Patent US3884864A successfully refreshed from Google Patents.
US3884864A
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Process for preparation of nonflammable water-containing polymer material from basic salts of polymerizable mixtures of ethylenically unsaturated phosphates
Assignee: Okura Industrial Co Ltd
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Filing: 1973-05-14
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Granted: 1975-05-20
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Expires: 1993-05-14
Abstract
Abstract OR THEIR PARTIAL ALKYLENE OXIDE ADDITION PRODUCTS, IN WHICH R1 is hydrogen or methyl, R2 is an alkylene or halogenated alkylene group, B is a polymerizable monomer and C is an unsaturated polyester, whereby a water-in-oil emulsion is prepared, adding a polymerization catalyst to the emulsion and curing the emulsion. Process for preparation of nonflammable water-containing polymer material characterized by adding water to a mixture of A and B or A, B and C wherein A is a basic salt of a polymerizable mixture of phosphates of each of the formulae
Inventors
- 👤 Hideaki Matsuda
- 👤 Fujio Yamauchi
- 👤 Hisakazu Mori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:03
CPC Classifications
C; C08; C08F; C08F299/00; C08F299/02; C08F299/04; C08F299/0478; C08F283/00; C08F283/01; C08F299/0407; C08F299/0414; C08F30/00; C08F30/02
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
53 words
A PROCESS FOR PREPARING A NON-FLAMMABLE, RESINOUS WATERCONTAINING CURED COMPOSITION WHICH IS INSOLUBLE AND INFUSIBLE, WHICH COMPRISES ADDING WATER TO A MIXTURE OF A AND B OR A, B AND C, WHEREIN A IS A BISIC SALT OF A POLYMERIZABLE MIXTURE OF PHOSPHATES CONTAINING AT LEAST ONE COMPOUND FROM EACH OF THE FORMULAE
Claim 2
Dependent Claim
53 words
A PROCESS FOR PREPARING A NON-FLAMMABLE, RESINOUS WATERCONTAINING CURED COMPOSITION WHICH IS INSOLUBLE AND INFUSIBLE, WHICH COMPRISES ADDING WATER TO A MIXTURE OF A AND B OR A, B AND C, WHEREIN A IS A BISIC SALT OF A POLYMERIZABLE MIXTURE OF PHOSPHATES CONTAINING AT LEAST ONE COMPOUND FROM EACH OF THE FORMULAE
Claim 3
Dependent Claim
13 words
The process according to claim 1, wherein R2 is ethylene, propylene or chloropropylene.
Claim 4
Dependent Claim
30 words
The process according to claim 1, wherein the water to be added to the mixture of A and B or A, B and C contains polyvinyl alcohol or polyethylene glycol.
Claim 5
Dependent Claim
31 words
The process according to claim 1, wherein the basic salt is formed utilizing a polyamine, an alkali metal hydroxide, oxide or carbonate, or an alkaline earth metal hydroxide, oxide or carbonate.
Claim 6
Dependent Claim
17 words
The process according to claim 4, wherein the basic salt is formed utilizing a lower alkylene polyamine.
Claim 7
Dependent Claim
18 words
The process according to claim 1, wherein the alkylene oxide is a lower alkylene oxide, epichlorohydrin or epibromohydrin.
Claim 8
Dependent Claim
31 words
The process according to claim 1, wherein the polymerizable monomer is at least one member selected from the group consisting of styrene, methylmethacrylate, ethylacrylate, butylacrylate, hydroxyethylmethacrylate, Beta -hydroxy-chloropropylmethacrylate and divinyl benzene.
Claim 9
Dependent Claim
18 words
The process according to claim 1, wherein the water is added to a mixture of A and B.
Claim 10
Dependent Claim
19 words
The process according to claim 1, wherein the water is added to a mixture of A, B and C.
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) | 1978-05-19 | 1978-11-18 | 1979-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-19 | 1982-11-18 | 1983-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-19 | 1986-11-18 | 1987-05-20 | $7700.00 | Window Closed / Lapsed |