Patent US5233000A successfully refreshed from Google Patents.
US5233000A
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High surface area polymers of pyrrole or copolymers of pyrrole
Assignee: Lubrizol Corp
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Filing: 1990-07-18
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Granted: 1993-08-03
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Expires: 2010-07-18
Abstract
Abstract Polymers of pyrrole or copolymers of pyrrole are obtained having high surface area and low conductivity. Such polymers and copolymers are useful in forming catalysts.
Inventors
- 👤 Richard Yodice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:27
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/16; B01J31/165; B01J31/1658; B01J31/02; B01J31/06; B01J31/18; B01J31/1805; B01J31/181; B01J31/26; C; C08; C08G; C08G61/00; C08G61/12; C08G61/122; C08G61/123; C08G61/124; B01J2231/00; B01J2231/40; B01J2231/42; B01J2231/4205; B01J2231/60; B01J2531/00; B01J2531/10; B01J2531/16; B01J2531/70; B01J2531/72; B01J31/068
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
26 words
A pulverant substantially non-conductive high surface area polymeric organic material obtained from the group consisting of deprotonated pyrrole and deprotonated copolymers of pyrrole and mixtures thereof.
Claim 2
Dependent Claim
26 words
A pulverant substantially non-conductive high surface area polymeric organic material obtained from the group consisting of deprotonated pyrrole and deprotonated copolymers of pyrrole and mixtures thereof.
Claim 3
Dependent Claim
12 words
The polymeric organic material of claim 1 which is a substituted pyrrole.
Claim 4
Dependent Claim
12 words
The polymeric organic material of claim 1 which is a non-substituted pyrrole.
Claim 5
Dependent Claim
16 words
The polymeric organic material of claim 2 wherein the substituted pyrrole is a beta, beta-disubstituted pyrrole.
Claim 6
Dependent Claim
15 words
The polymeric organic material of claim 2 wherein the pyrrole is an alkyl substituted pyrrole.
Claim 7
Dependent Claim
24 words
The polymeric organic material of claim 3 having a surface area of about 20 square meters per gram to 1000 square meters per gram.
Claim 8
Dependent Claim
13 words
The polymeric organic material of claim 1 which is a copolymer of pyrrole.
Claim 9
Dependent Claim
14 words
The polymeric organic material of claim 6 which is a pyrrole and thiophene copolymer.
Claim 10
Dependent Claim
15 words
The polymeric organic of claim 8 which is a pyrrole and N-methyl substituted pyrrole copolymer.
Claim 11
Dependent Claim
24 words
A polymeric pulverant substantially non-conductive organic material obtained from the group consisting of deprotonated pyrrole and a deprotonated copolymer of pyrrole and mixtures thereof.
Claim 12
Dependent Claim
24 words
A polymeric pulverant substantially non-conductive organic material obtained from the group consisting of deprotonated pyrrole and a deprotonated copolymer of pyrrole and mixtures thereof.
Claim 13
Dependent Claim
12 words
The polymeric organic material of claim 8 which is a non-substituted pyrrole.
Claim 14
Dependent Claim
12 words
The polymeric organic material of claim 8 which is a substituted pyrrole.
Claim 15
Dependent Claim
14 words
The polymeric organic material of claim 12 which is a beta, beta disubstituted pyrrole.
Claim 16
Dependent Claim
12 words
The polymeric organic material of claim 9 which is alkyl substituted pyrrole.
Claim 17
Dependent Claim
13 words
The polymeric organic material of claim 8 which is a copolymer of pyrrole.
Claim 18
Dependent Claim
15 words
The polymeric organic material of claim 12 which is a pyrrole and a thiophene copolymer.
Claim 19
Dependent Claim
16 words
The polymeric organic material of claim 12 which is a pyrrole and N-methyl substituted pyrrole copolymer.
Claim 20
Dependent Claim
28 words
The polymer organic material of claim 1 wherein the polymer of pyrrole or copolymer of pyrrole is polymerized in the presence of one or more low mobility anions.
Claim 21
Dependent Claim
33 words
The polymeric organic material of claim 1 wherein the low mobility anions are selected from the group consisting of the sulfates and sulfonates of alkyl, aryl, arylalkyl, alkaryl or polyolefin sulfates or sulfonates.
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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) | 1996-08-02 | 1997-02-01 | 1997-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-08-02 | 2001-02-01 | 2001-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-08-02 | 2005-02-01 | 2005-08-03 | $7700.00 | Window Closed / Lapsed |