Method of reducing color and polymerization decay of cellulose viscose
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 4, 2000
Grant Date -
N/A
app pub date -
May 9, 1998
filing date -
May 9, 1998
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method of reducing color and polymerization decay of cellulose viscose includes the step of permeating a 1,3-phenylene-bis 2-oxazoline as a polymerization anti-decay additive during dissolving a cellulose in water and a solvent to form a cellulose viscose, so as to reduce the color and the polymerization decay of the cellulose viscose.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
ACELON CHEMICALS & FIBER CORPORATION | 105-4 CHANG LU ROAD CHAUNG HUA R O C |
International Classification(s)

- 1998 Application Filing Year
- C08B Class
- 97 Applications Filed
- 45 Patents Issued To-Date
- 46.40 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Cheng, Meng-Song | Chang Hua, TW | 6 | 11 |
# of filed Patents : 6 Total Citations : 11 | |||
Huang, Kun Shan | Tai Nan, TW | 1 | 5 |
# of filed Patents : 1 Total Citations : 5 | |||
Tsai, J H | Tai Chung, TW | 4 | 34 |
# of filed Patents : 4 Total Citations : 34 |
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Patent Citation Ranking
- 5 Citation Count
- C08B Class
- 1.56 % this patent is cited more than
- 25 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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Jul 19, 2012 | P | Published | |
Dec 14, 2011 | F | Filing | |
Dec 05, 2011 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:YEA, KWON-HAE;CHA, HYUNGKI;LEE, SUNG-MAN;AND OTHERS;REEL/FRAME:027386/0059 Owner name: KOREA ATOMIC ENERGY RESEARCH INSTITUTE, KOREA, REP Effective Date: Dec 05, 2011 |
Dec 20, 2010 | PD | Priority Date |

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