WO2000039390A1 - Kraft wood fibers for carboxyalkyl cellulose - Google Patents
Kraft wood fibers for carboxyalkyl cellulose Download PDFInfo
- Publication number
- WO2000039390A1 WO2000039390A1 PCT/US1999/031287 US9931287W WO0039390A1 WO 2000039390 A1 WO2000039390 A1 WO 2000039390A1 US 9931287 W US9931287 W US 9931287W WO 0039390 A1 WO0039390 A1 WO 0039390A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fibers
- chips
- cellulose
- wood
- pulp
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
- C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
- D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU24009/00A AU755173B2 (en) | 1998-12-30 | 1999-12-29 | Kraft wood fibers for carboxyalkyl cellulose |
BR9916644-5A BR9916644A (en) | 1998-12-30 | 1999-12-29 | Kraft wood fibers for carboxyalkylcellulose |
JP2000591270A JP2002533587A (en) | 1998-12-30 | 1999-12-29 | Kraft wood fiber for carboxyalkyl cellulose |
KR1020017008344A KR20010103728A (en) | 1998-12-30 | 1999-12-29 | Kraft Wood Fibers for Carboxyalkyl Cellulose |
EP99967793A EP1144756A1 (en) | 1998-12-30 | 1999-12-29 | Kraft wood fibers for carboxyalkyl cellulose |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11615598P | 1998-12-30 | 1998-12-30 | |
US60/116,155 | 1998-12-30 | ||
US46757999A | 1999-12-20 | 1999-12-20 | |
US09/467,579 | 1999-12-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000039390A1 true WO2000039390A1 (en) | 2000-07-06 |
Family
ID=26813935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1999/031287 WO2000039390A1 (en) | 1998-12-30 | 1999-12-29 | Kraft wood fibers for carboxyalkyl cellulose |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP1144756A1 (en) |
JP (1) | JP2002533587A (en) |
KR (1) | KR20010103728A (en) |
CN (1) | CN1332818A (en) |
AU (1) | AU755173B2 (en) |
BR (1) | BR9916644A (en) |
ID (1) | ID29358A (en) |
TR (1) | TR200101898T2 (en) |
WO (1) | WO2000039390A1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002036636A1 (en) * | 2000-11-01 | 2002-05-10 | Bki Holding Corporation | Cellulose ethers and method of preparing the same |
US6686464B1 (en) | 1999-04-26 | 2004-02-03 | Bki Holding Corporation | Cellulose ethers and method of preparing the same |
US7541396B2 (en) | 2004-12-29 | 2009-06-02 | Weyerhaeuser Nr Company | Method for making carboxyalkyl cellulose |
US7771565B2 (en) | 2006-02-21 | 2010-08-10 | Packaging Corporation Of America | Method of pre-treating woodchips prior to mechanical pulping |
CN101967231A (en) * | 2010-09-30 | 2011-02-09 | 华南理工大学 | Production method of sodium carboxymethyl cellulose with low sodium content |
JP2014009414A (en) * | 2012-06-29 | 2014-01-20 | Nippon Paper Industries Co Ltd | Method for manufacturing cellulose nanofiber |
CN113227490A (en) * | 2018-12-31 | 2021-08-06 | 尤妮佳股份有限公司 | Method for producing pulp fiber raw material, and pulp fiber raw material as cellulose raw material |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2492884A1 (en) * | 2005-01-13 | 2006-07-13 | Stephane Chevigny | A high efficiency process for particle size reduction of glass-like polysaccharides |
JP5953909B2 (en) * | 2012-04-27 | 2016-07-20 | 王子ホールディングス株式会社 | Method for producing dissolving pulp |
JP6196022B2 (en) * | 2012-07-31 | 2017-09-13 | 日本製紙株式会社 | Method for producing dissolved kraft pulp |
JP2014208920A (en) * | 2013-03-29 | 2014-11-06 | 日本製紙株式会社 | Method of producing dissolving kraft pulp |
JP6305715B2 (en) * | 2013-09-30 | 2018-04-04 | 日本製紙株式会社 | Method for producing dissolving pulp |
JP2015198653A (en) * | 2014-03-31 | 2015-11-12 | 日本製紙株式会社 | Feed for ruminants |
JP6187619B2 (en) * | 2016-03-07 | 2017-08-30 | 王子ホールディングス株式会社 | Method for producing dissolving pulp |
JP6581137B2 (en) * | 2017-03-24 | 2019-09-25 | 日本製紙株式会社 | Method for producing dissolved kraft pulp |
JP6518287B2 (en) * | 2017-06-30 | 2019-05-22 | 日本製紙株式会社 | Method of producing dissolved kraft pulp |
WO2019055921A2 (en) | 2017-09-15 | 2019-03-21 | Hamilton Robert T | Cellulose composite materials |
CN111379187B (en) * | 2018-12-28 | 2022-03-15 | 安徽雪龙纤维科技股份有限公司 | Insulating pulp board and production method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2645577A (en) * | 1948-03-10 | 1953-07-14 | British Celanese | Purifying wood pulp |
US2878118A (en) * | 1953-02-18 | 1959-03-17 | Buckeye Cellulose Corp | Purified cellulose fiber and process for producing same |
US2882965A (en) * | 1955-02-23 | 1959-04-21 | Columbia Cellulose Company Ltd | High viscosity, high percentage alpha cellulose from sulfite pulp |
US4361463A (en) * | 1979-10-09 | 1982-11-30 | Billerud Uddeholm Aktiebolag | Method in the production of dissolving pulp |
US5247072A (en) * | 1991-10-25 | 1993-09-21 | Kimberly-Clark Corporation | Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof |
US5550189A (en) * | 1992-04-17 | 1996-08-27 | Kimberly-Clark Corporation | Modified polysaccharides having improved absorbent properties and process for the preparation thereof |
-
1999
- 1999-12-29 EP EP99967793A patent/EP1144756A1/en not_active Withdrawn
- 1999-12-29 WO PCT/US1999/031287 patent/WO2000039390A1/en not_active Application Discontinuation
- 1999-12-29 JP JP2000591270A patent/JP2002533587A/en active Pending
- 1999-12-29 TR TR2001/01898T patent/TR200101898T2/en unknown
- 1999-12-29 AU AU24009/00A patent/AU755173B2/en not_active Ceased
- 1999-12-29 KR KR1020017008344A patent/KR20010103728A/en not_active Application Discontinuation
- 1999-12-29 CN CN99815241A patent/CN1332818A/en active Pending
- 1999-12-29 ID IDW00200101417A patent/ID29358A/en unknown
- 1999-12-29 BR BR9916644-5A patent/BR9916644A/en not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2645577A (en) * | 1948-03-10 | 1953-07-14 | British Celanese | Purifying wood pulp |
US2878118A (en) * | 1953-02-18 | 1959-03-17 | Buckeye Cellulose Corp | Purified cellulose fiber and process for producing same |
US2882965A (en) * | 1955-02-23 | 1959-04-21 | Columbia Cellulose Company Ltd | High viscosity, high percentage alpha cellulose from sulfite pulp |
US4361463A (en) * | 1979-10-09 | 1982-11-30 | Billerud Uddeholm Aktiebolag | Method in the production of dissolving pulp |
US5247072A (en) * | 1991-10-25 | 1993-09-21 | Kimberly-Clark Corporation | Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof |
US5550189A (en) * | 1992-04-17 | 1996-08-27 | Kimberly-Clark Corporation | Modified polysaccharides having improved absorbent properties and process for the preparation thereof |
Non-Patent Citations (7)
Title |
---|
DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; KARAIVANOVA, S. ET AL: "PREPARATION OF CARBOXYMETHYLCELLULOSE FOR THE TEXTILE INDUSTRY FROM BEECHWOOD PREHYDROLYSIS KRAFT PULP", XP002138326, retrieved from DIALOG * |
DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; NATEROVA, A. ET AL: "CONDITIONS FOR THE PREPARATION OF CARBOXYMETHYLCELLULOSE. (1). EFFECT OF THE AGENT DOSE AND REACTION TIME", XP002138325, retrieved from DIALOG * |
DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; OWCZARZAK, J.: "Properties of Beechwood [Fagus] Dissolving Pulp Manufactured with Acid-Steam Prehydrolysis", XP002138324, retrieved from DIALOG * |
J.P. CASEY: "Pulp and Paper; Chemistry and Chemical Technology, 3rd edition, vol. I", 1980, JOHN WILEY & SONS, NEW YORK, XP002138323 * |
KHIM. IND. (SOFIA) 37, NO. 2: 49-54 (1965). [BULG.;RUSS. & GER. SUM.] * |
PRZEGL. PAPIER. 47, NO. 10: 353-355 (OCT. 1991). [POL.] * |
VYSKUM. PR. ODBORU PAPIERA CELULOZY 18: V49-53 (1973). [GER.;SLOVAK., ENGL., & RUSS. SUM.] * |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6686464B1 (en) | 1999-04-26 | 2004-02-03 | Bki Holding Corporation | Cellulose ethers and method of preparing the same |
WO2002036636A1 (en) * | 2000-11-01 | 2002-05-10 | Bki Holding Corporation | Cellulose ethers and method of preparing the same |
US7022837B2 (en) | 2000-11-01 | 2006-04-04 | Bki Holding Corporation | Cellulose ethers and method of preparing the same |
US7541396B2 (en) | 2004-12-29 | 2009-06-02 | Weyerhaeuser Nr Company | Method for making carboxyalkyl cellulose |
US7771565B2 (en) | 2006-02-21 | 2010-08-10 | Packaging Corporation Of America | Method of pre-treating woodchips prior to mechanical pulping |
US7943008B2 (en) | 2006-02-21 | 2011-05-17 | Packaging Corporation Of America | Method of pre-treating woodchips prior to mechanical pulping |
CN101967231A (en) * | 2010-09-30 | 2011-02-09 | 华南理工大学 | Production method of sodium carboxymethyl cellulose with low sodium content |
JP2014009414A (en) * | 2012-06-29 | 2014-01-20 | Nippon Paper Industries Co Ltd | Method for manufacturing cellulose nanofiber |
CN113227490A (en) * | 2018-12-31 | 2021-08-06 | 尤妮佳股份有限公司 | Method for producing pulp fiber raw material, and pulp fiber raw material as cellulose raw material |
EP3885488A4 (en) * | 2018-12-31 | 2022-01-19 | Unicharm Corporation | Method for producing pulp fiber raw material, and pulp fiber raw material as cellulose raw material |
CN113227490B (en) * | 2018-12-31 | 2023-10-27 | 尤妮佳股份有限公司 | Method for producing pulp fiber raw material, and pulp fiber raw material as cellulose raw material |
Also Published As
Publication number | Publication date |
---|---|
JP2002533587A (en) | 2002-10-08 |
BR9916644A (en) | 2001-10-30 |
AU755173B2 (en) | 2002-12-05 |
CN1332818A (en) | 2002-01-23 |
EP1144756A1 (en) | 2001-10-17 |
TR200101898T2 (en) | 2001-12-21 |
ID29358A (en) | 2001-08-23 |
KR20010103728A (en) | 2001-11-23 |
AU2400900A (en) | 2000-07-31 |
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