Patent US4075185A successfully refreshed from Google Patents.
US4075185A
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N-cyanosulfonamide resins and intermediates therefor and products thereof
Assignee: Novartis Corp
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Filing: 1976-10-12
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Granted: 1978-02-21
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Expires: 1996-10-12
Abstract
Abstract This invention provides compositions containing polysulfonamides which are prepared by the addition polymerization of poly-N-cyanosulfonamides. The resins are useful in coating, molding, laminating and casting applications.
Inventors
- 👤 Raymond J. Kray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:04
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/06; C08G73/0622; C08G73/0638; C08G73/065; H; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0313; H05K1/032; H05K1/0346; Y; Y10; Y10S; Y10S428/00; Y10S428/901; Y10S428/902; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31725; Y10T442/00; Y10T442/20; Y10T442/2549; Y10T442/2566
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
104 words
An addition polymerization product of (a) an N-cyanosulfonamide compound of the formula ##STR27## wherein each R' is independently a monovalent aromatic, aliphatic, cycloaliphatic or heterocyclic radical; and x is 1 to 5 (b) with 0 to 20 moles per mole of (a) of a bis-N-cyanosulfonamide compound of the formula ##STR28## wherein R is a divalent aromatic, aliphatic, cycloaliphatic or heterocyclic radical; and each R' is independently a monovalent aromatic, aliphatic, cycloaliphatic or heterocyclic radical; and (c) with 0 to 10 moles per mole of (a) of a bis cyanamide having the formula ##STR29## wherein R is a divalent aromatic, aliphatic, cycloaliphatic or heterocyclic radical.
Claim 2
Dependent Claim
104 words
An addition polymerization product of (a) an N-cyanosulfonamide compound of the formula ##STR27## wherein each R' is independently a monovalent aromatic, aliphatic, cycloaliphatic or heterocyclic radical; and x is 1 to 5 (b) with 0 to 20 moles per mole of (a) of a bis-N-cyanosulfonamide compound of the formula ##STR28## wherein R is a divalent aromatic, aliphatic, cycloaliphatic or heterocyclic radical; and each R' is independently a monovalent aromatic, aliphatic, cycloaliphatic or heterocyclic radical; and (c) with 0 to 10 moles per mole of (a) of a bis cyanamide having the formula ##STR29## wherein R is a divalent aromatic, aliphatic, cycloaliphatic or heterocyclic radical.
Claim 3
Dependent Claim
31 words
The polymerization product of claim 1 which contains up to 25 percent by weight of the total composition of a cyanamide of the formula ##STR30## wherein x is 1 to 5.
Claim 4
Dependent Claim
27 words
The polymerization product of claim 1 wherein 1 to 20 moles of the component (b) is used and 1 to 10 moles of component (c) is used.
Claim 5
Dependent Claim
61 words
The polymerization product of claim 1 wherein x is 1 or 2 or mixtures thereof, and R is a divalent aromatic radical selected from the group consisting of phenylene, bisphenylene, naphthylene and the foregoing radicals linked by divalent groups selected from the group consisting of oxa, carbonyl, lower alkylene, lower alkylidene, sulfonyl, thia, arylimino, amido, and imido; and R' is phenyl.
Claim 6
Dependent Claim
15 words
The polymerization product of claim 2 wherein x is 1 or 2 or mixture thereof.
Claim 7
Dependent Claim
34 words
The polymerization product of claim 1 wherein component (a) has the formula ##STR31## wherein x is 1 or 2 or mixtures thereof; component (b) has the formula ##STR32## component (c) has the formula ##STR33##
Claim 8
Dependent Claim
34 words
The polymerization product of claim 6 which contains up to 25 percent by weight of the total composition of a cyanamide of the formula ##STR34## wherein x is 1 or 2 or mixtures thereof.
Claim 9
Dependent Claim
18 words
The polymerization product of claim 1 formed by the polymerization of an N-cyanosulfonide compound of the formula ##STR35##
Claim 10
Dependent Claim
56 words
The polymerization product formed by the polymerization of (1) from about 5% to 80% by weight of an N-cyanosulfonamide compound of the formula ##STR36## (2) from about 10% to 30% by weight of an N-cyanosulfonamide compound of the formula ##STR37## (3) from about 3% to 84% by weight of a bis-N-cyanosulfonamide compound of the formula ##STR38##
Claim 11
Dependent Claim
56 words
The polymerization product formed by the polymerization of (1) from about 5% to 80% by weight of an N-cyanosulfonamide compound of the formula ##STR36## (2) from about 10% to 30% by weight of an N-cyanosulfonamide compound of the formula ##STR37## (3) from about 3% to 84% by weight of a bis-N-cyanosulfonamide compound of the formula ##STR38##
Claim 12
Dependent Claim
40 words
The composition of claim 9 wherein component (1) is present in an amount of 5% by weight; component (2) is present in an amount of 11% by weight; and component (3) is present in am amount of 84% by weight.
Claim 13
Dependent Claim
40 words
The composition of claim 9 wherein component (1) is present in an amount of 75% by weight; component (2) is present in an amount of 20% by weight; and component (3) is present in an amount of 5% by weight.
Claim 14
Dependent Claim
19 words
A laminate of a polymer of claim 1 which consists essentially of a fibrous substrate impregnated with said polymer.
Claim 15
Dependent Claim
17 words
A laminate according to claim 12 wherein the fibrous substrate in glass, graphite, boron, or aromatic polyamide.
Claim 16
Dependent Claim
9 words
A molded part of a polymer of claim 1.
Claim 17
Dependent Claim
11 words
A cast film or coating of a polymer of claim 1.
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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) | 1981-02-20 | 1981-08-22 | 1982-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-20 | 1985-08-22 | 1986-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-20 | 1989-08-22 | 1990-02-21 | $7700.00 | Window Closed / Lapsed |