Abstract:
Provided are a polycarbonate resin composition which is excellent in light resistance, impact resistance and light reflectance maintenance, and a molded product prepared from the composition. The polycarbonate resin composition comprises 50-95 parts by weight of a thermoplastic polycarbonate resin; 5-50 parts by weight of a poly(meth)acrylic acid alkyl ester resin; 1-30 parts by weight of titanium dioxide; 1-50 parts by weight of a vinyl-based graft copolymer obtained by graft polymerizing 5-95 parts by weight of a monomer mixture comprising 50-95 parts by weight of styrene, alpha-methylstyrene, halogen or alkyl-substituted styrene, C1-C8 alkyl methacrylate, C1-C8 alkyl acrylate or their mixture and 5-50 parts by weight of acrylonitrile, methacrylonitrile, C1-C8 alkyl methacrylate, C1-C8 alkyl acrylate, maleic anhydride, C1-C4 alkyl or phenyl N-substituted maleimide or their mixture, to 5-95 parts by weight of a polymer selected from an acryl rubber, an ethylene-propylene rubber, a polyorganosiloxane/polyalkyl(meth)acrylate rubber composite and their mixture; and 0.1-3 parts by weight of a UV absorber.
Abstract:
본 발명에 따른 난연성 폴리카보네이트 수지 조성물은 (A) 열가소성 폴리카보네이트 수지 100 중량부, (B) 방향족 유황화합물의 금속염 또는 퍼플루오로알칸술폰산의 금속염 0.01∼10 중량부, (C) 환형 포스파젠 화합물이 -R 2 -기를 가진 연결기로 연결되어 이루어진 환형 포스파젠의 올리고머형 화합물의 혼합물 0.1∼20 중량부, 및 (D) 평균 입자 크기가 0.05∼1000 ㎛이고, 밀도가 1.2∼2.3 g/㎤인 불소화 폴리올레핀계 수지 0.05∼5 중량부로 이루어지는 것을 특징으로 한다.
Abstract:
본 발명의 난연성 열가소성 수지조성물은 (A) 폴리카보네이트 수지 100 중량부; (B) 술폰산 금속염 0.01 내지 10 중량부; (C) 이산화티탄 100중량부에 대해서 알루미나(Al 2 O 3 )가 1% 이하로 표면개질된 특정 이산화티탄 2∼20 중량부; 및 (D) 평균 입자 크기가 0.05∼1000㎛이고, 밀도가 1.2∼2.3 g/㎤인 불소화 폴리올레핀계 수지 0.05∼5 중량부로 이루어지는 것을 특징으로 한다.
Abstract:
본 발명은 (A) 융점이 200℃ 이상 350℃ 이하인 방향족 폴리아미드 수지 (B) 방향족 폴리에스테르 수지 및 (C) 백색안료를 포함하는 폴리아미드계 수지 조성물에 관한 것으로, 방향족 폴리에스테르 수지(B)를 사용하여 반사율 및 내변색성을 개선시킨 폴리아미드계 수지 조성물에 관한 것이다.
Abstract:
A polycarbonate-polysiloxane copolymer resin composition is provided to ensure an excellent balance in physical properties including low-temperature impact strength, mechanical strength and appearance, and to produce various molded articles requiring a high low-temperature impact strength, such as automobile parts. A polycarbonate-polysiloxane copolymer resin composition having excellent low-temperature impact strength and mechanical strength comprises: (A) 100 parts by weight of a thermoplastic polycarbonate resin; and (B) 0.1-30 parts by weight of an epoxy-containing organosiloxane polymer represented by the following formula 2, 3 or 4. In the formulae, each of R1, R3 and R5 independently represents H, C1-C8 alkyl, C6-C30 aryl or alkyl-substituted aryl; each of R2, R4 and R6 independently represents a C1-C8 alkylene; each of p, q and r independently represents 0 or 1; each of a and b represents the number of repeating units ranging from 1 to 10; and c and d represent a ratio of repeating units, wherein c:d is 99.9:0.1-50:50.
Abstract:
Provided is a thermoplastic resin composition which is excellent in low coefficient of linear thermal expansion, dimensional stability, impact resistance, thermal resistance, thermal stability, workability and appearance characteristics. The thermoplastic resin composition comprises (A) 45 to 95 parts by weight of a polycarbonate resin; (B) 1 to 50 parts by weight of a rubber-modified vinyl-based graft copolymer; (C) 0 to 50 parts by weight of a vinyl-based copolymer; (D) 1 to 20 parts by weight of a maleimide-based copolymer; and (E) 0.5 to 20 parts by weight of talc having an average particle size of 0.1 to 50 micrometers, based on 100 parts by weight of base resins (A)+(B)+(C).
Abstract:
Provided is a polycarbonate/polyester-based alloy resin composition which is high in flexural modulus and heat resistance and is excellent in impact resistance, fatigue resistance and chemical resistance. The alloy resin composition comprises 100 parts by weight of a resin composition which comprises 30-80 parts by weight of a thermoplastic polycarbonate resin and 20-70 parts by weight of a thermoplastic polyester resin; 0.5-20 parts by weight of a core-shell graft copolymer; and 0.3-10 parts by weight of a thermotropic liquid crystal aromatic polymer resin. Preferably, the thermotropic liquid crystal aromatic polymer resin is an aromatic polyester-based resin or an aromatic polyester amide-based resin.
Abstract:
PURPOSE: Provided is a flame retardant polycarbonate composition having no halide compound, in turn, ensuring environmental affinity and excellent flame retardancy together with impact-resistance, heat-resistance and mechanical property. CONSTITUTION: The polycarbonate composition comprises on the basis of 100 parts by weight of thermoplastic polycarbonate; 0.01-10 wt.% of metal salt of aromatic sulfur compound or metal salt of perfluoroalkane sulfonic acid; 0.1-20 wt.% of mixture of oligomer compound of circular phosphagen compound formed by connecting circular phosphagen compound o formula(1) with -R2- group; 0.005-5 wt. of fluorinate polyolefin resin having 0.05-100 microns of average particle size and 1.2-2.3G/cm¬2 of density.
Abstract translation:目的:提供一种不具有卤化物的阻燃聚碳酸酯组合物,进而确保环境亲和性和优异的阻燃性以及耐冲击性,耐热性和机械性能。 构成:聚碳酸酯组合物基于100重量份的热塑性聚碳酸酯, 0.01-10重量%的芳族硫化合物的金属盐或全氟烷基磺酸的金属盐; 通过连接式(1)的环状磷酸酯化合物与-R2-基团形成的环状磷酸酯化合物的低聚物化合物的0.1-20重量% 0.005-5重量% 的氟化聚烯烃树脂,其平均粒度为0.05-100微米,密度为1.2-2.3G / cm 2。