URETHANE POLYMER AND OIL COMPOSITION CONTAINING SAME

• Main Authors: MIYAZONO, Keitarou, MATSUKURA, Noriyoshi, MASUKAWA, Ryo
• Format: Patent
• Language: English; French; German
• Published: 03.11.2021
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; HUMAN NECESSITIES; HYGIENE; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

The present invention provides: a urethane polymer having a structure represented by general formula (1) below; an oil composition in which the urethane polymer is dissolved; and a cosmetic composition containing the oil composition.(In the formula, R1 and R2 each independently denote an alkylene group having 5 to 40 carbon atoms, Z1 and Z2 each denote an oxyalkylene group represented by general formula (2) or (3) disclosed in the description, R3 denotes a diisocyanate residue, X1 denotes a hydrogen atom or a group represented by general formula (4) disclosed in the description, X2 denotes a hydrogen atom or a group represented by general formula (5) disclosed in the description, and n denotes a number from 1 to 20, provided that n is 1 if X1 and X2 are each a hydrogen atom.)