Japan, Sept. 18 -- ASAHI KASEI CORP has got intellectual property rights for 'POLYOL COMPOSITION, POLYURETHANE RESIN COMPOSITION, FILM, AND LEATHER-LIKE SHEET.' Other related details are as follows:
Application Number: JP,2022-069338
Category (FI): C08G18/44,C08G18/40,009,C08G83/00
Stage: PROBLEM TO BE SOLVED: To provide a carbonate group-containing polyol composition capable of reducing the amount of solvent used in production of a coating material or a polyurethane and giving a polyurethane excellent in low-temperature flexibility, chemical resistance (e.g., oleic acid resistance) and wear resistance.SOLUTION: The carbonate group-containing polyol composition has a number average molecular weight of 300-10,000 and contains a constituent unit (I): a repeating unit represented by -(R11-O-CO-O)n11-, and a constituent unit (II): at least one selected from the group consisting of a repeating unit represented by -(R21-O)n21- and a repeating unit represented by -(R31-CO-O)n31-. The content of the constituent unit (II) is 1 mass% or more and 99 mass% or less based on the total mass of the constituent unit (I) and the constituent unit (II).SELECTED DRAWING: None (Grant)
Filing Date: April 20, 2022
Publication Date: Nov. 2, 2022
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
