Title:
EPOXY TERMINATED POLYSULFIDE POLYMER
Document Type and Number:
WIPO Patent Application WO/2018/131381
Kind Code:
A1
Abstract:
This epoxy terminated polysulfide polymer is represented by formula (1) (wherein the sum of a + b + c is 3-50, and each of a, b and c independently represents 0 or an integer of 1-50; d represents an integer of 1-3; X represents a number of 1-5; R1 represents an organic group represented by general formula -R5-O-C2H4-O-R5-; R5 represents an organic group having 2 or more carbon atoms; each of R2, R3 and R4 independently represents an organic group represented by general formula (2); R6 represents H or CH3; and e represents a number of 0-3). This epoxy terminated polysulfide polymer has good storage stability. A cured product obtained by curing this epoxy terminated polysulfide polymer by means of a curing agent has high flexibility, excellent water resistance, excellent chemical resistance and excellent weather resistance, while additionally having high adhesive power.
Inventors:
ANDO YUMI (JP)
HAMADA YUKIKO (JP)
HAMADA YUKIKO (JP)
Application Number:
PCT/JP2017/045071
Publication Date:
July 19, 2018
Filing Date:
December 15, 2017
Export Citation:
Assignee:
TORAY FINECHEMICALS CO LTD (JP)
International Classes:
C08G59/32; C08G59/38; C08G75/02
Foreign References:
| JPH06128353A | 1994-05-10 | |||
| JPS60181123A | 1985-09-14 | |||
| JPS4915077B1 | 1974-04-12 | |||
| JP2016169280A | 2016-09-23 |
Attorney, Agent or Firm:
ICHIJO, Chikara (JP)
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