Cqv Co., Ltd.

Kwang-Soo Lim

Kil-Wan Chang

Kwang-Choong Kang

Byung-Ki Choi

Byung-ki Choi

Jae-Il Jeong

Jin-Hyoung Lee

Kum-Sung Cho

Ki-Jung Kim

Sang-Hoon Kim

Myung-Ho Jung

Jung-Min Lee

Yong-Ho Son

Min Choi

Kwang-choong Kang

Kil-wan Chang

Sang-Keun Park

Nam-Il Lee

Gun-Eik Jang

Man-Su Lee

Dong-Min Heo

Jin-Hyung Lee

Kyung-Don Nam

Bong-Geun Song

Eun-Suk Cho

Beom-Jae Lee

Jae-Soo Choi

Kyung-Jun Han

The present invention relates to a technology for producing a black pearlescent pigment for cosmetics which is a human-friendly and nature-friendly by using a pigment including natural charcoal powder. The production method of the pearlescent pigment using natural charcoal according to the present invention includes (a) milling natural charcoal to produce a pigment including natural charcoal powder; and (b) coating a flake substrate with the produced pigment including the natural charcoal powder, wherein the milling is performed at 20 to 40 Hz for 24 to 72 hours, and an average particle size of the pigment including the natural charcoal powder is 100 to 300 nm.

Black pearlescent pigment using natural charcoal and production method thereof

A cosmetics composition having improved water absorbability and oil absorbability is provided. The cosmetics composition effectively controls sweat and sebum, thereby making it possible to improve persistence of make-up and to keep skin from looking dull.

Cosmetics composition having improved water absorbability and oil absorbability

Disclosed is a composite white pigment having mixed together white pigments having different colorimeter values from each other by comprising substrates having various sizes and/or TiO2 having various thicknesses. The composite white pigment, according to the present invention, comprises: a first white pigment comprising a substrate and a white metal oxide layer formed on the substrate; and a second white pigment comprising a substrate and a white metal oxide layer formed on the substrate, and having a different colorimeter value from that of the first white pigment.

Composite white pigment

The present invention relates to a cosmetic product having an excellent UV-blocking effect and a manufacturing method thereof, in which the cosmetic product has an excellent UV-blocking effect, shows reduced whitening, has a good feeling in use, and good adhesion to the skin, and is not glossy and sticky after application to the skin, and to a manufacturing method thereof. The cosmetic product having an excellent UV-blocking effect according to the present invention includes: a cosmetic composition; and a hollow pearlescent pigment added to the cosmetic composition in an amount of 1 to 15 parts by weight based on 100 parts by weight of the cosmetic composition.

Cosmetic product having excellent UV-blocking effect and manufacturing method thereof

A gold pigment is disclosed. The gold pigment according to the present disclosure includes a substrate; a first coating layer formed on a surface of the substrate and including a metal oxide having a refractive index of more than 1.8; a second coating layer formed on the first coating layer and including an oxide containing manganese; a third coating layer formed on the second coating layer and including a colorless metal oxide having a refractive index of 1.8 or less; a fourth coating layer formed on the third coating layer and including a metal oxide having a refractive index of more than 1.8; and a fifth coating layer formed on the fourth coating layer and including FeO.

Gold pigment with high color strength

Disclosed is a cosmetic composition capable of exhibiting various colors, including red, yellow and blue colors. The disclosed cosmetic composition comprises a red, yellow or blue pearlescent pigment prepared by coating a natural pigment on a matrix, so that it is capable of exhibiting various colors.

Cosmetic composition

Disclosed is a method for manufacturing plate &#x3b1;-alumina pearlescent pigments and nano-metal coating pearlescent pigments with a large aspect ratio, having excellent reflectivity and capable of expressing various colors.

Method for manufacturing plate alpha-alumina pearlescent pigments and nano-metal coating pearlescent pigments with large aspect ratio

The present invention relates to flaky aluminum oxide and a preparation method thereof, and more particularly, to a flaky aluminum oxide which is suitably used as a substrate for a pearlescent pigment or the like, and to a preparation method thereof.

Plate-like aluminum oxide and preparation method therefor

The present invention relates to a nacreous pigment and a method of preparing the same. The nacreous pigment includes a flake substrate, a first metal oxide layer coated on the substrate, and an oxide layer coated on the first metal oxide layer and containing MgO.SiO2, and a second metal oxide layer coated on the oxide layer. The pigment exhibits high brightness, high chroma, high gloss, and multi-color effects.

Nacreous pigment with high chroma and multiple colors and method of preparing the same

The interference pigment with high color intensity includes: a platelet-shaped substrate including at least one of natural mica, synthetic mica, alumina flakes, glass flakes, and iron oxide flakes; a lower first metal oxide layer formed of FeOon the platelet-shaped substrate; a second metal oxide layer formed of MgO&#x2022;SiOon the lower first metal oxide layer; and an upper first metal oxide layer formed of FeOon the second metal oxide layer.

Interference pigment with high color intensity and method of manufacturing the same

Disclosed is a method for producing a silver (Ag) coating pigment. The method for producing a silver coating pigment according to the present invention comprises: a step of forming a tin compound pretreatment layer on the matrix surface; and a step of forming a silver coating layer on the lower portion of the tin compound pretreatment layer through a reflux and electroless plating process using a diluted solution of silver nitrate, ammonia water, a citric acid solution, and a diluted solution of potassium hydroxide.

Silver coating pigment, and method for producing same

The present invention relates to a pigment paint for an exterior material and to a method for manufacturing the same. The pigment paint comprises: a flake matrix, a first metal oxide layer coated on the upper portion of the transparent matrix, an oxide layer containing MgO&#x2014;SiOcoated on the upper portion of the first metal oxide layer, and a second metal oxide layer coated on the upper portion of the oxide layer. In order to ensure humidity resistance and weather resistance required for a lustrous pigment paint for exterior materials, a cerium layer and an aluminum oxide layer are further coated. Properties such as high luminance, high chromaticity, and high gloss, which could not be achieved using conventional techniques, can be achieved and a pigment paint having a multi-colored pearl luster can be provided.

Growing community of inventors

Cheongju-si, South Korea

Kwang-Soo Lim