JPS5427562A - Stabilization of aqueous urocanic acid solution - Google Patents

Stabilization of aqueous urocanic acid solution

Info

Publication number
JPS5427562A
JPS5427562A JP9309677A JP9309677A JPS5427562A JP S5427562 A JPS5427562 A JP S5427562A JP 9309677 A JP9309677 A JP 9309677A JP 9309677 A JP9309677 A JP 9309677A JP S5427562 A JPS5427562 A JP S5427562A
Authority
JP
Japan
Prior art keywords
stabilization
aqueous
urocanic acid
acid solution
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP9309677A
Other languages
Japanese (ja)
Other versions
JPS597708B2 (en
Inventor
Yoshimaru Kumano
Arata Nakamura
Sadaaki Tawara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shiseido Co Ltd
Original Assignee
Shiseido Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shiseido Co Ltd filed Critical Shiseido Co Ltd
Priority to JP52093096A priority Critical patent/JPS597708B2/en
Publication of JPS5427562A publication Critical patent/JPS5427562A/en
Publication of JPS597708B2 publication Critical patent/JPS597708B2/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/24—Phosphorous; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
    • A61K8/4946—Imidazoles or their condensed derivatives, e.g. benzimidazoles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/52—Stabilizers

Abstract

PURPOSE:To stabilize aq. alkaline solution of urocanic acid having UV light absorbing ability and useful for cosmetics, etc. by adding at least one of polymetaphosphates to prevent discoloration by light, heat, and air with time.
JP52093096A 1977-08-03 1977-08-03 Stabilization method of urocanic acid aqueous solution Expired JPS597708B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52093096A JPS597708B2 (en) 1977-08-03 1977-08-03 Stabilization method of urocanic acid aqueous solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52093096A JPS597708B2 (en) 1977-08-03 1977-08-03 Stabilization method of urocanic acid aqueous solution

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP16636379A Division JPS60352B2 (en) 1979-12-21 1979-12-21 Stabilization method of uroganic acid aqueous solution

Publications (2)

Publication Number Publication Date
JPS5427562A true JPS5427562A (en) 1979-03-01
JPS597708B2 JPS597708B2 (en) 1984-02-20

Family

ID=14072982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52093096A Expired JPS597708B2 (en) 1977-08-03 1977-08-03 Stabilization method of urocanic acid aqueous solution

Country Status (1)

Country Link
JP (1) JPS597708B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5917359U (en) * 1982-07-27 1984-02-02 アイシン精機株式会社 guide piston
JPS5958171A (en) * 1982-09-27 1984-04-03 Mitsubishi Heavy Ind Ltd Piston machine
JPH03279316A (en) * 1990-03-28 1991-12-10 Shiseido Co Ltd External preparation of skin

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5917359U (en) * 1982-07-27 1984-02-02 アイシン精機株式会社 guide piston
JPH0225953Y2 (en) * 1982-07-27 1990-07-16
JPS5958171A (en) * 1982-09-27 1984-04-03 Mitsubishi Heavy Ind Ltd Piston machine
JPH03279316A (en) * 1990-03-28 1991-12-10 Shiseido Co Ltd External preparation of skin

Also Published As

Publication number Publication date
JPS597708B2 (en) 1984-02-20

Similar Documents

Publication Publication Date Title
JPS5427562A (en) Stabilization of aqueous urocanic acid solution
JPS5427561A (en) Stabilization of an aqueous urocanic acid solution
SE7514294L (en) 4,4'-BIS- / 2 ", 4" -BIS- (DIISOPROPANOLAMINO) -S-TRIAZIN-6 "-YLAMINO / -STILBEN-2,2'-DISULPHONIC ACID, ITS MANUFACTURE AND ITS USE AS OPTICAL WHITE RELATIONSHIP
JPS5340779A (en) Optically active tolpertisone, their preparation and pharmaceuticals containting the same
JPS542329A (en) Herbicidal composition
JPS52132288A (en) Reset system or retention signal
JPS5363760A (en) Water treatment process for decoloring water
DK401683A (en) SUBSTITUTED BENZENESULPHONIC ACID ESTIMATES, PROCEDURES FOR THEIR PREPARATION AND THEIR USE AS MEDICINES
JPS5299994A (en) Stabilization of aqueous solution of basic aluminum salt
JPS5663965A (en) Stabilizing method of aqueous solution of urocanic acid
JPS5429356A (en) Stabilized polyaminoacrylate solution
JPS52109386A (en) Liquid crystal display unit
JPS51135885A (en) Fluorescent substance
JPS5210881A (en) Fluorescent substances
JPS5539671A (en) Liquid coloring matter q-switching composition for neodymium laser
JPS5346916A (en) Preparation of hydroxyacetic acid
JPS5299966A (en) Treatment for removing halogen gas
JPS57183708A (en) Cosmetic
JPS55149271A (en) Preparation of styrene oxide
JPS5278781A (en) Agent for treating solution of acid or alkali
JPS52141477A (en) Treatment of air containing organic halogen compounds
JPS5386534A (en) Address check process system
JPS543010A (en) Stabilization of glutamic acid-gamma-semialdehyde or delta1-pyrroline-5- carboxylic acid
JPS51138597A (en) New device of e lectrolytic bath
JPS5271414A (en) Storage of aqueous cationic monomer solution