公开(公告)号：JPH05339126A

公开(公告)日：1993-12-21

申请号：JP15371392

申请日：1992-06-12

Applicant: KAO CORP

Inventor： KASHIMOTO AKIO ,  KIYOUMASU AYUMI ,  YANO SHINJI ,  TAKADA HIROSHI ,  ITO YUJI

IPC: A61K8/18 ,  A61K8/00 ,  A61K8/21 ,  A61K8/44 ,  A61Q1/00 ,  A61Q1/02 ,  A61Q1/08 ,  A61Q1/10 ,  A61Q1/12 ,  A61K7/02 ,  A61K7/031 ,  A61K7/032 ,  A61K7/035

Abstract: PURPOSE:To obtain powder for a water and oil repellent cosmetic, blended in a cosmetic and capable of preventing makeup disorder due to the sebum, etc., improving the extensibility of the cosmetic on the skin and imparting good touch to the skin. CONSTITUTION:The objective powder for a water and oil repellent cosmetic is obtained by treating the surface of an N-mono-long-chain acyl basic amino acid having one 8-22C fatty acid acyl group in the molecule, e.g. Nalpha- lauroyllysine, Nalpha-2-ethylhexanoylornithine or Nalpha-palmitoylarginine with a fluorine compound, e.g. a phosphoric acid ester having a perfluoroalkyl group, tetrafluoroethylene resin or a perfluoroalkyl alcohol. The fluorine compound is used in an amount of preferably 0.01-30 pts.wt., especially 0.5-15 pts.wt. based on 100 pts.wt. N-mono-long-chain acyl basic amino acid. This powder for the cosmetic is blended in an amount of preferably 0.1-99wt.%, especially 1-50wt.% in the cosmetic.

公开(公告)号：JPS6448881A

公开(公告)日：1989-02-23

申请号：JP20314787

申请日：1987-08-17

Applicant: KAO CORP

Inventor： ITO YUJI ,  KASHIMOTO AKIO ,  FUJII SHIGEO

IPC: C09K3/00 ,  A61K8/00 ,  A61K8/19 ,  A61K8/27 ,  A61K8/33 ,  A61K8/36 ,  A61K8/368 ,  A61K8/37 ,  A61Q1/00 ,  A61Q1/12 ,  A61Q17/04

Abstract: PURPOSE:To produce a long wavelength ultraviolet absorber having excellent ultraviolet shielding properties and suitable for use in a cosmetic preparation, by mixing a particular dibenzoylmethane deriv. and a polyvalent metal oxide in a solvent. CONSTITUTION:A substd. phthalic acid monoester of formula I [wherein R is methyl or ethyl; Z is OH, a 1-24C straight-chain or branched aliph. hydrocarbon residue, a 1-24C alkoxy, a polyoxyalkylene (2C or 3C) oxide; and m is 0-3] is condensed with a substd. acetophenone of formula II (wherein Y is Z; and n is 0-3) in the presence of a basic catalyst, thereby obtaining a compd. of formula III. The compd. (III) is esterified, thereby obtaining a dibenzoylmethane derive. (A) of formula IV [wherein X is H, a metal cation, an org. cation, a 1-24C straight-chain or branched aliph. hydrocarbon residue, or a polyoxyalkylene (2C or 3C) oxide]. Component (A) is mixed with a polyvalent metal oxide (e.g., ZnO) having a particle size up to 100mum in a wt. ratio of 1:0.01-100 in water and/or a lower alcohol.

公开(公告)号：JPS6241722A

公开(公告)日：1987-02-23

申请号：JP15386185

申请日：1985-07-12

Applicant: KAO CORP

Inventor： NAKAYAMA KAZUHIKO ,  ITO YUJI ,  MONNO YASUO ,  HAISHI TOMOYUKI ,  TAKEDA TSUNESHI

IPC: C01G49/06 ,  H01F1/11

Abstract: PURPOSE:To produce fine lamellar hematite powder having uniform particle diameters, by heating an aqueous slurry composition which comprises a ferric salt, tartaric acid or its salt and an alkali compound and has a composition to satisfy a specific pH condition, at a specific temperature. CONSTITUTION:Aqueous slurry comprising a ferric salt such as FeCl3, etc., tartaric acid and/or its salt and a third component of an alkali compound such as NaOH, etc., is processed into a composition to satisfy a condition shown by formulas pH>=8.2 and (pH-6.6)/600 =120 deg.C and treated for about 10hr. By this treatment, lamellar hematite powder consisting of lamellar particles having an ogive wherein particle diameter of median is 0.01-1mum, particle diameter ratio of first quartile point to third quartile point is 0.67-1.50, particle diameter ratio of 1/10 point to 9/10 point is 0.-2.0 and lamellar ratio is >=2 is obtained.

公开(公告)号：JPH03178987A

公开(公告)日：1991-08-02

申请号：JP406490

申请日：1990-01-11

Applicant: KAO CORP

Inventor： OMATSU SHINICHIRO ,  MASUDA MITSUHARU ,  ITO YUJI ,  IMAMURA TAKASHI ,  KUROSAKI TOMIHIRO

IPC: C07F9/09 ,  A61K8/00 ,  A61K8/27 ,  A61Q1/00 ,  A61Q1/12 ,  C07F9/11 ,  C07F9/113 ,  C07F19/00

Abstract: NEW MATERIAL:A monoalkyl phosphoric acid zinc alkali metal salt of formula I (A is alkali metal; R is 8-32C hydrocarbon) having a 8-32C hydrocarbon group. EXAMPLE:Monocetylphosphoric acid zinc sodium salt. USE:A cosmetic. The salt comprises plate-like crystal particles as a main component, slightly contains aggregates and has an excellent function as a lubricant having good smoothness, transparency, etc. PREPARATION:A monoalkylphosphoric acid of formula II having a neutralization degree of 0.8-1.2 and a zinc salt of formula XmYn (X is zinc; Y is inorganic anion or organic anion; m and n are integers corresponding to the atomic valencies of Y and X, respectively) are subjected to a salt exchange reaction with each other and the reaction system is adjusted to a pH of 2-6.

公开(公告)号：JPH0680536A

公开(公告)日：1994-03-22

申请号：JP23600592

申请日：1992-09-03

Applicant: KAO CORP

Inventor： KASHIMOTO AKIO ,  KIYOUMASU AYUMI ,  YANO SHINJI ,  TAKADA HIROSHI ,  ITO YUJI

IPC: A61K8/18 ,  A61K8/00 ,  A61Q1/00 ,  A61Q1/02 ,  A61Q1/08 ,  A61Q1/10 ,  A61Q1/12 ,  B01J13/02 ,  C09K3/18 ,  A61K7/02 ,  A61K7/031 ,  A61K7/032 ,  A61K7/035

Abstract: PURPOSE:To obtain powder for water-repellent and oil-repellent cosmetic having excellent water and oil repellency and excellent touch in use, especially excellent smoothness. CONSTITUTION:Pigment obtained by reacting a water-insoluble or slightly water- soluble polyvalent metallic salt of an alkyl phosphate such as an alkyl phosphate of formula I (R1 is 1-45C hydrocarbon group; X1 and X2 are H, alkali metal or amine) or formula II (R2 and R3 are 1-45C hydrocarbon group; X3 is H, alkali metal or amine) with a metallic salt of the formula MmYn (M is metal except alkali metal ; Y is organic or inorganic anion; (m) and (n) are integer corresponding to valence of Y and M) is subjected to surface treatment with a fluorine compound, preferably a perfluoroalkyl group-containing compound to give pigment for a water-repellent and oil-repellent cosmetic. 100 pts.wt. polyvalent metallic salt of an alkyl phosphate is mixed with preferably 0.1-30 pts.wt., especially 0.5-15 pts.wt. fluorine compound. By using the pigment, a cosmetic having excellent water resistance, sebum resistance and oil resistance, good make-up durability, superior slip on the skin, excellent touch in use, especially smoothness is obtained.

公开(公告)号：JPH05285373A

公开(公告)日：1993-11-02

申请号：JP9437692

申请日：1992-04-14

Applicant: KAO CORP

Inventor： YANO SHINJI ,  TAKADA HIROSHI ,  ITO YUJI ,  KASHIMOTO AKIO

IPC: A61K8/72 ,  A61K8/18 ,  A61K8/44 ,  A61K8/46 ,  A61K8/58 ,  A61K8/89 ,  A61Q1/00 ,  A61Q1/02 ,  A61Q1/10 ,  A61Q1/12 ,  B01J13/04 ,  C09C3/08 ,  C09K3/18 ,  A61K7/00 ,  A61K7/02

Abstract: PURPOSE:To obtain water- and oil-repellent powder for cosmetics excellent in water and oil repellency and touch after use, especially smoothness by treating the surface of powder with a multivalent. metallic salt of an acylated amino acid or a multivalent metallic salt of amidosulfonic acid and a compd. having a perfluoroalkyl group contg. a specified number or more of C atoms. CONSTITUTION:The surface of powder is treated with a multivalent metallic salt of an acylated amino acid represented by formula I and/or a multivalent metallic salt of amidosulfonic acid represented by formula II and a compd. having a straight or branched chain >=6C perfluoroalkyl group in the molecule to obtain the objective water- and oil-repellent powder. In the formula I, R is straight or branched chain 7-21C alkyl, etc., M is a multivalent metal atom, x is a number of 1-11, m is the valence of M and n is a number of 1-4. In the formula II, R is straight or branched chain 7-21C alkyl, etc., R is H, etc., M is a multivalent metal atom, Y is ethylene, etc., p is the valence of M and q is 1-4.

公开(公告)号：JPH0558843A

公开(公告)日：1993-03-09

申请号：JP22680791

申请日：1991-09-06

Applicant: KAO CORP

Inventor： ITO YUJI ,  TAKEDA MOTOI ,  TAKADA HIROSHI ,  FUJIKURA YOSHIAKI

IPC: A61K8/18 ,  A61K8/00 ,  A61K8/24 ,  A61Q1/00 ,  A61Q1/02 ,  A61Q1/08 ,  A61Q1/10 ,  A61Q1/12

Abstract: PURPOSE:To obtain a cosmetic having excellent spreadability, adhesivity and affinity to the skin and giving a durable makeup resistant to sweat and water by compounding a cosmetic powder consisting of an organic derivative of zirconium phosphate to a cosmetic. CONSTITUTION:The objective cosmetic contains a cosmetic powder consisting of an organic derivative of zirconium phosphate such as a compound of formula II ((x) is 0.2-1.8; (y) is 0-10) (having an average particle diameter of about 1-50mum) obtained e.g. by contacting an alkylphosphoric acid ester of formula I (R is 1-45C saturated or unsaturated straight or branched chain hydrocarbon group; M and M are H or cationic group) with a laminar zirconium phosphate in a proper solvent. The amount of the zirconium phosphate organic derivative compounded to the cosmetic is preferably 1-99wt.%, especially 5-90wt.%.

公开(公告)号：JPH03115211A

公开(公告)日：1991-05-16

申请号：JP21904790

申请日：1990-08-22

Applicant: KAO CORP

Inventor： ITO YUJI ,  SHINOHARA RYUTARO ,  TORITSUKA MAKOTO ,  IWATA MINORU

IPC: A61K8/30 ,  A61K8/00 ,  A61K8/18 ,  A61K8/19 ,  A61K8/26 ,  A61K8/29 ,  A61Q1/00 ,  A61Q1/02 ,  A61Q1/12 ,  A61Q17/04 ,  C08L83/04 ,  C09C1/36

Abstract: PURPOSE:To obtain a cosmetic for preventing ultraviolet light rays, having hydrophobic nature stable with time free from change in quality of oil, containing powder prepared by coating TiO2 fine particles with a mixture comprising silicate hydrate and alumina hydrate and further the surface of the coated fine particles with silicone oil. CONSTITUTION:Titanium oxide having 30-70nm average particle diameters is dispersed into water to give 5-40wt.% dispersion, which is blended with 1-4wt.% calculated as SiO2 of aqueous solution of sodium silicate and then with 6-12wt.% calculated as Al2O3 of aqueous solution of aluminum sulfate to deposit a coating substance comprising silicate hydrate and alumina hydrate or a compounded substance thereof on the TiO2 fine particles. The fine particles are further coated with a silicone oil to give powder, which is added to a cosmetic base to give a cosmetic. The powder provides a cosmetic having excellent ultraviolet light screening effects by prevention of change in quality of silicone coating film and an oil for cosmetic and further improvement in dispersing function.

公开(公告)号：JPS63238011A

公开(公告)日：1988-10-04

申请号：JP7106987

申请日：1987-03-25

Applicant: KAO CORP

Inventor： OZAWA YOSHIKO ,  ITO YUJI ,  IWAYA KATSUMASA

IPC: A61K8/18 ,  A61K8/25 ,  A61K8/31 ,  A61K8/37 ,  A61K8/63 ,  A61Q1/00 ,  A61Q1/02 ,  A61Q1/04 ,  A61Q1/10 ,  A61Q1/12 ,  A61Q19/00

Abstract: PURPOSE:To obtain an oil-based cosmetic having excellent spreadability, feeling to the skin, dispersibility of pigment and moisture-retaining effect and free from bleed-out of oil, by compounding an oily component, a branched fatty acid cholesteryl ester and a laminar inorganic silicic acid compound surface- treated with a dialkyl phosphate. CONSTITUTION:The objective cosmetic can be produced by compounding (A) a laminar inorganic silicate compound (e.g. kaolin, sericite or mica) having >=2.0X10 mol./g of acidic point having an acid strength Ho of =1.0X10 mol./g of acidic point having an acid strength Ho of

公开(公告)号：JPH09100213A

公开(公告)日：1997-04-15

申请号：JP25604595

申请日：1995-10-03

Applicant: KAO CORP

Inventor： KASHIMOTO AKIO ,  SHINPOU AYUMI ,  ITO YUJI

IPC: A61K8/18 ,  A61K8/00 ,  A61K8/26 ,  A61K8/29 ,  A61Q1/00 ,  A61Q1/02 ,  A61Q1/08 ,  A61Q1/10 ,  A61Q1/12 ,  A61K7/02 ,  A61K7/031 ,  A61K7/032

Abstract: PROBLEM TO BE SOLVED: To obtain a cosmetic excellent in slip on skin, a feeling in use, making unevenness on skin such as pores, fine wrinkles, etc., unnoticeable by natural finish, keeping the effect for many hours, by using powder prepared by treating specific fine powder with hydrogen fluoride. SOLUTION: This cosmetic uses powder prepared by treating fine powder having larger than 0.1μm and not larger than 2μm, preferably 0.15-1.5μm especially preferably 0.3-1.2μm average particle diameter and