Abstract:
본 발명은 자동차 내장재용 적층시트를 제조함에 있어서, 내장재용 시트를 구성하는 이면층을 발포배율이나 종류가 다른 두 개 이상의 열가소성 엘라스토머(Thermoplastic Elastomer)폼이 복수층으로 적층된 구조로 구성함으로써, 사출 성형 시 발생하는 표면 굴곡, 함몰, 터짐 등의 현상을 방지하고, 동시에 사출 성형 후 표면 감성도 최대한 향상시킬 수 있는 것을 특징으로 하는 자동차 내장재용 적층시트에 관한 것이다.
Abstract:
PURPOSE: A method for fabricating artificial leather with air permeability is provided to strengthening bonding force between a fabric and a film and to prevent peeling or separation of the film. CONSTITUTION: A method for fabricating artificial leather with air permeability comprises: a step of napping the surface of a fabric(S2); a step of coating the back side of the fabric with napping using resin with hydrolysis resistance and flame retardancy for reinforcing the back side of the fabric(S2); a step of coating the napping surface of the fabric with water soluble PU resin solution to form a film(S4); a step of embossing the surface of the fabric(S5); a step of spraying water soluble resin solution on the film surface; and a step of spraying top protect resin on the film surface. [Reference numerals] (S1) Attaching softener; (S2) Napping; (S3) Strengthening back side; (S4) Coating; (S4-1) Primary application; (S4-2) Smoothing; (S4-3) Secondary application; (S5) Patterning; (S6) Painting; (S7) Strengthening surface
Abstract:
PURPOSE: A bio composite material composition is provided to ensure good strength elasticity in bending, excellent moldability, cost economic power and tactility and to prepare an environment-friendly composite sheet with light weight. CONSTITUTION: A polypropylene/soy-protein compositions of bio composite materials comprises polypropylene resin 65~85 weight%, bean-protein particle 10~30 weight% and zinc sulfate(ZnSO4) 2~10 weight%. A method for preparing a polypropylene/soy-protein bio composite sheet comprises the steps of: mixing the bio composite material composition; molding pellets by melting and extruding the mixed bio composite materials; molding a sheet by hot press-processing the molded pellet in the condition of a temperature 150~250 °C and pressure 45~80 kg/cm^2; and processing the molded sheet with a cold pressure press to prepare a bio composite sheet.
Abstract translation:目的:提供生物复合材料组合物,以确保良好的弯曲强度弹性,优异的成型性,经济实力和触感成本,并制备重量轻的环保复合片材。 构成:生物复合材料的聚丙烯/大豆蛋白组合物包含65〜85重量%的聚丙烯树脂,10〜30重量%的豆蛋白颗粒和2〜10重量%的硫酸锌(ZnSO4)。 制备聚丙烯/大豆蛋白生物复合片材的方法包括以下步骤:混合生物复合材料组合物; 通过熔融和挤出混合的生物复合材料来成型颗粒; 在温度为150〜250℃,压力为45〜80kg / cm 2的条件下,通过热压加工成型的片料来成型片材; 并用冷压机加工成型片材以制备生物复合片材。
Abstract:
The present invention relates to a garnish for built-in parts for a vehicle which improves the quality of built-in parts for a vehicle by realizing a three-dimensional pattern using real material and to a manufacturing method thereof. The garnish for built-in parts for a vehicle comprises a sandwich panel with a multi-layered structure which has transparent layers stacked on the top and the bottom of real material pattern layer; and a base layer formed on the back of the sandwich panel.
Abstract:
본 발명은 자동차 내·외장재용 폴리프로필렌/콩-단백질 바이오(bio) 복합재료 조성물, 이를 이용한 바이오 복합시트 및 그 제조방법에 관한 것으로서, 더욱 자세하게 설명을 하면, 폴리프로필렌 수지와 콩 단백질 입자 및 ZnSO 4 을 포함하는 바이오 복합재료 조성물에 관한 것이다. 본 발명의 상기 복합재료 조성물로 제조된 바이오 복합시트는 매우 가볍고, 강도 및 휨탄성이 좋고, 성형성이 매우 좋으며, 가격경제력 및 촉감이 우수할 뿐만 아니라, 몇 차례의 재생가공을 통한 다른 용도로의 재활용이 가능하여 친환경적이다. 콩 단백질 입자, 폴리프로필렌, 자동차 내장재, 자동차 외장재