US5047546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxazolidines containing silane groups
Assignee: Novartis Corp
•
Filing: 1990-11-09
•
Granted: 1991-09-10
•
Expires: 2010-11-09
Abstract
Abstract Compounds of the general formula I ##STR1## wherein R 1 is a hydrogen, C 1 -C 12 alkyl, C 5 -C 7 cycloalkyl, phenyl or benzy., R 2 is hydrogen or C 1 -C 4 alkyl, or R 1 and R 2 , together with the linking carbon atom, form a 5- or 6-membered ring, and R 3 , R 4 , R 5 and R 6 are identical or different and are hydrogen, C 1 -C 12 alkyl, phenyl or phenyl substituted by 1 to 3 members selected from the group consisting of C 1 -C 4 alkyl, halogen or C 1 -C 4 alkoxy or are a group of formula --CH 2 OR 11 , where R 11 is C 1 -C 12 alkyl, phenyl or phenyl substituted by 1 to 3 members selected from the group consisting of C 1 -C 4 alkyl, halogen or C 1 -C 4 alkoxy, or are --C(O)-R 12 , and R 12 is C 1 -C 12 alkyl, R 7 is C 1 -C 4 alkylene, R 8 is C 1 -C 8 alkylene, R 9 is C 1 -C 4 alkyl, or two radicals R 9 together are C 1 -C 4 alkylene, and R 10 is C 1 -C 4 alkyl or phenyl, q is a value from 0 to 2, X is --S-- or --NH--, Y is O or S, and Z is an organic radical which is derived from a polyisocyanate or a polyisothiocyanate containing at least three three NCO or NCS groups respectively, n is a value≧1 and m is a value≧1, with the proviso that n+m≧3, are suitable for use as couplers, especially for moisture-curable polyurethane resins.
Inventors
- 👤 Giovanni Parrinello
- 👤 Rolf Mulhaupt
- 👤 Hubert Simon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:42
CPC Classifications
C; C07; C07D; C07D413/00; C07D413/02; C07D413/12; C08; C08G; C08G18/00; C08G18/06; C08G18/08; C08G18/10; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/18; C07F7/1804; C08K; C08K5/00; C08K5/54; C08K5/544; C08K5/5477; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2762; Y10T442/277; Y10T442/2803
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
272 words
A compound of the general formula I ##STR31## wherein R 1 is hydrogen, C 1 -C 12 alkyl, C 5 -C 7 cycloalkyl, phenyl or benzyl, R 2 is hydrogen or C 1 -C 4 alkyl, or R 1 and R 2 , together with the linking carbon atom, form a 5- or 6-membered ring, and R 3 , R 4 , R 5 and R 6 are identical or different and are hydrogen, C 1 -C 12 alkyl, phenyl or phenyl substituted by 1 to 3 members selected from the group consisting of C 1 -C 4 alkyl, halogen or C 1 -C 4 alkoxy or are a group of formula --CH 2 OR 11 , where R 11 is C 1 -C 12 alkyl, phenyl or phenyl substituted by 1 to 3 members selected from the group consisting of C 1 -C 4 alkyl, halogen or C 1 -C 4 alkoxy, or are --C(O)--R 12 , and R 12 is C 1 -C 12 alkyl, R 7 is C 1 -C 4 alkylene, R 8 is C 1 -C 8 alkylene, R 9 is C 1 -C 4 alkyl, or two radicals R 9 together are C 1 -C 4 alkylene, and R 10 is C 1 -C 4 alkyl or phenyl, q is a value from 0 to 2, X is --S-- or --NH--, Y is O or S, and Z is an organic radical which is derived from a polyisocyanate or a polyisothiocyanate containing at least three NCO or NCS groups respectively, n is a value ≧1 and m is a value ≧1, with the proviso that n+m≧3.
Claim 2
Dependent Claim
272 words
A compound of the general formula I ##STR31## wherein R 1 is hydrogen, C 1 -C 12 alkyl, C 5 -C 7 cycloalkyl, phenyl or benzyl, R 2 is hydrogen or C 1 -C 4 alkyl, or R 1 and R 2 , together with the linking carbon atom, form a 5- or 6-membered ring, and R 3 , R 4 , R 5 and R 6 are identical or different and are hydrogen, C 1 -C 12 alkyl, phenyl or phenyl substituted by 1 to 3 members selected from the group consisting of C 1 -C 4 alkyl, halogen or C 1 -C 4 alkoxy or are a group of formula --CH 2 OR 11 , where R 11 is C 1 -C 12 alkyl, phenyl or phenyl substituted by 1 to 3 members selected from the group consisting of C 1 -C 4 alkyl, halogen or C 1 -C 4 alkoxy, or are --C(O)--R 12 , and R 12 is C 1 -C 12 alkyl, R 7 is C 1 -C 4 alkylene, R 8 is C 1 -C 8 alkylene, R 9 is C 1 -C 4 alkyl, or two radicals R 9 together are C 1 -C 4 alkylene, and R 10 is C 1 -C 4 alkyl or phenyl, q is a value from 0 to 2, X is --S-- or --NH--, Y is O or S, and Z is an organic radical which is derived from a polyisocyanate or a polyisothiocyanate containing at least three NCO or NCS groups respectively, n is a value ≧1 and m is a value ≧1, with the proviso that n+m≧3.
Claim 3
Dependent Claim
10 words
A compound according to claim 1, wherein Y is O.
Claim 4
Dependent Claim
47 words
A compound of formula I according to claim 1, wherein Z is derived from an aliphatic, cycloaliphatic, aliphatic/aromatic, aromatic or heterocyclic polyisocyanate or polyisothiocyanate having ≧3 NCO or NCS groups, which radical Z may contain one or more ester, ether, urethane, thiourethane, isocyanate, urea or biuret functions.
Claim 5
Dependent Claim
41 words
A compound of formula I according to claim 3, wherein Z is derived from an aliphatic or mixed aliphatic/aromatic polyisocyanate having ≧3 NCO groups, which radical Z may contain one or two ester, ether, urethane, thiourethane, isocyanate, urea or biuret functions.
Claim 6
Dependent Claim
22 words
A compound of formula I according to claim 1, wherein the radical Z has an average molecular weight M n of <10000.
Claim 7
Dependent Claim
24 words
A compound of formula I according to claim 1, wherein n and m are each independently of the other integers from 1 to 49.
Claim 8
Dependent Claim
18 words
A compound of formula I according to claim 1, wherein the sum of n+m is 3 to 50.
Claim 9
Dependent Claim
21 words
A compound of formula I according to claim 1, wherein n is 1 or 2 and m is 2 or 1.
Claim 10
Dependent Claim
28 words
A compound of formula I according to claim 1, wherein R 1 and R 2 are each independently of the other hydrogen or C 1 -C 4 alkyl.
Claim 11
Dependent Claim
37 words
A compound of formula I according to claim 1, wherein R 3 , R 4 , R 5 and R 6 are hydrogen or C 1 -C 4 alkyl, and at most two these radicals are phenoxymethyl.
Claim 12
Dependent Claim
27 words
A compound of formula I according to claim 1, wherein R 3 and R 6 are hydrogen and R 4 and R 5 are hydrogen or methyl.
Claim 13
Dependent Claim
41 words
A compound of formula I according to claim 1, wherein R 1 is C 1 -C 4 alkyl, R 2 is hydrogen, R 3 , R 4 , R 5 and R 6 are each hydrogen, and R 7 is ethylene.
Claim 14
Dependent Claim
34 words
A compound of formula I according to claim 1, wherein X is --S--, R 8 is C 1 -C 4 alkylene, and R 9 is C 1 -C 4 alkyl, and q is 0.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-09-09 | 1995-03-11 | 1995-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-09-09 | 1999-03-11 | 1999-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-09-09 | 2003-03-11 | 2003-09-10 | $7700.00 | Window Closed / Lapsed |