摘要:
Thermoplastic moulding compositions comprising1. 5 - 95 percent by weight of polycarbonates of divalent phenols2. 95 - 5 percent by weight of graft copolymers ofA. at least one aromatic monovinyl compoundB. acrylonitrile and/or its derivativesC. optionally a vinyl or allyl compound on ethylene/vinyl acetate copolymers.
摘要:
A Polymer compositions that features high degree of toughness, very good processability and extremely high gloss is disclosed. The composition contains (I) a graft rubber polymer obtained by emulsion polymerization of styrene and acrylonitrile in the presence of a mixture of (A) a butadiene polymer latex having a mean particle diameter d50≦250 nm, a particle size distribution width of 20 to 80 nm and a gel content of 30 to 95 wt. %, (B) a butadiene polymer latex with a mean particle diameter d50>250 to 350 nm, a particle size distribution width of 30 to 100 nm and gel content of 30 to 80 wt. %, and (C) a butadiene polymer latex (C) with a mean particle diameter d50>350 nm, a particle size distribution width of 40 to 150 nm, and a gel content of 50 to 95 wt. %. and (II) a rubber-free copolymer of styrene and acrylonitrile. At least one of (A), (B) and (C) is a product of seed polymerization.
摘要:
Flame-resistant, thermoplastic moulding compositions containing A) 70 to 98 parts by weight of an aromatic polycarbonate, B) 0.5 to 20 parts by weight of a graft polymer, C) 0.5 to 5 parts by weight of a mixture of C.1) 10 to 90 parts by weight, based on C, of a monophosphorus compound of formula (I) C.2) 90 to 10 wt. %, based on C, of a phosphorus compound of formula (II) D) 0.05 to 5 parts by weight of a fluorinated polyolefin with an average particle diameter of 0.05 to 1000 &mgr;m, a density of 1.2 to 2.3 g/m3 and a fluorine content of 65 to 76 wt. %.
摘要翻译:含有A)70〜98重量份的芳香族聚碳酸酯,B)0.5〜20重量份的接枝聚合物,C)0.5〜5重量份的C.1)10〜 90重量份,基于C,式(I)的单磷化合物C.2)90至10重量份。 基于C的式(II)的磷化合物的D)D)0.05-5重量份平均粒径为0.05-1000μm的氟化聚烯烃,密度为1.2-2.3g / m 3 氟含量为65〜76重量%。 %。
摘要:
A flame-resistant, reinforced thermoplastic molding composition characterized by its improved properties is disclosed. The composition contains A) a mixture of two aromatic polycarbonate resins that differ one from the other in terms of their relative solution viscosities, B) an optional vinyl (co)polymer containing at least one ethylenically unsaturated monomer, C) a graft polymer, D) a phosphorus compound, E) fluorinated polyolefin, and F) inorganic reinforcing material.
摘要:
The present invention relates to thermoplastic graft polymer moulding compositions for high-gloss applications, which exhibit a reduced tendency of the additives to exude out of the thermoplastic composition during processing, and which exhibit reduced deposit build-up in the mould.
摘要:
Flame resistant, thermoplastic molding compounds containing A) 40 to 98 parts by weight of an aromatic polycarbonate, B) 3 to 50 parts by weight of a vinyl copolymer, C) 0.5 to 40 parts by weight of a graft polymer, D) 0.5 to 20 parts by weight of a mixture of D.1) 10 to 90 wt. %, related to D) , of a monophosphorus compound of the formula (I) ##STR1## D.2) 90 to 10 wt. %, related to D), of an oligomeric phosphorus compound of the formula (II) ##STR2## and E) 0.05 to 5 parts by weight of a fluorinated polyolefin with an average particle diameter of 0.05 to 1000 .mu.m, a density of 1.2 to 2.3 g/cm.sup.3 and a fluorine content of 65 to 76 wt. %.
摘要翻译:含有A)40〜98重量份的芳香族聚碳酸酯,B)3〜50重量份的乙烯基共聚物,C)0.5〜40重量份的接枝聚合物,D)0.5〜 20重量份的D.1)10至90重量份的混合物 式(I)的单磷化合物的化合物(D)的相对于D)的%)(I)D.2)90〜10重量% (II)的低聚磷化合物和(E)相关的D)相对于平均粒径为0.05〜1000μm的氟化聚烯烃0.05〜5重量份, 密度为1.2〜2.3g / cm 3,氟含量为65〜76重量%。 %。
摘要:
The invention relates to halogen-free, flameproofed, thermoplastic moulding compounds made from polycarbonate and graft polymers which may optionally contain a copolymer and/or polyalkylene terephthalate, wherein a silicon resin in combination with a blend of monophosphate and oligomeric polyphosphates is used as a flameproofing agent.
摘要:
The present invention relates to aqueous emulsions of polymers which contain 80 to 100 weight % of acrylonitrile polymerized within them, to a method for their preparation, and to their use as raw materials for acrylic and modacrylic fibres and as dyeing additives for adjusting the dyestuff affinity of cationic dyestuffs for conventional acrylic and modacrylic polymers and fibre materials produced from them.
摘要:
The new vinyl polymer dispersions are obtainable by free radical polymerisation of olefinically unsaturated monomers in the presence of a cationic polyamidoamine which has been rendered hydrophobic, and can be used as sizing agents for paper which are distinguished, in particular, by their shear, electrolyte, heat and storage stability.
摘要:
Novel graft copolymer comprising(a) 0.1 to 99.9% by weight of polyalkylene oxide-organopolysiloxane block and/or comb polymer units and(b) 99.1 to 0.1% by weight of units of polymerized perfluoroalkyl substituted allyl compounds, which graft polymers contain structural elements corresponding to the following general formula: ##STR1## wherein X denotes a hydrogen atom or a methyl group,Y and Z denote, independently of one another, a hydrogen atom or an alkyl group containing 1 to 18 carbon atomsQ denotes a divalent alkylene group with 1 to 12 carbon atoms or other divalent radicals,R.sub.f denotes a perfluorinated aliphatic, optionally branched group with 1 to 20 carbon atoms and the group may contain at most one hydrogen or chlorine atom on two carbon atoms in addition to the fluorine atoms,R.sub.Si denotes a polyalkylene oxide-organopolysiloxane block and/or comb polymer residue andR.sub.Po denotes a polyalkylene oxide chain of the polyalkylene oxide-organopolysiloxane block and/or comb polymer, and in the graft polymers, more than 50% by weight of perfluoroalkyl substituted allyl monomers have been added in monomolecular form to the alkylene oxide units of the polyalkylene oxideorganopolysiloxane block and/or comb polymers,are useful as levelling agents for aqueous and/or solvent-containing lacquers and coating systems, for powder lacquers and for whirl sintering coating compounds.