Abstract:
PURPOSE: A glass fiber-reinforced polyamide resin composition is provided to ensure excellent fire retardant characteristic, heat resistance, mechanical strength, and shock resistance and to enable use as electronic and electronic parts and automobile parts. CONSTITUTION: A glass fiber-reinforced polyamide resin composition comprises (A) 60-90 weight% of a resin including an aromatic ring, (B) 10-40 weight% of glass fiber, based on 100 parts by weight of the total amount of (A) and (B), (C) 3-15 parts by weight of melamine or melamine-phosphoric acid reaction product, and (D) 1-10 parts by weight of phosphinic acid metal salt compounds.
Abstract:
PURPOSE: A hollow formation structure for a hollow slab is provided to minimize the decrease in the ultimate load of a slab and to decrease the weight of a slab, to reduce noise and vibration, and to minimize environmental pollution. CONSTITUTION: A hollow formation structure(100) for a hollow slab contains: a contour portion(10) forming the entire external appearance, having the preset height in the first direction, the preset horizontal length of the second direction intersecting the first direction, and the vertical length of the third direction intersecting the second direction, and forming the corresponding parts of the corner and the angular point in an outward convex curved surface; and a center portion(20) forming a donut hole through the center of the contour portion.
Abstract:
PURPOSE: A polylactic acid/polycarbonate resin composition is provided to ensure excellent appearance since a flow mark and a weld line nearly does not appear, and to enable use molded products such as electrical and electronic parts, electrical and electronic components, office device, and automobile materials. CONSTITUTION: A polylactic acid/polycarbonate resin composition includes (A) 100 parts by weight of a base resin including (A-1) 10-90 weight% of polylactic acid-based resin and (A-2) 10-90 weight% of polycarbonate resin, and (B) 1-30 parts by weight of polyphenylene ether-based resin based on 100 parts by weight of the base resin. The polylactic acid/polycarbonate resin composition further includes (C) impact reinforcing material.
Abstract:
PURPOSE: An environment-friendly polylactic acid resin composition is provided to secure the excellent appearance property for applying to manufacture various molded products including a vehicle, and spare parts of a machine. CONSTITUTION: An environment-friendly polylactic acid resin composition contains 10~60wt% of polylactic acid, 5~50wt% of rubber-modified vinyl-based graft copolymer, 10~80wt% of vinyl copolymer, and 5~75wt% of poly (meth)acrylic acid alkyl ester resin. The polylactic acid resin composition additionally contains 0.01~20 parts of impact reinforcing agent by weight for 100 parts of total amount of the polylactic acid resin composition.
Abstract:
PURPOSE: A polylactic acid/polycarbonate resin composition is provided to improve the mechanical strength and the heat resistance of the composition, and to secure the excellent welding property. CONSTITUTION: A polylactic acid/polycarbonate resin comp contains 100 parts of base resin by weight, and 1~20 parts of reinforcing agent by weight for a reactive core/shell structure. The base resin is composed of 10~90wt% of polycarbonate resin and 10~90wt% of polylactic acid. The polycarbonate resin has the average molecular weight of 10,000~35,000 grams per mol. The polylactic acid is selected from the group consisting of an L-isomer, a D-isomer, an L,D-isomer, and their combination.
Abstract:
PURPOSE: An environmental-friendly polylactic acid resin composition is provided to ensure excellent appearance, to improve weld impact strength, to improve mechanical strength and heat resistance, and to be used in the manufacture of various molded products required for heat resistance and mechanical rigidity. CONSTITUTION: An environmental-friendly polylactic acid resin composition comprises (A) a base resin including a polylactic acid resin and a polycarbonate resin and (B) a compatibilizer capable of forming the polylactic acid resin and stereo complex. The compatibilizer is a copolymer of polycarbonate and optical isomer polylactic acid of the polylactic acid resin.
Abstract:
A polylactic acid resin composition is provided to increase compatibility with natural fiber and polylactic acid resin by using a chain extender, to ensure high viscosity, excellent mechanical strength and heat resistance, and to improve surface gloss and color of molded products. A polylactic acid resin composition comprises a polylactic acid resin 10-80 parts by weight, a rubber-modified vinyl-based graft copolymer resin 10-70 parts by weight and natural fiber 5-50 parts by weight. The polylactic acid resin composition includes a chain extender. The polylactic acid resin comprises an L-isomer 95-100 weight% and a D-isomer D 0-5 weight% based on the total weight of the polylactic acid resin. The rubber-modified vinyl-based graft copolymer resin is prepared by graft-polymerizing an aromatic vinyl compound 50-95 parts by weight and a vinyl cyanide compound 5 -50 parts by weight to an elastomer 40-70 weight%.
Abstract:
본 발명은 (A)유리섬유 보강 폴리카보네이트 수지, (B)2종의 유기 실리콘계 화합물의 혼합물, (C)금속염계 난연제 및 (D)불소화 폴리올레핀계 수지로 구성되며, 상기 (B)2종의 유기 실리콘계 화합물의 혼합물은 (b1)실록산계 화합물 및 (b2)실리콘계 수지 조성물로 구성되는 유리섬유 보강 열가소성 수지 조성물에 관한 것이다.
Abstract:
PURPOSE: A heat resistant ABS resin is provided to have excellent impact resistance, flowability, heat resistance, processability, and discoloration resistance. CONSTITUTION: A heat resistant ABS resin composition includes a rubber-modified graft copolymer graft polymerized of a cyanate vinyl-based monomer and aromatic vinyl-based monomer; 5-60 wt% of a vinyl-based copolymer polymerized of a vinyl-based monomer, and cyanide monomer; and 15-65 wt% of a terpolymer. The terpolymer is polymerized of 40-70 wt% of α-alkylstyrene, 20-40 wt% of cyanate vinyl-based monomer, and 10-30 wt% of styrene.
Abstract:
(A) 제1 폴리유산 수지; 및 (B) 제2 폴리유산 수지로 표면처리된 천연섬유를 포함하고, 상기 제2 폴리유산 수지는 상기 제1 폴리유산 수지와 서로 다른 이성질체를 포함하는 것이거나, 240℃에서 결정화 온도까지 급냉 후 등온 조건에서 관찰 시, 스페룰라이트(spherulite) 결정이 천연섬유 표면 외의 곳 보다 천연섬유 표면에서 먼저 형성되고 성장 속도가 보다 빠른 것인 천연섬유 강화 폴리유산 수지 조성물 및 이를 이용한 성형품이 제공된다. 폴리유산, 스테레오컴플렉스, 천연섬유, 표면처리, 내가수분해성, 기계적 강도, 내열성