摘要:
The invention relates to the use of thermoplastic moulding compounds comprising: A) 30 - 99 wt.% of a thermoplastic polyamide, B) 0.01 - 10 wt.% of an organic isocyanate or diisocyanate or mixtures thereof, C) 0 - 60 wt.% additional additives, the total weight percentage A) - C) being 100 %. The invention also relates to the production of moulded bodies of any type with improved haze (measured according to ASTM D1003) and/or improved clarity (measured according to ASTM D1003) and/or increased laser transparency (measured at a wavelength of 1064 nm by means of a thermoelectric power measurement).
摘要:
The present invention relates to flame retardant polymer compositions which comprise melamine phenylphosphonates and mixtures with dihydro-oxa-phosphaphenanthrene derivatives. The compositions are especially useful for the manufacture of flame retardant compounds based on polyfunctional epoxides or polycondensates like polyesters, polyamides and polycarbonates.
摘要:
The present invention relates to the use of aromatic P-piperazine-compounds in flame retardant polymer compositions. These compositions are especially useful for the manufacture of flame retardant compositions based on thermoplastic polymers, especially polyolefin homo-and copolymers, polycondensates, such as polyamines or polyesters and duroplastic polymers, such as polyepoxides.
摘要:
The present invention relates to flame retardant polymer compositions which comprise mixtures of salts of phosphinic acids and 2,2,6,6-tetraalkylpiperidines. The mixtures are especially useful for the manufacture of flame retardant compositions based on thermoplastic polymers.
摘要:
The invention relates to the use of thermoplastic molding masses to produce molded bodies of any type having improved optical properties, said molding masses containing A) 30 to 99.99 wt% of a thermoplastic polyamide, B) 0.01 to 10 wt% of a compound of formula I, wherein substituent A represents a (see II) or –O-R 5 residue or (see III), substituent B represents a (see IV) or –O-R6 residue or (see V), and substituent Z represents linear or branched C1 to C14 alkylene residues, unsubstituted or substituted cycloalkylene residues having 3 to 17 C atoms, substituted or unsubstituted aromatic residues having 6 to 20 C atoms, R 1 to R 10 represent, independently of each other, linear C1-C14 alkyl residues, branched C3 to C12 alkyl residues, unsubstituted or substituted C3-C14 cycloalkyl residues, unsubstituted or substituted aromatic residues having 6 to 20 C atoms, or acetyl residues, R 1 and R 2 , and R 3 and R 4 , independently of each other, form a heteroalkylene residue together with the nitrogen as a binding link, which heteroalkylene residue can bear one or two keto groups as a substituent, C) 0 to 60 wt% of further additives, wherein the sum of the weight percentages of components A) to C) is 100%.
摘要:
Die Erfindung betrifft die Verwendung von thermoplastischen Formmassen, enthaltend A) 30 bis 99,99 Gew.-% eines thermoplastischen Polyamides, B) 0,01 bis 10 Gew.-% einer Verbindung der Formel I
wobei die Substituenten A) für einen
oder -O-R 5 Rest oder
B) für einen
oder -O-R 6 Rest oder
und Z für lineare oder verzweigte C1 bis C14-Alkylenreste, unsubstituierte oder substituierte Cycloalkylenreste mit 3 bis 17 C-Atomen, substituierte oder unsubstituierte aromatische Reste mit 6 bis 20 C-Atomen steht, R 1 bis R 10 unabhängig voneinander für lineare C1-C14-Alkylreste, verzweigte C3 bis C12-Alkylreste, unsubstituierte oder substituierte C3-C14-Cycloalkylreste, unsubstituierte oder substituierte aromatische Reste mit 6 bis 20 C-Atomen oder Acetylreste stehen, R 1 und R 2 sowie R 3 und R 4 unabhängig voneinander zusammen mit dem Stickstoff als Bindeglied einen Heteroalkylenrest bilden, welcher eine oder zwei Ketogruppen als Substituent tragen kann,
C) 0 bis 60 Gew.-% weiterer Zusatzstoffe, wobei die Summe der Gewichtsprozente der Komponenten A) bis C) 100 % ergibt zur Herstellung von Formkörpern jeglicher Art mit verbesserten optischen Eigenschaften.
摘要翻译:本发明涉及使用热塑性成型物质来生产具有改进的光学性能的任何类型的成型体,所述成型体包含A)30至99.99wt%的热塑性聚酰胺,B)0.01至10wt%的式 I,其中取代基A代表(参见II)或-O-R5残基或(参见III),取代基B表示(参见IV)或-O-R6残基或(见V),取代基Z表示直链或支链 C1至C14亚烷基残基,具有3至17个C原子的未取代或取代的亚环烷基,具有6至20个C原子的取代或未取代的芳族残基,R 1至R 10彼此独立地表示直链C 1 -C 14烷基,支链C 3至 C 12烷基残基,未取代或取代的C 3 -C 14环烷基残基,未取代或取代的具有6至20个碳原子的芳族残基,或乙酰基残基,R 1和R 2以及R 3和R 4彼此独立地形成杂亚烷基残基 NI 作为结合连接的氢原子,其中亚烷基残基可以带有一个或两个酮基作为取代基,C)0-60wt%的其它添加剂,其中组分A)至C)的重量百分比之和为100%。
摘要:
The present invention relates to a polymer composition comprising at least one polyamide and at least one urea compound of the formula I where x is 1, 2 or 3; R 1 and R 2 are selected from hydrogen, linear C 1 -C 7 -alkyl, branched C 3 -C 10 -alkyl, unsubstituted or substituted C 3 -C 12 -cycloalkyl, unsubstituted or substituted C 3 -C 12 -cycloalkyl-C 1 -C 4 -alkyl, unsubstituted or substituted aryl and unsubstituted or substituted aryl-C 1 -C 4 -alkyl; and Z is selected from C 3 -C 10 -alkanediyl, unsubstituted or substituted arylene, unsubstituted or substituted aryl unsubstituted or substituted ene-C 1 -C 4 -alkylene-arylene, unsubstituted or substituted heteroarylene, unsubstituted or substituted heteroarylene-C 1 -C 4 -alkylene-heteroarylene, unsubstituted or substituted C 5 -C 8 -cycloalkylene, C 5 -C 8 -cycloalkylene-C 1 -C 4 -alkylene-C 5 -C 8 -cycloalkylene, unsubstituted or substituted heterocycloalkylene and heterocycloalkylene-C 1 -C 4 -alkylene-heterocycloalkylene. This urea compound is used for improving the optical properties of the polyamide polymer composition. The present invention also relates to shaped articles obtained from said composition and to novel urea compounds.