The invention discloses a special plastic/acrylonitrile butadiene styrene (PC/ABS) alloy for a notebook computer shell. The formula comprises the following materials in parts by weight: 30-80 parts of polycarbonate, 5-65 parts of acrylonitrile-butadiene-styrene copolymer, 5-15 parts of compatilizer, 1-15 parts of flame retardant agent, 3-20 parts of filler, 1-10 parts of hardness modifier, 0.5-5 parts of anti-falling agent and 0-1 part of auxiliary agent. By adopting specific high-molecular polymers of polymethyl methacrylate (PMMA), ultrahigh-molecular polysiloxane and the like, the special PC/ABS alloy selects mineral fillers of specific-size mica, glass fiber and the like to carry out rematching therewith and generates synergistic effect, thus obviously improving the surface hardness and scraping resistance of the material and simultaneously having no influence on the other performances of the material. The PC/ABS alloy material has excellent impact resistance, surface scraping resistance and flame retardance, can meet the requirements of plastic for the notebook computer shell and has considerable promotion and application values.

Special plastic/acrylonitrile butadiene styrene (PC/ABS) alloy for notebook computer shell

A railway component comprises a polycarbonate composition comprising: a first polycarbonate selected from a linear polycarbonate homopolymer, a branched polycarbonate, a poly(carbonate-bisphenol arylate ester), a poly(aliphatic ester-carbonate), or a combination thereof; a second polymer different from the first polycarbonate, the second polymer comprising a poly(carbonate-siloxane) copolymer, a polydialkylsiloxane, a silicone graft copolymer, or a combination thereof, wherein siloxane units in the second polymer are present in an amount of 0.3 to 3 wt. %, based on the total weight of the composition; and 10 to 40 wt. % of glass fiber, based on the total weight of the polycarbonate composition.

Interior train components having low smoke and low heat release, and methods of their manufacture

High-hardness and scratch-resistant modified PC (Poly Carbonate) material and preparation method thereof

Interior aircraft components comprise a thermoplastic composition comprising: a first polymer comprising bisphenol A carbonate units and monoaryl arylate units, or a second polymer comprising bisphenol A carbonate units, monoaryl arylate units, and siloxane units, or a combination comprising at least one of the foregoing polymers; and an organophosphorus compound; wherein a sample of the thermoplastic composition has: an OSU integrated 2 minute heat release test value of less than 65 kW-min/m 2 and a peak heat release rate of less than 65 kW/m 2 , an E662 smoke test DsMax value of less than 200, a flame time of less than 15 seconds, a burn length of less than 6 inches, and a drip extinguishing time of less than 5 seconds, an energy in multiaxial impact of 100 J or more and a ductility in multiaxial impact of 100%.

Interior aircraft components and methods of manufacture

The invention discloses a PC (Poly Carbonate)/ABS (Acrylonitrile Butadiene S) alloy material and a preparation method thereof. The PC/ABS alloy material comprises the following formulation components in weight percentage: 56-65 percent of PC, 6-10 percent of ABS, 7-12 percent of halogen-free flame retardant, 8-18 percent of glass fiber and 4-16 percent of other additives. The PC/ABS alloy material takes the PC and the ABS as the base materials, the synergic action is caused during the melt extrusion of the glass fiber and other components, the PC/ABS alloy material is endowed with high strength, and meanwhile, the PC/ABS alloy material has excellent processability and thermal properties, and meets the environmental protection requirement. The preparation method is simple in process, easy to control in conditions, low in cost and equipment requirement, and suitable for industrial production.

PC (Poly Carbonate)/ABS (Acrylonitrile Butadiene S) alloy material and preparation method thereof

The invention discloses an environmentally-friendly halogen-free polycarbonate/acrylonitrile butadiene styrene (PC/ABS) alloy and a preparation method thereof The environmentally-friendly halogen-free PC/ABS alloy consists of the following components in percentage by weight: 60 to 68 percent of PC, 6 to 14 percent of ABS, 7 to 12 percent of halogen-free flame retardant, 5 to 12 percent of inorganic filler and 4 to 16 percent of auxiliary agent The environmentally-friendly halogen-free PC/ABS alloy has the advantages of high fill fluidity, processability, high bending strength and bending modulus, little surface warpage and deformation when an in-mold decoration (IMD) process is used for decorating the surface and good application prospect in high-end laptop computer casings, automotive instrument panels and electrical appliance shells

Environmentally-friendly halogen-free PC/ABS alloy and preparation method thereof

The invention discloses a low-smoke and zero-halogen inflaming retarding glass fiber reinforced polycarbonate composite material and a preparation method thereof The low-smoke and zero-halogen inflaming retarding glass fiber reinforced polycarbonate composite material comprises the following components of 70 to 85wt% of PC (Polycarbonate), 05 to 2wt% of high-efficiency zero-halogen inflaming retardant, 5 to 12wt% of glass fiber and 5 to 16wt% of auxiliary The low-smoke and zero-halogen inflaming retarding glass fiber reinforced polycarbonate composite material of the invention has the advantages of good mold filling fluidity, excellent processing performance, strong bending resistance performance, high toughness, good dimensional stability, high surface glossiness, good application prospects on the aspect of liquid crystal display television die set products

Low-smoke and zero-halogen inflaming retarding glass fiber reinforced polycarbonate composite material and preparation method thereof

The invention is suitable for the technical field of high polymer materials and provides polycarbonate (PC) engineering plastics as well as a preparation method and an application thereof. The PC engineering plastics comprise the following components in parts by weight: 60-72 parts of PC, 12-22 parts of polyethylene terephthalate (PET) or derivatives thereof, 1-5 parts of compatilizer, 1-2 parts of antioxidant, 2-7 parts of primary flexibilizer, 1-5 parts of auxiliary flexibilizer, 0.5-2 parts of lubricating agent and 4-15 parts of fire retardant, wherein the compatilizer is copolyester. For the PC engineering plastics, the PC resin and the PET resin or the derivatives thereof are taken as base materials; by adding the compatilizer, the compatibility of the PC resin and the PET resin is greatly improved; and by adding the primary flexibilizer and the auxiliary flexibilizer, the impact toughness of the PC engineering plastics is obviously improved. The preparation method of the PC engineering plastics has the advantages of low requirements for devices and low cost, is simple in operation, and is suitable for industrial production.

Polycarbonate (PC) engineering plastics as well as preparation method and application thereof

The invention relates to a PC/PMMA alloy and a preparation method thereof. The PC/PMMA alloy comprises the following components by weight percent: 75-82% of PC, 10-15% of PMMA, 4-10% of toughener, 3-5% of compatibilizer and 1-2% of antioxidant. The PC/PMMA alloy has the advantages of good mold filling flowability, excellent processing performance, high impact resistance, chemical resistance, highhardness and difficult scratching, and can adjust the transmittance of the PC/PMMA and the surface pearlescent color according to the needs, and be used as housings of communication devices with higher surface hardness and used for packaging foods with higher requirements on the surface luster.

PC/PMMA alloy and preparation method thereof

The invention discloses a PC (Polycarbonate) film material and a preparation method thereof. The PC film material comprises the following components by weight percentage: 70-85% of PC, 5-10% of flame retardant, 1-5% of flame retardant synergist, 0.1-1% of anti-dripping agent, 0.1-1% of high temperature antioxidant, 0.1-1% of lubricant, and 1-2% of white mineral oil. The PC film material provided by the invention has the advantages of good film-forming properties, environment friendliness and flame retardance, low smoke and low toxicity, high glow-wire ignition temperature (GWIT is more than or equal to 900 DEG C), high glow-wire flammability temperature (GWFI is more than or equal to 960 DEG C), and high oxygen index ( LOI is more than or equal to 44), and is suitable for the fields of electrical and electronic appliances of keyboard insulation, TV/monitor insulation, computer motherboard insulation and the like.

Dong Xu

Papers

Environmentally-friendly halogen-free PC/ABS alloy and preparation method thereof

Low-smoke and zero-halogen inflaming retarding glass fiber reinforced polycarbonate composite material and preparation method thereof

Polycarbonate (PC) engineering plastics as well as preparation method and application thereof

PC/PMMA alloy and preparation method thereof

PC (Polycarbonate) film material and preparation method thereof