Patent US3864288A successfully refreshed from Google Patents.
US3864288A
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Quaternized polyepihalohydrin thickening agent
Assignee: Goodrich Corp
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Filing: 1973-10-15
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Granted: 1975-02-04
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Expires: 1993-10-15
Abstract
Abstract Epihalohydrin polymers of high molecular weight are both lightly crosslinked by reaction with a polyamine and quaternized by reaction with a tertiary monoamine. The polymers are excellent thickening agents for water.
Inventors
- 👤 Chang Kiu Riew
- 👤 Jr Robert K Schlatzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:40
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/32; C08G65/329; C08G65/333; C08G65/33303; C08G65/3331; A; A01; A01N; A01N25/00; A01N25/08; A01N25/10; C02; C02F; C02F1/00; C02F1/52; C02F1/54; C08G65/04; C08G65/22; C08G65/24; C08G65/33306; C09; C09D; C09D7/00; C09D7/40; C09D7/43; C09D7/44; C08K; C08K5/00; C08K5/16; C08K5/17; C08L; C08L71/00; C08L71/02; C08L71/03
Claims Analysis
Total Claims: 26
Claim 1
Independent Claim
11 words
A CROSSLINKED, QUATERNIZED EPIHALOHYDRIN POLYMER PRODUCT PREPARED BY THE REACTION OF
Claim 2
Dependent Claim
11 words
A CROSSLINKED, QUATERNIZED EPIHALOHYDRIN POLYMER PRODUCT PREPARED BY THE REACTION OF
Claim 3
Dependent Claim
30 words
AN EPHALOHYDRIN POLYMER OF MOLECULAR WEIGHT ABOVE ABOUT 1000.000 CONSISTING OF AT LEAST 50 PERCENT TO 100 PERCENT BY WEIGHT OF POLYMERIZED UNITS OF AN EPIHALOHYDRIN MONOMER(S) OF THE FORMULA
Claim 4
Dependent Claim
30 words
AN EPHALOHYDRIN POLYMER OF MOLECULAR WEIGHT ABOVE ABOUT 1000.000 CONSISTING OF AT LEAST 50 PERCENT TO 100 PERCENT BY WEIGHT OF POLYMERIZED UNITS OF AN EPIHALOHYDRIN MONOMER(S) OF THE FORMULA
Claim 5
Dependent Claim
16 words
FROM ABOUT 0,005 TO ABOUT 0.07 MOLE OF AN ALIPHATIC, HETEROCYCLIC, AROMATIC, OR ALICYCLIC POLYAMINE, AND
Claim 6
Dependent Claim
16 words
FROM ABOUT 0,005 TO ABOUT 0.07 MOLE OF AN ALIPHATIC, HETEROCYCLIC, AROMATIC, OR ALICYCLIC POLYAMINE, AND
Claim 7
Dependent Claim
16 words
from about 0.005 to about 0.07 mole of an aliphatic, heterocyclic, aromatic, or alicyclic polyamine, and
Claim 8
Dependent Claim
16 words
from about 0.005 to about 0.07 mole of an aliphatic, heterocyclic, aromatic, or alicyclic polyamine, and
Claim 9
Dependent Claim
31 words
A polymer product of claim 1 wherein the epihalohydrin polymer consists of at least 50 percent to 100 percent by weight of polymerized units of an epihalohydrin monomer(s) of the formula
Claim 10
Dependent Claim
16 words
from about 0.005 to about 0.07 mole of an aliphatic, heterocyclic, aromatic, or alicyclic polyamine, and
Claim 11
Dependent Claim
16 words
from about 0.005 to about 0.07 mole of an aliphatic, heterocyclic, aromatic, or alicyclic polyamine, and
Claim 12
Dependent Claim
36 words
from about 1 mole to about 5 moles of an aliphatic, heterocyclic, aromatic or alicyclic tertiary monoamine, said moles of polyamine and tertiary monoamine based upon one mole equivalent of halogen present on the epihalohydrin polymer.
Claim 13
Dependent Claim
36 words
from about 1 mole to about 5 moles of an aliphatic, heterocyclic, aromatic or alicyclic tertiary monoamine, said moles of polyamine and tertiary monoamine based upon one mole equivalent of halogen present on the epihalohydrin polymer.
Claim 14
Dependent Claim
22 words
A polymer product of claim 2 wherein the polyamine is selected from the group consisting of 1,6-hexanediamine, piperazine, N,N-dimethylpiperazine, and N,N-bis(3-aminopropyl) piperazine.
Claim 15
Dependent Claim
36 words
from about 1 mole to about 5 moles of an aliphatic, heterocyclic, aromatic or alicyclic tertiary monoamine, said moles of polyamine and tertiary monoamine based upon 1 mole equivalent of halogen present on the epihalohydrin polymer.
Claim 16
Dependent Claim
36 words
from about 1 mole to about 5 moles of an aliphatic, heterocyclic, aromatic or alicyclic tertiary monoamine, said moles of polyamine and tertiary monoamine based upon 1 mole equivalent of halogen present on the epihalohydrin polymer.
Claim 17
Dependent Claim
36 words
FROM ABOUT 1 MOLE TO ABOUT 5 MOLES OF AN ALIPHATIC, HETEROCYCLIC, AROMATIC OR ALICYCLIC TERTIARY MONOAMINE, SAID MOLES OF POYLAMINE AND TERTIARY MONOAMINE BASED UPON 1 MOLE EQUIVALENT OF HALOGEN PRESENT ON THE EPIHALOHYDRIN POLYMER.
Claim 18
Dependent Claim
36 words
FROM ABOUT 1 MOLE TO ABOUT 5 MOLES OF AN ALIPHATIC, HETEROCYCLIC, AROMATIC OR ALICYCLIC TERTIARY MONOAMINE, SAID MOLES OF POYLAMINE AND TERTIARY MONOAMINE BASED UPON 1 MOLE EQUIVALENT OF HALOGEN PRESENT ON THE EPIHALOHYDRIN POLYMER.
Claim 19
Dependent Claim
25 words
A polymer product of claim 2 wherein the polyamine is employed at from about 0.001 mole to about 0.05 mole per mole equivalent of halogen.
Claim 20
Dependent Claim
34 words
A polymer product of claim 4 wherein the tertiary monoamine has the formula NRRR'' wherein R is a methyl or ethyl radical and R'' is the same as R or is a hydroxyethyl radical.
Claim 21
Dependent Claim
12 words
A polymer product of claim 5 wherein the tertiary monoamine is trimethylamine.
Claim 22
Dependent Claim
12 words
A polymer product of claim 6 wherein (1) is an epichlorohydrin homopolymer.
Claim 23
Dependent Claim
36 words
A mucilage comprising a. water and b. from about 0.05 percent to about 5 percent by weight basEd upon the weight of the water of a crosslinked, quaternized epihalohydrin polymer product prepared by the reaction of
Claim 24
Dependent Claim
36 words
A mucilage comprising a. water and b. from about 0.05 percent to about 5 percent by weight basEd upon the weight of the water of a crosslinked, quaternized epihalohydrin polymer product prepared by the reaction of
Claim 25
Dependent Claim
50 words
A mucilage of claim 8 wherein (2) is selected from the group consisting of 1,6-hexanediamine, piperazine, N,N-dimethylpiperazine, and N,N-bis(3-aminopropyl)piperazine, and (3) is an aliphatic tertiary monoamine of the formula NRRR'' wherein R is a methyl or ethyl radical and R'' is the same as R or is a hydroxyethyl radical.
Claim 26
Dependent Claim
11 words
A mucilage of claim 9 wherein (1) is an epichlorohydrin homopolymer.
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) | 1978-02-03 | 1978-08-05 | 1979-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-03 | 1982-08-05 | 1983-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-03 | 1986-08-05 | 1987-02-04 | $7700.00 | Window Closed / Lapsed |