摘要:
A flame resistant thermoplastic molding composition having improved mechanical properties is disclosed. The composition contains polycarbonate, a graft polymer and a phosphorus compounds of formula (I): and a mixture of fluorinated polyolefins with polyalkyl (meth)acrylates.
摘要:
An impact-modified polycarbonate composition is disclosed. The composition features good processing stability, low temperature toughness and chemical resistance to stress cracking. It includes two copolymers of a vinylaromatic compound and a functionalized vinylolefinic compound and is suitable for the production of complex components.
摘要:
A polycarbonate composition containing inorganic material with an anisotropic particle geometry and with an iron content of less than about 100 ppm is disclosed. The composition is suitable for producing molded articles exhibiting improved mechanical properties both at ambient and low temperatures.
摘要:
An impact resistant, flame-resistant thermoplastic molding composition suitable for making thin-wall housing parts is disclosed. The composition contains A) 50 to 90 parts by weight of at least one a member selected from the group consisting of polycarbonate and polyester carbonate, B) 5 to 20 parts by weight of rubber-modified vinyl (co)polymer C) 2 to 15 parts by weight of at least one low-volatility, halogen-free flameproofing agent, D) 0.1 to 6 parts by weight of a silicate mineral, and optional E) fluorinated polyolefin, and F) conventional polymer additive wherein the total sum of the parts by weight of the components A) to F) is 100, and wherein the rubber content of the composition referred to the weight of the composition is 2 to 6 wt.-%.
摘要:
A thermoplastic molding composition characterized by its excellent flame retardance, chemical resistance and thermal stability is disclosed. The compostion that contains polycarbonate, an impact modifier and a flame retardant corresponding to in which R1, R2, R3 and R4 independently of one another denote C1-C8-alkyl, C6-C10-aryl or C7-C12-aralkyl, n is 0 or 1, q is 0, 1, 2, 3, or 4, N is 0.1 and 30, R5 and R6 independently denote C1-C4-alkyl, and Y denotes C1-C7-alkylidene, C1-C7-alkylene, C5-C12-cycloalkylene, C5-C12-cycloalkylidene, —O—, —S—, —SO—, SO2 or —CO—, is further characterized in that is contains ≦0.1% fluorine, in relation to its weight.
摘要:
Impact-resistant polycarbonate and/or polyester carbonate compositions containing at least one oxalate compound selected from the group consisting of metal oxalates, metal hydroxy oxalates, oxalic acid esters and metal salts of oxalic acid esters in quantities of 0.1 to 5 parts by weight (based on 100 parts by weight of the total composition) display an advantageous combination of flow line strength and stress-cracking resistance on exposure to chemicals combined with high thermal stability and good processing properties and they are also flame-resistant.
摘要:
Compositions containing: I. at least two components selected from the group comprising aromatic poly(ester) carbonates, graft polymers of one or more vinyl monomers on one or more graft bases having a glass transition temperature of
摘要翻译:包含:I。 至少两种选自包含芳族聚(酯)碳酸酯的组分,一种或多种乙烯基单体在一个或多个玻璃化转变温度<10℃的接枝基上的接枝聚合物,热塑性乙烯基(共)聚合物, 或聚(对苯二甲酸亚烷基酯)以及II。 0.5至25重量份的通式(I)的磷化合物的混合物,条件是该组合物含有至少2个式(I)的磷化合物,其中X或一个或多个基团R 1, R 2,R 3和R 4是不同的,并且其中组分的重量份之和为100。
摘要:
The present invention relates to flame-protected impact-modified polycarbonate compositions, wherein the compositions are free of rubber-free polyalkyl (alkyl)acrylate. The present invention further relates to the use of the polycarbonate compositions in the production of moulded bodies, and to the moulded bodies themselves.
摘要:
A thermoplastic molding composition that features improved properties is disclosed. The composition contains A) aromatic polycarbonate and/or polyester carbonate, B) polyalkylene terephthalate, C) graft polymer, D) an oligomeric phosphorus compound of formula (I), in which R1, R3, R4 independently of each other mean C1-C8 alkyl, C5-C6-cycloalkyl, C6-C10-aryl or C7-C12 aralkyl, n independently of each other mean 0 or 1, q mean 0.5 to 15, and optionally E) fluorinated polyolefin.
摘要:
A flame resistant poly(ester)carbonate composition is disclosed. The composition contains at least one phosphorus-silicon compound, the compound has a phosphorus content of 1 to 20% and a silicon content of 1 to 20%, and is characterized in that its weight loss (assessed by thermogravimetric analysis under nitrogen inert gas at a heating rate of 20° K/min,) at 280° C. is less than 30%. The preferred phosphorus-silicon compound is produced by thermal oligomerization from phosphorylated silanes.