Patent JPS6160771A successfully refreshed from Google Patents.
Patent US5130401A successfully refreshed from Google Patents.
US5130401A
Expired / Lapsed
US
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Room temperature curable organopolysiloxane composition having good adhesive properties, particularly for chlorinated polyethylene
Assignee: Shin-Etsu Chemical Co Ltd
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Filing: 1991-01-10
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Granted: 1992-07-14
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Expires: 2011-01-10
Abstract
Abstract The room temperature curable organopolysiloxane composition comprises a silane compound having a group represented by the following formula: <IMAGE> wherein R is a hydrogen atom or a monovalent hydrocarbon group, as an adhesion assistant. The composition has the merit of good adhesive properties, particularly for chlorinated polyethylene.
Inventors
- 👤 Masatoshi Arai
- 👤 Kouji Yokoo
- 👤 Yoshifumi Harada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:31
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/54; C08K5/544; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/18; C07F7/1804; C08K3/00; C08K3/18; C08K3/24; C08K3/26; C08K5/541; C08K5/5425; C08L; C08L83/00; C08L83/04; C09; C09D; C09D183/00; C09D183/04; C08G; C08G77/00; C08G77/04; C08G77/14; C08G77/16; C08G77/18; C08G77/20
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
124 words
A room temperature curable organopolysiloxane composition comprising: (A) a diorganopolysiloxane having at least two terminuses each of which has a hydroxyl group, 2 or 3 alkoxy groups or 2 or 3 vinyloxy groups; (B) a filler; (C) an organosilicon compound having at least 3 hydrolyzable groups in one molecular thereof and/or a partially hydrolyzed product of the organosilicon compound; (D) a curing catalyst; and (E) a silane compound represented by the following general formula [II]: Y.sub.3 --Si--R.sup.1 --Z--R.sup.1 --SiY.sub.3 [II] wherein Z is a group represented by the following general formula [I]: --NHCHRCH.sub.2 COO-- [I] wherein R represents a hydrogen atom or a monovalent hydrocarbon group of up to 8 carbon atoms, Y is an alkoxyl group, and R 1 is an alkylene group.
Claim 2
Dependent Claim
124 words
A room temperature curable organopolysiloxane composition comprising: (A) a diorganopolysiloxane having at least two terminuses each of which has a hydroxyl group, 2 or 3 alkoxy groups or 2 or 3 vinyloxy groups; (B) a filler; (C) an organosilicon compound having at least 3 hydrolyzable groups in one molecular thereof and/or a partially hydrolyzed product of the organosilicon compound; (D) a curing catalyst; and (E) a silane compound represented by the following general formula [II]: Y.sub.3 --Si--R.sup.1 --Z--R.sup.1 --SiY.sub.3 [II] wherein Z is a group represented by the following general formula [I]: --NHCHRCH.sub.2 COO-- [I] wherein R represents a hydrogen atom or a monovalent hydrocarbon group of up to 8 carbon atoms, Y is an alkoxyl group, and R 1 is an alkylene group.
Claim 3
Dependent Claim
65 words
The composition according to claim 1, which comprises from 1 to 400 parts by weight of the filler (B), from 0.5 to 50 parts by weight of the organosilicon compound (C), from 0.01 to 10 parts by weight of the curing catalyst (D) and from 0.01 to 10 parts by weight of the organosilicon compound (E) per 100 parts by weight of the organopolysiloxane (A).
Claim 4
Dependent Claim
36 words
The composition according to claim 1, comprising an organosilicon compound represented by the above general formula [I] in which the monovalent hydrocarbon group R is an alkyl group or phenyl group as the organosilicon compound (E).
Claim 5
Dependent Claim
127 words
The composition according to claim 1, wherein the organosilicon compound (E) is a silane compound selected from the group consisting of: (EtO) 3 SiC 3 H 6 NHCH 2 CH 2 COOC 3 H 6 Si(OMe) 3 , (MeO) 3 SiC 3 H 6 NHCH 2 CH 2 COOC 3 H 6 Si(OMe) 3 , (MeO) 3 SiC 3 H 6 NHCH 2 CH 2 NHCH 2 CH 2 COOC 3 H 6 Si(OEt) 3 , ##STR9## (EtO) 3 SiCH 2 NHCH 2 CH 2 COOC 3 H 6 Si(OMe) 3 , ##STR10## and (MeO) 3 SiC 3 H 6 NHCH 2 CH 2 NHCH 2 CH 2 COOC 3 H 6 Si(OMe) 3 , wherein Me is the methyl group and Et is the ethyl group.
Claim 6
Dependent Claim
35 words
The composition according to claim 1, wherein the organosilicon compound (C) is at least one selected from the group consisting of alkoxysilane, ketoximesilane, acyloxysilane, alkenyloxysilane, amidosilane, aminosilane, aminoxysilane and partially hydrolyzed products of these silanes.
Claim 7
Dependent Claim
13 words
A cured product obtained by curing the composition as claimed in claim 1.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-07-14 | 1996-01-13 | 1996-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-07-14 | 2000-01-13 | 2000-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-07-14 | 2004-01-13 | 2004-07-14 | $7700.00 | Window Closed / Lapsed |