Polyurethane Resin, Synthetic Leather, And Ink

Abstract: A polyurethane resin includes a polyisocyanate, a macropolyol, a hydrophilic-group-containing polyol, and a reaction product of a raw material component containing a chain extender. The polyisocyanate is an alicyclic polyisocyanate. The macropolyol includes a plant-derived macropolyol. The biomass content in the reaction product is at least 30%.

Patent Information

Application #

Filing Date

18 February 2023

Publication Number

17/2024

Publication Type

INA

Invention Field

POLYMER TECHNOLOGY

Status

Email

Parent Application

Applicants

MITSUI CHEMICALS, INC.

5-2, Higashi-Shimbashi 1-chome, Minato-ku, Tokyo 1057122

Inventors

1. YAMASHITA, Tatsuya

c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba 2990265

2. YAGI, Toru

c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba 2990265

3. FUKUDA, Kazuyuki

c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba 2990265

Specification

Documents

Application Documents

#	Name	Date
1	202317011089.pdf	2023-02-18
2	202317011089-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [18-02-2023(online)].pdf	2023-02-18
3	202317011089-STATEMENT OF UNDERTAKING (FORM 3) [18-02-2023(online)].pdf	2023-02-18
4	202317011089-REQUEST FOR EXAMINATION (FORM-18) [18-02-2023(online)].pdf	2023-02-18
5	202317011089-PROOF OF RIGHT [18-02-2023(online)].pdf	2023-02-18
6	202317011089-PRIORITY DOCUMENTS [18-02-2023(online)].pdf	2023-02-18
7	202317011089-FORM 18 [18-02-2023(online)].pdf	2023-02-18
8	202317011089-FORM 1 [18-02-2023(online)].pdf	2023-02-18
9	202317011089-DECLARATION OF INVENTORSHIP (FORM 5) [18-02-2023(online)].pdf	2023-02-18
10	202317011089-COMPLETE SPECIFICATION [18-02-2023(online)].pdf	2023-02-18
11	202317011089-FORM-26 [21-02-2023(online)].pdf	2023-02-21
12	202317011089-FORM-26 [23-02-2023(online)].pdf	2023-02-23
13	202317011089-GPA-170323.pdf	2023-03-23
14	202317011089-Correspondence-170323.pdf	2023-03-23
15	202317011089-FORM 3 [10-08-2023(online)].pdf	2023-08-10
16	202317011089-FORM 3 [12-02-2024(online)].pdf	2024-02-12