US3862091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quaternized n-vinyl lactam polymeric compositions and mannich adducts thereof
Assignee: ISP Investments LLC
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Filing: 1972-03-07
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Granted: 1975-01-21
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Expires: 1992-03-07
Abstract
Abstract A composition comprising A. the polymeric reaction product of the polymerization of a mixture of monomers comprising 1. 20-80 MOLE PERCENT OF A QUATERNARY AMMONIUM COMPOUND REPRESENTED BY THE FORMULA WHEREIN R1 and R2 are selected from the group consisting of hydrogen, methyl and ethyl radicals; R3 and R4 each represent a C1-6 alkyl group, and X represents an anion, 2. 80-20 MOLE PERCENT OF AN N-vinyl lactam monomer, and 3. 0-20 MOLE PERCENT OF ANOTHER ETHYLENICALLY UNSATURATED MONOMER; A Mannich Adduct thereof and methods of preparation.
Inventors
- 👤 Eugene S Barabas
- 👤 Frederick Grosser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:16
CPC Classifications
C; C08; C08F; C08F226/00; C08F226/06; C08F226/02; C08F226/04; Y; Y10; Y10S; Y10S526/00; Y10S526/923
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
9 words
80-20 mole percent of an N-vinyl lactam monomer; and
Claim 2
Dependent Claim
38 words
The reaction product of about 0.1-20 mole percent of a mixture of a C1-8 secondary amine and formaldehyde with a composition as defined in claim 1 wherein component (3) is present in amounts of about 0.1-20 mole percent.
Claim 3
Dependent Claim
8 words
0-20 mole percent of another ethylenically unsaturated monomer.
Claim 4
Dependent Claim
16 words
A composition as defined in claim 1 wherein said component (1) is diallyl dimethyl ammonium chloride.
Claim 5
Dependent Claim
14 words
A composition as defined in claim 1 wherein said component (2) is N-vinyl pyrrolidone.
Claim 6
Dependent Claim
40 words
A composition as defined in claim 1 wherein component (3) is present in proportions of about 0.5-20 mole percent and is selected from the group consisting of alkyl vinyl ethers, acrylate esters methacrylate esters and alkyl and aryl substituted acrylamides.
Claim 7
Dependent Claim
12 words
A composition as defined in claim 5 wherein component (3) is acrylamide.
Claim 8
Dependent Claim
107 words
A composition as defined in claim 5 wherein said acrylate esters are selected from the group consisting of methyl, ethyl, propyl, isopropyl, butyl, isobutyl, s-butyl, 2-methyl-1-butyl, 3-methyl-1-butyl, 2-ethyl-1-butyl, amyl 3-methyl, hexyl, 2-ethylhexyl, heptyl, 2-heptyl, octyl 2-octyl, 2-methoxyethyl, 2-ethoxyethyl, 2-butoxy-ethyl acrylate, dimethylaminomethyl acrylate, methylethylaminomethyl acrylate, diethylaminoethyl acrylate, dimethylaminoethyl acrylate, diemethylamino- 2-hydroxypropyl acrylate and diethylamino-2-hydroxyethyl acrylate, said methacrylate esters are selected from the group consisting of methyl methacrylate, isobutyl methacrylate, isoamyl methacrylate, Beta -methoxy ethyl methacrylate, diethylamino-ethyl methacrylate, glycidyl methacrylate, dimethylaminomethyl methaCrylate, diethylaminoethyl methacrylate, methylethylaminoethyl methacrylate, dimethylamino-2-hydroxypropyl methacrylate and said acrylamides are selected from the group consisting of N-methyl acrylamide, N,N-dimethyl acrylamide, N,N-diethyl acrylamide, N,N-di-n-butyl acrylamide and N,N-di-isobutyl acrylamide.
References Cited (Backward Citations)
US2923701A
Cited
US3544318A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-01-20 | 1978-07-22 | 1979-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-01-20 | 1982-07-22 | 1983-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-01-20 | 1986-07-22 | 1987-01-21 | $7700.00 | Window Closed / Lapsed |