Abstract:
Disclosed are an infrared ray blocking pigment and a method for manufacturing the same, wherein the pigment is a red pigment or a white pigment in which an inorganic pigment layer is coated on the surface of a flaky pigment coated with a metal oxide layer and blocks infrared rays. The infrared ray blocking pigment according to the present invention includes a flaky pigment which is coated with an inorganic pigment layer and an inorganic pigment layer which is coated on the surface of the flaky pigment with a coating ratio of 3-10 wt% relative to 100 wt% of the flaky pigment. The inorganic pigment layer comprises TiO2 or Fe2O3.
Abstract translation:本发明公开了一种红外线阻挡颜料及其制造方法,其中,所述颜料为红色颜料或白色颜料,其中无机颜料层涂覆在涂有金属氧化物层的片状颜料的表面上,并阻挡红外线 射线。 根据本发明的红外线阻挡颜料包括涂覆有无机颜料层的片状颜料和涂覆在片状颜料的表面上的无机颜料层,涂层比例为3-10重量%,相对于100 片状颜料的重量%。 无机颜料层包含TiO 2或Fe 2 O 3。
Abstract:
PURPOSE: A manufacturing method of an infrared ray shielding paint is provided to offer the infrared ray shielding paint having increased reflectance of the infrared ray and visible light by using platy black, blue, or green infrared shielding pigment in which a metallic oxide is covered with optimized thickness ratio. CONSTITUTION: A manufacturing method of an infrared ray shielding paint comprises: a step of making a slurry by dispersing the shielding pigment power of black, blue, or green infrared throughout the dispersion and stirring the dispersion at 10-30°C (S10); a step of making an infrared shielding pigment ink by dispersing a metallic oxide throughout the slurry (S20); a step of making an infrared reflecting material by covering the infrared shielding pigment with the metallic oxide by adding metallic salt and acid to the infrared shielding pigment ink to have a pH of 2-3 (S30); and a step of mixing the infrared reflecting material, a binder, an antifoaming agent, and a dispersing agent (S40). [Reference numerals] (AA) Start; (BB) End; (S10) Stirring step; (S20) Dispersing step; (S30) Covering step; (S40) Mixing step
Abstract:
본 발명은 고무에 고분산성을 갖는 소수성 실리카의 제조 방법에 관한 것으로, 특히, 실리카 표면에 특정의 실란커플링제 2종 이상을 사용하여 코팅함으로써 소수성이 우수한 실리카를 제조하는 방법에 관한 것이다. 본 발명에 따라 제조되는 소수성 실리카는 고무 첨가물, 특히 실리카 타이어 충진제로 사용될 수 있으며, 분산성을 향상시켜 우수하고 균일한 물성을 제공할 수 있다.
Abstract:
본 발명은 중방식 도료용 실리카계 무기필러 및 이를 포함하는 중방식 도료 조성물에 관한 것으로서, 천연 제올라이트(Zeolite), 규조토 및 실리카를 포함하여 이루어지며, 상기 천연 제올라이트 100중량부에 대하여, 상기 규조토는 100 내지 500중량부, 상기 실리카는 50 내지 500중량부를 포함하는 것을 특징으로 하며, 이에, 체질안료를 더 포함하며, 상기 체질안료는 마이카, 탈크 및 바라이트(baryte)를 포함하여 이루어진 것을 특징으로 한다. 본 발명에 의하면, 종래와 달리, 금속성분을 사용하지 않아, 가공성 및 내구성을 현저히 향상시킬 수 있으며, 천연 제올라이트, 규조토 및 실리카를 최적의 비율로 혼합한 무기필러에 체질안료를 첨가함으로써, 수분침투를 효과적으로 방지하는 동시에, 수분을 직접 흡수하여, 해수에 접하는 철강구조물에서의 방식성을 현저히 향상시킬 수 있는 장점이 있다.
Abstract:
PURPOSE: A composite inorganic filler is provided to form a water-dispersible polyurethane paint film which has improved mechanical properties and chemical resistance without transparency loss. CONSTITUTION: A composite inorganic filler comprises water-dispersible sol which comprises an inorganic metal oxide(20) and silica(10). The inorganic metal oxide comprises at least one selected from zirconium, aluminum, germanium, titanium, or zinc. A paint composition comprises a water-dispersible polyurethane resin(30) and the composite inorganic filler. The average particle diameter of the composite inorganic filler is 10-80 nm. The paint composition additionally comprises at least one selected from a dispersant, a diluent, a pH modifier, or a leveling agent.
Abstract:
PURPOSE: Silica-based inorganic filler for heavy anti-corrosive paint is provided to remarkably improve processability and durability without using a metal component, thereby effectively preventing penetration of moisture, and imparting corrosion resistance of high level. CONSTITUTION: Silica-based inorganic filler for heavy anti-corrosive paint comprises diatomite. The inorganic filler additionally comprises natural zeolite, and silica. The comprised amount of the diatomite and the silica is respectively 100-500 parts by weight and 50-500 parts by weight based on 100.0 parts by weight of the natural zeolite. A heavy anti-corrosive paint composition comprises: the silica-based inorganic filler; extender pigments comprising mica, talc, and barite; an organic binder consisting of an epoxy resin; and a diluent comprising at least one selected from butyl glycidyl ether, phenyl glycidyl ether, dibutylphthalate, or dioctylphthalate.
Abstract:
개시된 방화문 제조방법은 난연성 수지 조성물을 형성하는 단계와, 상기 난연성 수지 조성물에 무기 섬유를 함침 처리 및 건조하는 단계와, 상기 난연성 수지 조성물에 함침 처리 및 건조된 무기 섬유를 압축 경화하여 프리프레그를 형성하는 단계 및 상기 프리프레그를 하니컴에 결합하는 단계를 포함할 수 있다. 상기 난연성 수지 조성물을 형성하는 단계는 에폭시 수지와 제1 용매를 혼합하여 에폭시 수지액을 형성하는 단계와, 실란에 의하여 개질된 무기계 난연제를 제2 용매에 분산시키는 단계 및 상기 제2 용매에 분산된 무기계 난연제를 상기 에폭시 수지액에 분산시키는 단계를 포함할 수 있다. 이에 의하면, 수산화마그네슘 등 무기계 난연제를 사용하여, 유독가스를 배출하지 않으면서도 방화문의 난연성을 높여주는 효과가 있다. 또한, 유리섬유, 탄소섬유 등의 무기섬유를 이용하기 때문에 환경 친화적이고 가공성이 우수하며, 다양한 종류의 마감이 가능한 방화문을 제조할 수 있게 된다.
Abstract:
PURPOSE: A polyester composition is provided to improve emitting ability and fire retardancy without decreasing inherent viscosity. CONSTITUTION: A manufacturing method of a polyester composition containing surface-modified magnesium hydroxide comprises: a step of surface modifying magnesium hydroxide particles by using an anionic, a cationic, and a non-ionic or an amphoteric surfactant; a step of manufacturing PET by inserting alkylester and diol, and stirring in a transesterification reactor; and a step of adding surface-modified magnesium hydroxide particles in the PET, and stirring the mixture in a double-step reactor.
Abstract:
PURPOSE: A method for manufacturing crystalline zeolite of high silicon-aluminum ratio and the crystalline zeolite manufactured by the same are provided to improve the crystal shape and the uniformity of the crystalline zeolite and to prevent the coagulation of zeolite particles. CONSTITUTION: Tetrapropyl ammonium hydroxide(TPAOH), water, and tetraethyl ortho-silicate(TEOS) are mixed and hydrothermal reacted to obtain silicalite nano-sol. Sodium hydroxide is dissolved in water and is uniformly mixed. Fumed silica sol and aluminum hydroxide are added and mixed with the mixture to obtain a mixed solution. The silicalite nano-sol is added into the mixed solution as a seed and a mixing process is implemented to obtain a reaction solution(S30). The reaction solution is hydrothermally synthesized at a temperature between 50 and 250 degrees Celsius to obtain crystalline zeolite(S40).
Abstract:
PURPOSE: A fire door and an environment-friendly manufacturing method thereof, which improves fire retarding property without discharging poisonous gas, is provided to reduce the weight of a fire door and to prevent the exhaustion of the poisonous gas. CONSTITUTION: A fire door comprises a honeycomb and a prepreg. The prepreg is combined in both sides of honeycomb. The manufacturing method of the fire door is as follows. A flame retardant resin composite is formed(a). The prepreg is formed by pressing and hardening flame retardant resin composition(b). The prepreg is united with honeycomb.