CN110747681B - 一种基于离子液体的纸浆漂白保护剂 - Google Patents
一种基于离子液体的纸浆漂白保护剂 Download PDFInfo
- Publication number
- CN110747681B CN110747681B CN201911055224.1A CN201911055224A CN110747681B CN 110747681 B CN110747681 B CN 110747681B CN 201911055224 A CN201911055224 A CN 201911055224A CN 110747681 B CN110747681 B CN 110747681B
- Authority
- CN
- China
- Prior art keywords
- bleaching
- pulp
- ionic liquid
- paper
- protective agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp
-
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
-
- 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
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
-
- 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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/101—Bleaching ; Apparatus therefor in solvent medium
-
- 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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
-
- 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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/02—Chemical or chemomechanical or chemothermomechanical pulp
- D21H11/04—Kraft or sulfate pulp
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Paper (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911055224.1A CN110747681B (zh) | 2019-10-31 | 2019-10-31 | 一种基于离子液体的纸浆漂白保护剂 |
KR1020217010938A KR102582865B1 (ko) | 2019-10-31 | 2020-02-26 | 이온성 액체 기반 펄프 표백 보호제 |
PCT/CN2020/076725 WO2021082306A1 (zh) | 2019-10-31 | 2020-02-26 | 一种基于离子液体的纸浆漂白保护剂 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911055224.1A CN110747681B (zh) | 2019-10-31 | 2019-10-31 | 一种基于离子液体的纸浆漂白保护剂 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110747681A CN110747681A (zh) | 2020-02-04 |
CN110747681B true CN110747681B (zh) | 2020-11-06 |
Family
ID=69281647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911055224.1A Active CN110747681B (zh) | 2019-10-31 | 2019-10-31 | 一种基于离子液体的纸浆漂白保护剂 |
Country Status (3)
Country | Link |
---|---|
KR (1) | KR102582865B1 (ko) |
CN (1) | CN110747681B (ko) |
WO (1) | WO2021082306A1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110747681B (zh) * | 2019-10-31 | 2020-11-06 | 齐鲁工业大学 | 一种基于离子液体的纸浆漂白保护剂 |
CN113481619B (zh) * | 2021-07-27 | 2023-11-03 | 齐鲁工业大学 | 一种高强度再生纤维素纤维的制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101967771B (zh) * | 2010-11-15 | 2012-02-08 | 山东轻工业学院 | 一种改善纸浆漂白性能的方法 |
US10260171B1 (en) * | 2013-06-10 | 2019-04-16 | The Board Of Trustees Of The University Of Alabama, For And On Behalf Of The University Of Alabama In Huntsville | Methods for making carbon fibers for high temperature applications |
CN103321081B (zh) * | 2013-07-17 | 2014-08-06 | 齐鲁工业大学 | 一种速生杨的氢氧化钠蒽醌浆生物化学法ecf漂白工艺 |
CN107541979A (zh) * | 2016-06-23 | 2018-01-05 | 天津雍和建业纸品包装有限公司 | 一种纸浆漂白的方法 |
CN106368030B (zh) * | 2016-09-19 | 2018-12-14 | 昆明理工大学 | ***芯秆全无氯漂白浆制备食品包装纸的方法 |
CN109554946B (zh) * | 2018-12-03 | 2021-03-16 | 齐鲁工业大学 | 离子液体协同超声处理ecf漂白硫酸盐浆制备纸基材料的方法 |
CN110747681B (zh) * | 2019-10-31 | 2020-11-06 | 齐鲁工业大学 | 一种基于离子液体的纸浆漂白保护剂 |
-
2019
- 2019-10-31 CN CN201911055224.1A patent/CN110747681B/zh active Active
-
2020
- 2020-02-26 WO PCT/CN2020/076725 patent/WO2021082306A1/zh active Application Filing
- 2020-02-26 KR KR1020217010938A patent/KR102582865B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO2021082306A1 (zh) | 2021-05-06 |
CN110747681A (zh) | 2020-02-04 |
KR102582865B1 (ko) | 2023-09-25 |
KR20210056421A (ko) | 2021-05-18 |
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