparent polyamide, (A3) 0 to 29.99 parts by weight of an aliphatic polyamide, (B) 0.01 to 5 parts by weight of at least one lubricant, and (C) 0 to 3 parts by weight of further additives, with the proviso that the sum of (A1) and (A2) and (A3) and (B) produces 100 parts by weight.

Abstract: A polyamide moulding composition is described, based on a mixture made of transparent copolyamides and of semicrystalline, aliphatic polyamides for producing transparent mouldings, an example being, in particular, a material for the casing of devices such as mobile phones etc.

Abstract: The invention relates to polyamide moulded masses based on semi-crystalline, transparent copolyamides predominantly based on aliphatic monomers, for producing transparent or pigmentable moulded parts with a high level of flexibility, high notch-impact strength (Charpy), low water absorbency and excellent resistance to chemicals, containing between 40 and 100 wt. % of at least one transparent copolyamide (constituent A) with a maximum glass transition temperature (Tg) of 80° C. and a melting temperature of at least 150° C.

Abstract: The invention discloses novel polyamide moulding materials which are characterized by a significantly improved processability, in particular in injection-moulding, an acceptable deformation in climatic testing, a very high transparency, low haze and even an increased biobased content. The polyamide moulding materials on the basis of transparent copolyamides for producing transparent moulding parts having a high tenacity, low water absorption and low distorsion in climatic testing contain: (A) 40 to 100 percent by weight of at least one transparent copolyamide with a glass transition temperature (Tg) of at least 80 ° C. and not more than 150 ° C.

Abstract: The invention relates to a polyamide moulding compound, containing a) 95 to 5% by weight of an amorphous copolyamide of the formula PA MACMI/MACMT/12 ?with a MACMI proportion in the copolyamide in the range of 5 to 95% by weight, MACMT proportion in the range of 0 to 90% by weight and LC12 proportion in the range of 5 to 60% by weight, the sum of these three proportions in the copolyamide a) being 100% by weight, b) 5 to 95% by weight of an amorphous or microcrystalline or partially crystalline polyamide of the formula PA(MACMX)x/(PACMY)y/(MXDU)u/(LCZ)z ?the proportions x, y, u and z of the four monomer groups being respectively between 0 and 100% by weight, the sum of these four proportions in polyamide b) being 100% by weight; X, Y and U meaning dicarboxylic acids, selected from the group comprising DC4, DC6, DC9, DC10, DC11, DC12, DC13, DC14, DC15 to DC36, and LCZ lactams or corresponding amino carboxylic acids selected from the group comprising LC4, LC6, LC11 and LC12, c) 1 to 30% by weight at

Abstract: The invention relates to polyamide moulding compounds with improved scratch resistance, which are constructed from (A1) 50 to 99.99 parts by weight of a copolyamide, (A2) 0 to 49.99 parts by weight of a transparent polyamide, (A3) 0 to 29.99 parts by weight of an aliphatic polyamide, (B) 0.01 to 5 parts by weight of at least one lubricant, and (C) 0 to 3 parts by weight of further additives, with the proviso that the sum of (A1) and (A2) and (A3) and (B) produces 100 parts by weight.