Patents by Inventor Junichi Fukasawa

Junichi Fukasawa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7067140
    Abstract: A non-aqueous cosmetic composition contains (A) activated zeolite, (B) a polyhydric alcohol having a molecular weight not higher than 1,000, and (C) a high molecular compound soluble in the ingredient (B). When shaken upon use, the cosmetic composition permits ready and even dispersion of the zeolite, exhibits good spreadability and compatibility on the skin and can be readily applied over a wide area. Moreover, the cosmetic composition also has excellent massaging effect.
    Type: Grant
    Filed: August 5, 2002
    Date of Patent: June 27, 2006
    Assignee: Kao Corporation
    Inventors: Kenzo Koike, Masaki Shimizu, Junichi Fukasawa, Hiroshi Ota, Tsutomu Fujimura, Kazue Tsukahara, Yuji Suzuki
  • Publication number: 20030017185
    Abstract: A non-aqueous cosmetic composition contains (A) activated zeolite, (B) a polyhydric alcohol having a molecular weight not higher than 1,000, and (C) a high molecular compound soluble in the ingredient (B). When shaken upon use, the cosmetic composition permits ready and even dispersion of the zeolite, exhibits good spreadability and compatibility on the skin and can be readily applied over a wide area. Moreover, the cosmetic composition also has excellent massaging effect.
    Type: Application
    Filed: August 5, 2002
    Publication date: January 23, 2003
    Applicant: KAO CORPORATION
    Inventors: Kenzo Koike, Masaki Shimizu, Junichi Fukasawa, Hiroshi Ota, Tsutomu Fujimura, Kazue Tsukahara, Yuji Suzuki
  • Patent number: 6461623
    Abstract: A non-aqueous cosmetic composition contains (A) activated zeolite, (B) a polyhydric alcohol having a molecular weight not higher than 1,000, and (C) a high molecular compound soluble in the ingredient (B). When shaken upon use, the cosmetic composition permits ready and even dispersion of the zeolite, exhibits good spreadability and compatibility on the skin and can be readily applied over a wide area. Moreover, the cosmetic composition also has excellent massaging effect.
    Type: Grant
    Filed: April 12, 1999
    Date of Patent: October 8, 2002
    Assignee: Kao Corporation
    Inventors: Kenzo Koike, Masaki Shimizu, Junichi Fukasawa, Hiroshi Ota, Tsutomu Fujimura, Kazue Tsukahara, Yuji Suzuki
  • Publication number: 20010006659
    Abstract: A non-aqueous cosmetic composition contains (A) activated zeolite, (B) a polyhydric alcohol having a molecular weight not higher than 1,000, and (C) a high molecular compound soluble in the ingredient (B). When shaken upon use, the cosmetic composition permits ready and even dispersion of the zeolite, exhibits good spreadability and compatibility on the skin and can be readily applied over a wide area. Moreover, the cosmetic composition also has excellent massaging effect.
    Type: Application
    Filed: April 12, 1999
    Publication date: July 5, 2001
    Inventors: KENZO KOIKE, MASAKI SHIMIZU, JUNICHI FUKASAWA, HIROSHI OTA, TSUTOMU FUJIMURA, KAZUE TSUKAHARA, YUJI SUZUKI
  • Patent number: 6180124
    Abstract: The invention relates to a cosmetic composition comprising (A) a polyhydric alcohol and (B) a finely particulate metal oxide, wherein water is substantially not contained. The cosmetic composition has an optimum viscosity, undergoes no precipitation of particles, spreads well upon use and has good easiness of washing off and is hence particularly useful as a massaging cosmetic.
    Type: Grant
    Filed: June 28, 1999
    Date of Patent: January 30, 2001
    Assignee: Kao Corporation
    Inventors: Hiroshi Ohta, Kumiko Hosokawa, Junichi Fukasawa, Kenzo Koike, Masaki Shimizu
  • Patent number: 5872272
    Abstract: The present invention relates to polyvalent metal salts of a phosphoric diester represented by formula (1) and organo(poly)siloxanes modified with a polyvalent metal salt of a phosphoric diester having the structural units represented by formulae (9) and (10): ##STR1## wherein R.sup.1 represents a C1 to C20 linear or branched alkyl group, R.sup.2 and R.sup.4 are the same or different and independently represent a C2 to C3 linear or branched alkylene group, R.sup.3 represents a C3 to C20 linear or C5 to C20 branched alkylene group, A represents a group --COO-- or --O--, x and y are the same or different from each other and independently represent an integer of 0 to 10, L represents a C1 to C40 linear or branched alkyl group or a group, R.sup.1 --(OR.sup.2).sub.x --A--R.sup.3 (OR.sup.4).sub.y -- wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, A, x and y have the same meaning as defined herein before, M represents a divalent or polyvalent metal atom, and m represents the same value as the valence of M.
    Type: Grant
    Filed: June 15, 1995
    Date of Patent: February 16, 1999
    Assignee: Kao Corporation
    Inventors: Shinji Yano, Junichi Fukasawa, Hironori Kawasaki, Munehisa Okutsu, Takeshi Ihara, Katsumi Kita, Yoshiaki Fujikura, Akira Akaogi
  • Patent number: 5505936
    Abstract: Phosphoric diesters having formula (1): ##STR1## wherein R.sup.1 is an acyl group having at least one phenyl group; R.sup.2 is a C.sub.2-12 linear or branched alkylene group which may optionally be inserted with an oxygen atom between carbon atoms thereof; L is a C.sub.2-40 linear or branched alkyl group which may optionally be inserted with an oxygen atom between carbon atoms thereof or the group R.sup.1 -O-R.sup.2 ; M is a hydrogen atom, an alkali metal ion, a metal ion of di- or higher valence, an ammonium group, an alkanolammonium group having 2 to 14 carbon atoms, C.sub.1-14 alkylammonium group; and n is the valence of M are useful UV absorbing compounds. The phosphoric diesters remain on the skin for long periods of time and exhibit lasting UV shielding effects. The compounds and the cosmetic compositions containing the compounds are very safe to the skin.
    Type: Grant
    Filed: June 15, 1994
    Date of Patent: April 9, 1996
    Assignee: Kao Corporation
    Inventors: Shinji Yano, Munehisa Okutsu, Katsumi Kita, Yoshiaki Fujikura, Junichi Fukasawa
  • Patent number: 5372814
    Abstract: A sterol derivative represented by the general formulas (I) or (II) which is widely usable as the external base for the skin, emulsifier, etc., for cosmetics, toiletries, medicines, etc., since they have an excellent effect of remedying the chaps of the skin, are capable of stabilizing the lamellar liquid crystal structure and have an excellent surface-activating effect: ##STR1## wherein: R.sup.1 represents a residue remaining after removing the hydrogen atom from the hydroxyl group of a sterol having one hydroxyl group,R.sup.2 represents a group of the formula: ##STR2## (in which R.sup.3 represents an alkenyl or alkyl group having 6 to 20 carbon atoms),M represents a hydrogen atom, alkali metal, etc.,and L represents an alkaline earth metal.
    Type: Grant
    Filed: February 3, 1993
    Date of Patent: December 13, 1994
    Assignee: Kao Corporation
    Inventors: Hiromoto Mizushima, Junichi Fukasawa
  • Patent number: 5124361
    Abstract: A a polyaluminum dialkyl phosphate is disclosed. The compound is prepared by the reaction of:(A) a dialkyl phosphate represented by formula (I): ##STR1## wherein R.sub.1 and R.sub.2 independently represent a hydrocarbon group of a C.sub.8-26 carbon atom content, or a salt thereof, and(B) a basic polyaluminum salt represented by formula(II):Al.sub.m (OH).sub.n X.sub.1.kH.sub.2 O (II)wherein X represents an anion having a valency of x other than a hydroxyl ion, m represents a positive integer satisfying the equation: 3m=n+xl, and k represents 0 or a positive integer, in an aqueous medium in which the resulting polyaluminum dialkyl phosphate is insoluble. The polyaluminum dialkyl phosphate, when it is formulated into a liquid oil, provides a highly transparent, densely structured, soft gel which contains only small amount of free oil component. The gel posseses favorable rheological characteristics and can adequately disperse by a stress and imparts a good feeling upon use.
    Type: Grant
    Filed: July 31, 1990
    Date of Patent: June 23, 1992
    Assignee: Kao Corporation
    Inventors: Junichi Fukasawa, Noriko Shirakawa, Hisao Tsutsumi
  • Patent number: 4987241
    Abstract: A polyaluminum dialkyl phosphate is disclosed. The compound is prepared by the reaction of:(A) a dialkyl phosphate represented by formula (I): ##STR1## wherein R.sub.1 and R.sub.2 independently represent a hydrocarbon group of a C.sub.8-26 carbon atom content, or a salt thereof, and(B) a basic polyaluminum salt represented by formula (II):Al.sub.m (OH).sub.n X.sub.1.kH.sub.2 O (II)wherein X represents an anion having a valency of x other than a hydroxyl ion, m represents a positive integer satisfying the equation: 3m=n+x1, and k represents 0 or a positive integer, in an aqueous medium in which the resulting polyaluminum dialkyl phosphate is insoluble. The polyaluminum dialkyl phosphate, when it is formulated into a liquid oil, provides a highly transparent, densely structure, soft gel which contains only small amount of free oil component. The gel posseses favorable rheological characteristics and can adequately disperse by a stress and imparts a good feeeling upon use.
    Type: Grant
    Filed: January 25, 1989
    Date of Patent: January 22, 1991
    Assignee: Kao Corporation
    Inventors: Junichi Fukasawa, Noriko Shirakawa, Hisao Tsutsumi
  • Patent number: 4857308
    Abstract: A cosmetic comprises an alkyl phosphate represented by the formula (I): ##STR1## in which R.sub.1 and R.sub.2 independently represent hydrogen atom or an alkyl group having from 1 to 36 carbon atoms, and R.sub.3 represents an alkyl group having from 1 to 36 carbon atoms, and a cosmetic powder.The cosmetic is water-repellent in nature, unlikely to break by sweat and is readily spread on the skin with improved softness due to incorporation of the alkyl phosphate.The cosmetic is prepared by first mixing the cosmetic powder and the alkyl phosphate dissolved in an organic solvent under heating conditions. Subsequently, the solvent is distilled off to form an alkyl phosphate coating on the indivisual particles. The coated particles are mixed with other cosmetic ingredients.
    Type: Grant
    Filed: August 21, 1986
    Date of Patent: August 15, 1989
    Assignee: Kao Corporation
    Inventors: Junichi Fukasawa, Haruya Kato, Katsumasa Iwaya, Takako Shimizu, Atsushi Kawano
  • Patent number: 4804533
    Abstract: Metal salts of monoalkyl phosphates of the following formula ##STR1## in which each R represents a saturated or unsaturated, linear or branched hydrocarbon group having from 8 to 32 carbon atoms, and M represents an alkaline earth metal or divalent transition metal.The metal salts are particularly suitable as cosmetic powders, fillers for resins, and lubricants, parting agents and pigment dispersants for polymeric compounds. When used as cosmetic powders, the metal salts improve spreadability, moistness, smoothness, adherence, transparency and covering power of cosmetics.Preparation process of the metal salts is also disclosed.
    Type: Grant
    Filed: April 30, 1987
    Date of Patent: February 14, 1989
    Assignee: Kao Corporation
    Inventors: Takashi Imamura, Norio Nishigawa, Tomihiro Kurosaki, Junichi Fukasawa, Haruya Kato
  • Patent number: 4792444
    Abstract: A cosmetic agent serves to form film being durable to various effects and comprises a copolymer of a fluoroalkyl (meth)acrylate and a long chain, linear alkyl (meth)acrylate. It may further comprise a volatile oil and solid fat(s).
    Type: Grant
    Filed: June 6, 1986
    Date of Patent: December 20, 1988
    Assignee: Kao Corporation
    Inventors: Junichi Fukasawa, Yutaka Yasuda, Yuji Sato, Jun Shida
  • Patent number: 4791140
    Abstract: A novel cosmetic comprises an oil gel formed by at least one metal salt of a dialkyl phosphate of the following general formula (I), (II) or (III) ##STR1## in which each R.sub.1 and each R.sub.2 independently represent a saturated or unsaturated, linear or branched hydrocarbon group having from 8 to 36 carbon atoms, m is an integer of from 1 to 3, n is an integer of from 0 to 2, k is a value of 1 or 2, and 1 is a value of 0 to 1, and a cosmetic oil.The metal salt of the dialkyl phosphate can yield a good oil gel when it is incorporated into the oil in an amount as small as 0.1 to 10% of the oil. Further, the dialkyl phosphate retains good feel of oils without causing oozing of the oil, crazing, discoloration, perspiration and the like.
    Type: Grant
    Filed: April 25, 1986
    Date of Patent: December 13, 1988
    Assignee: Kao Corporation
    Inventors: Junichi Fukasawa, Yoshimitsu Ina, Hisao Tsutsumi