US4014838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire retardant polymeric additives
Assignee: Stauffer Chemical Co
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Filing: 1976-01-02
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Granted: 1977-03-29
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Expires: 1996-01-02
Abstract
Abstract A fire retardant additive comprising particles of a polymer of:
Inventors
- 👤 Paul Kraft
- 👤 Siegfried Altscher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:18
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/356; D06M15/3564; C; C08; C08F; C08F2/00; C08F2/12; C08F2/16; C08F2/22; C08F214/00; C08F214/02; C08F214/04; C08F214/08; C08F230/00; C08F230/02; C08F30/00; C08F30/02; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/53; C08K5/5317; C08K5/5333; C08L; C08L101/00; C08L23/00; C08L23/02; C08L43/00; C08L43/02; C08L67/00; C08L75/00; C08L75/04; C08L33/00; C08L33/04; C08L33/06; C08L33/08; C08L33/14
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
86 words
An aqueous emulsion comprising particles of an emulsion polymer consisting essentially of: 1. from about 10 to 98% by weight of a vinyl or vinylidene halide; 2. from about 1% to 89% by weight of at least one bis (hydrocarbyl) vinyl phosphonate having the structure: ##STR5## wherein X is selected from the group consisting of hydrogen, halogen, cyano, aryl, C 1 -C 18 alkyl and ##STR6## , wherein R and R' are hydrocarbyl and substituted hydrocarbyl groups which can be the same, different or conjoint; and
Claim 2
Dependent Claim
86 words
An aqueous emulsion comprising particles of an emulsion polymer consisting essentially of: 1. from about 10 to 98% by weight of a vinyl or vinylidene halide; 2. from about 1% to 89% by weight of at least one bis (hydrocarbyl) vinyl phosphonate having the structure: ##STR5## wherein X is selected from the group consisting of hydrogen, halogen, cyano, aryl, C 1 -C 18 alkyl and ##STR6## , wherein R and R' are hydrocarbyl and substituted hydrocarbyl groups which can be the same, different or conjoint; and
Claim 3
Dependent Claim
23 words
from about 1% to 45% by weight of at least one third comonomer selected from the C 1 -C 20 alkyl vinyl ethers.
Claim 4
Dependent Claim
23 words
from about 1% to 45% by weight of at least one third comonomer selected from the C 1 -C 20 alkyl vinyl ethers.
Claim 5
Dependent Claim
15 words
An aqueous emulsion as defined in claim 1 wherein the vinylidene halide is vinylidene chloride.
Claim 6
Dependent Claim
17 words
An aqueous emulsion as defined in claim 1 wherein the third comonomer is a stearyl vinyl ether.
Claim 7
Dependent Claim
18 words
An aqueous emulsion as defined in claim 1 wherein the bis(hydrocarbyl)vinyl phosphonate is bis(beta halo lower alkyl)vinyl phosphonate.
Claim 8
Dependent Claim
18 words
An aqueous emulsion as defined in claim 4 wherein the bis(beta haloalkyl)vinyl phosphonate is bis(beta chloroethyl) vinyl phosphonate.
Claim 9
Dependent Claim
25 words
An aqueous emulsion as defined in claim 1 wherein the emulsion polymer consists essentially of vinyl chloride, bis (2-chloro-isopropyl) 1-methylvinyl phosphonate, and stearyl vinyl ether.
Claim 10
Dependent Claim
37 words
An aqueous emulsion as defined in claim 1 wherein the emulsion polymer consists essentially of about 35% by weight of bis(2-chloro-isopropyl) 1-methylvinyl phosphonate, about 50% by weight of vinyl chloride and about 15% by stearyl vinyl ether.
Claim 11
Dependent Claim
20 words
An aqueous emulsion as defined in claim 1 wherein the polymer also contains about 1 to 5% of N-methylol acrylamide.
Claim 12
Dependent Claim
83 words
An aqueous emulsion comprising particles of an emulsion polymer consisting essentially of: 1. from about 10 to 98% by weight of a vinyl or vinylidene halide; 2. from about 1% to 89% by weight of at least one bis (hydrocarbyl) vinylphosphonate having the structure: ##STR7## wherein X is selected from the group consisting of hydrogen, halogen, cyano, aryl, C 1 -C 18 alkyl and ##STR8## wherein R and R' are hydrocarbyl and substituted hydrocarbyl groups which can be the same, different or conjoint;
Claim 13
Dependent Claim
83 words
An aqueous emulsion comprising particles of an emulsion polymer consisting essentially of: 1. from about 10 to 98% by weight of a vinyl or vinylidene halide; 2. from about 1% to 89% by weight of at least one bis (hydrocarbyl) vinylphosphonate having the structure: ##STR7## wherein X is selected from the group consisting of hydrogen, halogen, cyano, aryl, C 1 -C 18 alkyl and ##STR8## wherein R and R' are hydrocarbyl and substituted hydrocarbyl groups which can be the same, different or conjoint;
Claim 14
Dependent Claim
24 words
from about 1% to 45% by weight of at least one third comonomer selected from the C 1 -C 20 alkyl vinyl ethers; and
Claim 15
Dependent Claim
24 words
from about 1% to 45% by weight of at least one third comonomer selected from the C 1 -C 20 alkyl vinyl ethers; and
Claim 16
Dependent Claim
9 words
from 1% to 5% by weight of N-methylol acrylamide.
Claim 17
Dependent Claim
9 words
from 1% to 5% by weight of N-methylol acrylamide.
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) | 1980-03-28 | 1980-09-27 | 1981-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-03-28 | 1984-09-27 | 1985-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-03-28 | 1988-09-27 | 1989-03-29 | $7700.00 | Window Closed / Lapsed |