Abstract:
The present invention relates to a resin composition which comprises a thermosetting resin and metal-resin composite particles. The metal-resin composite particles comprises a metal deposition layer; a first coating layer on one surface of the metal deposition layer; a second coating layer on the other surface of the metal deposition layer; and each of the first and second coating layer comprises a thermosetting resin, and to a molded article using the same. [Reference numerals] (AA) Start; (BB) No; (CC) Yes
Abstract:
PURPOSE: A electronic housing mold and a manufacturing method of the same are provided to reduce the total weight by decreasing the specific gravity and to change the form of succession into form of mold by using the pressure difference between the inside of the mold and outside of the mold. CONSTITUTION: The electronic housing mold has 0.2~2 mm of thickness. The apparent specific gravity of the molded product for the electronic device housing is 0.8~2.5 g/ml. The width / thickness of the molded product for the electronic device housing is 300,000~1500,000mm. The width / thickness of the molded product for the electronic device housing 500,000~1500,000mm. The electronic housing mold is manufactured by vacuum molding the extrusion flat board to have single layer or multi-layers. The curve modulus of the molded product for the electronic device housing is 1.8~20Gpa. The molded product for the electronic device housing is manufactured from the thermoplastic resin which is capable of extrusion.
Abstract:
PURPOSE: Molded articles for electronic device housings and a method for preparing the same are provided to ensure excellent dimensional stability and mechanical strength and to secure thin thickness using a thermoplastic resin. CONSTITUTION: A molded product for an electronic device housing is molded from a thermoplastic resin composition including (A) 50-90 wt% of a polycarbonate resin and (B) 20 ~ 50 wt% of a polyester resin. The molded product for an electronic device housing has the thickness of 0.2-2mm and 0.8-2.5 g/ml of apparent specific gravity.
Abstract:
본 발명은 열가소성 수지에 관한 것으로서, 구체적으로는 그라프트 공중합체 20-40 중량부와 스티렌 아크릴로니트릴 공중합체 40-80 중량부 및 폴리에틸렌테레프탈레이트 0.1-10중량부를 포함하는 것을 특징으로 하는 진공성형성이 우수한 열가소성 수지조성물에 관한 것이다. 본 발명에 의한 열가소성 수지는 폴리에틸렌테레프탈레이트를 첨가함으로 인해 고온인장강도가 향상되어 우수한 진공성형성을 제공할 수 있으며, 이러한 우수한 진공성형성을 가진 열가소성 수지는 냉장고 내상용 성형품 등 진공성형성 및 미려한 외관을 요구하는 성형품의 제조에 적용될 수 있다. 그라프트 공중합체, 스티렌 아크릴로니트릴 수지, 폴리에틸렌테레프탈레이트, 진공성형성, 연신특성
Abstract:
본 발명의 냉장고용 열가소성 수지 조성물은 (A) 평균 입자 크기가 0.1∼0.4 ㎛인 고무질 중합체 40∼70 중량% 존재 하에 시안화비닐 화합물과 방향족 비닐화합물의 단량체 혼합물 60∼30 중량%를 유화 그라프트 중 합한 아크릴로니트릴-부타디엔-스티렌 그라프트 공중합체 수지 20 내지 40 중량부; (B) (b 1 ) 평균 입자 크기가 0.1∼10 ㎛인 고무질 중합체 5∼20 중량%, 시안화비닐 화합물 10∼30 중량% 및 방향족 비닐화합물 65∼85 중량%를 공중합한 스티렌계 공중합체 0 내지 75 중량% 및 (b 2 ) 평균 입자 크기가 0.1∼10 ㎛인 고무질 중합체 5∼20 중량%, 및 방향족 비닐화합물 80∼95 중량%를 공중합한 스티렌계 공중합체 25 내지 100 중량%로 이루어진 스티렌계 공중합체 수지 1 내지 20 중량부; 및 (C) 시안화비닐 화합물-방향족 비닐화합물 공중합체 50 내지 79 중량부로 이루어진다. 냉장고용 수지, 환경응력 저항성, 진공성형성
Abstract:
PURPOSE: A lubricant for a resin is provided, which can prevent precipitates or crosslinked products, therefore improves processability of the resin and apparent property of products. And the resin composition containing the lubricant is also provided. CONSTITUTION: The lubricant is produced by a process comprising the steps of: injecting 20-50pts.wt. of magnesium oxide or calcium oxide into a sulfuric acid (15-45wt%) solution and reacting at 40-100deg.C; adding 30-70pts.wt. of at least one acid selected from abietic acid, neoabietic acid, dehydroabietic acid, pimaric acid, isopimaric acid, levopimaric acid, and palustric acid and reacting at 20-100deg.C to prepare precipitate; dehydrating and drying the precipitate. The lubricant can be also produced by reacting an abietic acid or its derivative, ionized by phosphorus or sodium, with a metal salt. And the resin composition contains 0.01-10wt% of the lubricant.
Abstract:
제1 열가소성 수지를 포함하는 적어도 하나의 기재층; 및 상기 기재층의 일면 또는 양면에 위치하고, 제2 열가소성 수지 및 금속-수지 복합 입자를 포함하는 적어도 하나의 메탈릭 수지층을 포함하고, 상기 제1 열가소성 수지와 상기 제2 열가소성 수지는 서로 동일하거나 상이하고, 상기 금속-수지 복합 입자는 금속 증착층, 상기 금속 증착층의 일면에 위치하는 제1 코팅층, 그리고 상기 금속 증착층의 다른 일면에 위치하는 제2 코팅층을 포함하고, 상기 제1 코팅층 및 상기 제2 코팅층은 각각 열경화성 수지를 포함하는 라미네이트 시트 및 상기 라미네이트 시트의 제조 방법, 상기 라미네이트 시트를 이용한 성형품 및 상기 성형품의 제조 방법에 관한 것이다.
Abstract:
The present invention relates to a laminate sheet, a manufacturing method thereof, an article using a laminate sheet, and a manufacturing method thereof. The laminate sheet includes at least one base layer including a first thermoplastic resin and at least one metallic layer which is located on one side or both sides of the base layer and includes a second thermoplastic resin and metal-resin composite particles. The first thermoplastic resin and the second thermoplastic resin are the same as or different from each other. The metal-resin composite particle includes a metal deposition layer, a first coating layer which is located on one side of the metal deposition layer, and a second coating layer which is located the other side of the metal deposition layer. The first coating layer and the second coating layer contain a thermosetting resin, respectively.
Abstract:
The present invention relates to a molded product which comprises a thermoplastic resin, a metal-resin complex particle, and an air hole. The metal-resin complex particle comprises: a metal deposition layer, a first coating layer positioned on one surface of the metal deposition layer, a second coating layer positioned on the other surface of the metal deposition layer, and the first and second coating layer respectively comprising a thermoplastic resin; and to a manufacturing method of a molded product.
Abstract:
PURPOSE: A thermoplastic resin composition is provided to have excellent processability, high bending strength, low surface resistance, high electric conductivity, and excellent electronic wave blocking effect. CONSTITUTION: A thermoplastic resin composition comprises 5-30 wt% of a first filler which is a fusible metal; 1-20 wt% of a second filler which is a non-fusible metal or fused of a metal and inorganic material; 10-60 wt% of a conductive fiber third filler; and 10-84 wt% of a thermoplastic resin. The first filler is a fusible metal filler which has a lower melting point than the melting point of the thermoplastic resin by 30 °C or more. The second filler is a fusible metal filler or fused filler of metal ad inorganic material which has a higher melting point than the melting point of the thermoplastic resin by 500 °C or more.