公开(公告)号：US20230416459A1

公开(公告)日：2023-12-28

申请号：US18329671

申请日：2023-06-06

Applicant: AGC Inc.

Inventor： Kazuma KONNO ,  Takashi ITO ,  Kosuke YAMASAKI ,  Yoshitaka SUNAYAMA ,  Hajime TAKEDA

IPC: C08G65/336 ,  C09J171/02

CPC classification number: C08G65/336 ,  C09J171/02

Abstract: The present invention relates to an oxyalkylene polymer including: a polyoxyalkylene chain containing an oxyethylene group; and a reactive silicon group which is bonded to the polyoxyalkylene chain via an organic group containing one group represented by —C(═O)NH—, wherein a number average molecular weight is from 3,000 to 150,000, a molecular weight distribution is 2.00 or less, an amount of the oxyethylene group is from 3 to 90% by mass, and the number of the reactive silicon groups per molecule is 0.5 or more.

公开(公告)号：US20230399464A1

公开(公告)日：2023-12-14

申请号：US18355736

申请日：2023-07-20

Applicant: AGC Inc.

Inventor： Daisuke KAKU ,  Takashi ITO ,  Yoshitaka SUNAYAMA ,  Kosuke YAMASAKI ,  Kazuma KONNO ,  Hajime TAKEDA

IPC: C08G65/336 ,  C08G65/26 ,  C08G65/331 ,  C08L71/02

CPC classification number: C08G65/336 ,  C08G65/2663 ,  C08G65/3312 ,  C08L71/02 ,  C08G2170/00 ,  C08G2650/36 ,  C08L2205/025 ,  C08L2205/035 ,  C08G2650/04 ,  C08G2650/10 ,  C08G2190/00

Abstract: The curable composition is a curable composition containing an oxyalkylene polymer A having a reactive silicon group represented by —SiRa(X)3-a, wherein the oxyalkylene polymer A has 6 or more terminal groups per molecule; the terminal group contains at least one selected from the group consisting of a reactive silicon group represented by —SiRa(X)3-a, an active hydrogen-containing group, and an unsaturated group; the oxyalkylene polymer A has 0.3 or more reactive silicon groups per terminal group; and the number average molecular weight of the oxyalkylene polymer A is more than 25,000 and not more than 100,000.