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US6780934B2 Expired / Lapsed US ⏱️ 0.0 years remaining

Room temperature-setting composition

Assignee: AGC Inc
•
Filing: 2002-08-29
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Granted: 2004-08-24
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Expires: 2022-08-29
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Abstract

Abstract A room temperature-setting composition containing a polyoxyalkylene polymer (A) having a molecular weight ranging from 8000 to 50000 and having hydrolyzable silicon groups of the following formula (1):wherein R<1 >is a C1-20 substituted or unsubstituted monovalent organic group, X is a hydroxyl group or a hydrolyzable group, a is 1, 2 or 3, provided that when more than one R<1 >group is present, the R<1 >groups may be the same or different, and when more than one X group is present, the X groups may be the same or different, the composition comprising, as an essential component, the polyoxyalkylene polymer, having a molecular weight ranging from 8000 to 50000 and having hydrolyzable silicon groups of formula (1), wherein a is 3, or the composition comprises a polyoxyalkylene polymer component as defined above which contains said essential specific polyoxyalkylene polymer component, and a polymer (B) made by polymerization of a polymerizable unsaturated group-containing monomer (C).

Inventors

  • 👤 Takao Doi
  • 👤 Takashi Watabe
  • 👤 Tomoko Matsumoto
  • 👤 Tatsuo Onoguchi
  • 👤 Kaori Tsuruoka

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 12:21
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/32; C08G65/329; C08G65/336; C08G65/26; C08G65/2642; C08G65/2645; C08G65/2663; C08L; C08L71/00; C08L71/02

Claims Analysis

Total Claims: 7
Claim 1
Independent Claim 40 words
A room temperature-setting composition, comprising: a polyoxyalkylene polymer (A) having a terminal —SiX 3 group, wherein X is alkoxy, and a polymer (B) prepared by polymerizing at least one of acrylonitrile, styrene, glycidyl methacrylate or glycidyl acrylate as monomer (C).
Claim 2
Dependent Claim 40 words
A room temperature-setting composition, comprising: a polyoxyalkylene polymer (A) having a terminal —SiX 3 group, wherein X is alkoxy, and a polymer (B) prepared by polymerizing at least one of acrylonitrile, styrene, glycidyl methacrylate or glycidyl acrylate as monomer (C).
Claim 3
Dependent Claim 33 words
The room temperature-setting composition according to claim 1 , wherein the monomer (C) polymerized to prepare the polymer (B) is styrene, glycidyl methacrylate or glycidyl acrylate as an essential component of the polymer.
Claim 4
Dependent Claim 22 words
The room temperature-setting composition according to claim 1 , wherein the polyoxyalkylene polymer (A) has a molecular weight of 8000 to 50000.
Claim 5
Dependent Claim 25 words
The room temperature-setting composition according to claim 1 , wherein the weight ratio of polymer (A)/polymer (B) is within the range of 100/1 to 1/300.
Claim 6
Dependent Claim 25 words
The room temperature-setting composition according to claim 4 , wherein the weight ratio of polymer (A)/polymer (B) is within the range of 100/1 to 1/100.
Claim 7
Dependent Claim 22 words
The room temperature-setting composition according to claim 4 , wherein the composition contains from 0 to 1000 wt % of a filler.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2007-08-24 2008-02-23 2008-08-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2011-08-24 2012-02-23 2012-08-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2015-08-24 2016-02-23 2016-08-24 $7700.00 Window Closed / Lapsed

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