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O-aminophenol-containing AB-monomer for heterocyclic rigid-rod polymers
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Patent 7495106
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Document Number
US Patent 7495106
Issued Date
February 24, 2009
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Inventors
Tan; Loon-Seng
(Centerville, OH)
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Kannan; Ramamurthi
(Cincinnati, OH)
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Spain; Jim C.
(Atlanta, GA)
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Nadeau; Lloyd J.
(Mexico Beach, FL)
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Abstract
A novel o-aminophenol-carboxylic AB-monomer with the following chemical structure: ##STR00001## for synthesizing new rigid-rod polybenzobisazoles was prepared from the corresponding nitrobenzothiazolecarboxylic acid via an enzymatic process.
Patent Report
Tags:
oaminophenolcontaining
abmonomer
heterocyclic
rigidrod
polymers
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Description:
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Clever 0%
Complex 0%
Efficient 0%
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Important 0%
Innovative 0%
Interesting 0%
Practical 0%
Simple 0%
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Number of Claims:
3
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Owner
United States of America as represented by the Secretary of the Air Force
(Washington, DC)
Published
February 24, 2009
Application Number
11/998,862
Filed
November 29, 2007
US Classification
548/178
435/25 435/252.8
Int'l Classification
C07D 277/66 (20060101)
Examiner
Saeed; Kamal A
Assistant Examiner
Rodriguez-Garcia; Valerie
Attorney/Law Firm
Hersko; Bart S.
AFMCLO/Jaz
Government Interests RIGHTS OF THE GOVERNMENT The invention described herein may be manufactured and used by or for the Government of the United States for all governmental purposes without the payment of any royalty.
Parent Case
CROSS REFERENCE TO RELATED APPLICATION This application claims priority benefit of U.S. Provisional Application No. 60/877,020 filed on Dec. 4, 2006.
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