摘要:
The present invention provides a flame-retardant polycarbonate resin composition which comprises (a) 100 parts by weight of an aromatic polycarbonate resin, (b) 0.5-40 parts by weight of a phosphorus-containing flame retardant, (c) 0.01-5 parts by weight of polyfluoroethylene, (d) 0-5 parts by weight of sulfonic acid metal salt, and (e) 0.5-30 parts by weight of a multi-layered polymer having a core made of an elastic polymer having a glass-transition temperature (Tg) lower than a room temperature, and an outer layer made of a thermoplastic resin having an adhesiveness or miscibility to polycarbonate, provided that the composition comprises 3-40 parts by weight of a phosphorus-containing flame retardant when said composition comprises substantially no sulfonic acid metal salt.
摘要:
A flame retardant thermoplastic resin composition comprises a thermoplastic resin comprising a polyphenylene ether resin, a high impact polystyrene resin or an acrylontrile-butadiene-styrene resin; an organo phosphate compound in an amount less than or equal to about 20 parts by weight for every 100 parts by weight of the thermoplastic resin; and a polyhydric alcohol compound in an amount of about 0.5 to about 5.0 parts for every 100 parts by weight of the thermoplastic resin. A method for the manufacture of the thermoplastic resin composition is also disclosed. The thermoplastic resin composition exhibits high flow characteristics and improved impact strength while providing effective flame retardance.
摘要:
The present invention relates to a flame-retardant polypropylene resin composition comprising (A) polypropylene resin 20-60% by weight, (B) polyphenylene ether-based resin 1-50% by weight, (C) hydrogenated block copolymer of a vinylaromatic compound and conjugated diene, which mainly is based on vinylaromatic compound, 0.1-15% by weight, (D) aromatic phosphoric ester in phenol strucure 1-20% by weight, (E) polyammonium phosphate 1-20% by weight, and (F) pentaerythritol-based flame retardant auxiliary agent 0.1-13% by weight. The weight ratio of the aromatic phosphoric ester in phenol structure to the polyammonium phosphate is preferably 0.2-5.0. The composition has advanced flame-retardant and heat-resistant property, and processing property.
摘要:
Thermoplastic moulding compositions based on polycarbonate and/or polyester-carbonate comprising graft polymer prepared by means of bulk, solution or bulk-suspension polymerization processes and phosphorus compounds of the general formula (I)
摘要:
The present invention relates to a novel flame retardant system for polymers comprising a mixture of two different aryl phosphates, to its preparation, and to its use.
摘要:
A graft polymer-modified thermoplastic polycarbonate molding composition is described. The thermoplastic polycarbonate molding composition comprises a phosphorous compound or a mixture of phosphorous compounds. Thermoplastic molding compositions according to the present invention are flame resistant, and have desirable mechanical properties and elevated heat resistance.
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 flameproof thermoplastic resin composition of the present invention comprises (A) 100 parts by weight of a rubber modified styrene-containing base resin composed of 20˜100% by weight of a styrene-containing graft copolymer resin and 0˜80% by weight of a styrene-containing copolymer resin; (B) 5˜40 parts by weight of a phenolic resin; (C) 3˜40 parts by weight of a PPE resin having a hindered phenolic structure; and (D) 5˜30 parts by weight of an aromatic phosphoric acid ester having a hindered phenolic structure. Said flameproof thermoplastic resin composition may further comprise 0.01˜2.0 parts by weight of a fluorine resin to 100 parts by weight of said rubber modified styrene-containing base resin.
摘要:
Flame resistant graft polymer-modified polycarbonate molding compositions are described. The polycarbonate molding compositions comprise phosphorous compounds, and a coagulated mixture of flourinated polyolefins or precompound fluorinated polyolefins. Polycarbonate molding compositions according the present invention are flame retardant, and have desirable mechanical properties, e.g., notched impact strength and elongation at break.
摘要:
A thermoplastic, flame-retardant moulding composition having improved mechanical properties is disclosed. The composition contains 40 to 99 parts by weight of a thermoplastic polycarbonate or polyester carbonate, 0.5 to 60 parts by weight of a graft polymer, 0 to 45 parts by weight of a thermoplastic vinyl copolymer, 0.5 to 20 parts by weight of a mixture of at least one mono- and at least one oligo-phosphorus conforming to the general formula and 0.05 to 5 parts by weight of a fluorinated polyolefine.