CN112853796A - 一种造纸浆改性为莱赛尔纤维专用浆粕的制备方法 - Google Patents
一种造纸浆改性为莱赛尔纤维专用浆粕的制备方法 Download PDFInfo
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- CN112853796A CN112853796A CN202110019410.0A CN202110019410A CN112853796A CN 112853796 A CN112853796 A CN 112853796A CN 202110019410 A CN202110019410 A CN 202110019410A CN 112853796 A CN112853796 A CN 112853796A
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- pulp
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- 229920000433 Lyocell Polymers 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 238000005406 washing Methods 0.000 claims abstract description 47
- 239000003513 alkali Substances 0.000 claims abstract description 31
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 230000007062 hydrolysis Effects 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 claims abstract description 20
- 230000020477 pH reduction Effects 0.000 claims abstract description 20
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 12
- 238000009874 alkali refining Methods 0.000 claims abstract description 11
- 238000007670 refining Methods 0.000 claims abstract description 8
- 238000010668 complexation reaction Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000012528 membrane Substances 0.000 claims abstract description 7
- 238000004537 pulping Methods 0.000 claims abstract description 5
- 239000002002 slurry Substances 0.000 claims description 29
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 230000018044 dehydration Effects 0.000 claims description 15
- 238000006297 dehydration reaction Methods 0.000 claims description 15
- 229920001131 Pulp (paper) Polymers 0.000 claims description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 13
- 239000002738 chelating agent Substances 0.000 claims description 10
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical group Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 239000012752 auxiliary agent Substances 0.000 claims description 7
- 230000004048 modification Effects 0.000 claims description 7
- 238000012986 modification Methods 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000000413 hydrolysate Substances 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 238000006722 reduction reaction Methods 0.000 claims description 6
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 5
- 239000012295 chemical reaction liquid Substances 0.000 claims description 5
- 239000003814 drug Substances 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 5
- 238000001556 precipitation Methods 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 150000007522 mineralic acids Chemical class 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- 239000008139 complexing agent Substances 0.000 claims description 3
- 230000003301 hydrolyzing effect Effects 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 235000021395 porridge Nutrition 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 238000010924 continuous production Methods 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000010008 shearing Methods 0.000 claims description 2
- -1 steam Substances 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 238000010411 cooking Methods 0.000 abstract description 8
- 239000002351 wastewater Substances 0.000 abstract description 4
- 229920002488 Hemicellulose Polymers 0.000 abstract description 3
- 239000000654 additive Substances 0.000 abstract description 2
- 229920005610 lignin Polymers 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 239000002023 wood Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- 239000000835 fiber Substances 0.000 description 7
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 6
- 238000012216 screening Methods 0.000 description 6
- 239000007844 bleaching agent Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 4
- 239000004155 Chlorine dioxide Substances 0.000 description 3
- 229920000875 Dissolving pulp Polymers 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 3
- 238000004061 bleaching Methods 0.000 description 3
- 235000019398 chlorine dioxide Nutrition 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 230000000536 complexating effect Effects 0.000 description 2
- 238000007380 fibre production Methods 0.000 description 2
- 150000004676 glycans Chemical class 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 244000166124 Eucalyptus globulus Species 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
Classifications
-
- 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
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
-
- 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
- D21C9/007—Modification of pulp properties by mechanical or physical means
-
- 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
- D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/02—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type
-
- 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/02—Synthetic cellulose fibres
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Paper (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110019410.0A CN112853796A (zh) | 2021-01-07 | 2021-01-07 | 一种造纸浆改性为莱赛尔纤维专用浆粕的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110019410.0A CN112853796A (zh) | 2021-01-07 | 2021-01-07 | 一种造纸浆改性为莱赛尔纤维专用浆粕的制备方法 |
Publications (1)
Publication Number | Publication Date |
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CN112853796A true CN112853796A (zh) | 2021-05-28 |
Family
ID=76004898
Family Applications (1)
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CN202110019410.0A Pending CN112853796A (zh) | 2021-01-07 | 2021-01-07 | 一种造纸浆改性为莱赛尔纤维专用浆粕的制备方法 |
Country Status (1)
Country | Link |
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CN (1) | CN112853796A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115094660A (zh) * | 2022-04-12 | 2022-09-23 | 中国制浆造纸研究院有限公司 | 一种纸浆纯化升级为莱赛尔纤维用浆粕的方法 |
CN115707805A (zh) * | 2021-08-18 | 2023-02-21 | 上海凯鑫分离技术股份有限公司 | 一种使用亚硫酸盐蒸煮化学造纸浆生产莱赛尔纤维的方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1293723A (zh) * | 1998-03-16 | 2001-05-02 | 韦尔豪泽公司 | 来奥赛纤维及其制造所用的组合物 |
CN1432087A (zh) * | 2000-05-18 | 2003-07-23 | 韦尔豪泽公司 | 具有低平均聚合度的碱性浆粕及其制备方法 |
CN1844498A (zh) * | 2006-05-08 | 2006-10-11 | 宜宾丝丽雅股份有限公司 | 复合纤维素新型浆粕及其制造方法 |
CN103061180A (zh) * | 2012-12-21 | 2013-04-24 | 新疆博湖苇业股份有限公司 | 粘胶短纤维用苇浆粕制备方法 |
CN103687990A (zh) * | 2011-05-13 | 2014-03-26 | 美卓造纸机械(瑞典)公司 | 制造预水解纸浆的紧凑型方法 |
CN104746375A (zh) * | 2013-12-31 | 2015-07-01 | 韦尔豪泽Nr公司 | 处理过的硫酸盐浆粕组合物及其制造方法 |
CN111996828A (zh) * | 2020-06-19 | 2020-11-27 | 新疆中泰纺织集团有限公司 | 以纸浆为原料实现浆纤一体化生产的方法 |
-
2021
- 2021-01-07 CN CN202110019410.0A patent/CN112853796A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1293723A (zh) * | 1998-03-16 | 2001-05-02 | 韦尔豪泽公司 | 来奥赛纤维及其制造所用的组合物 |
CN1432087A (zh) * | 2000-05-18 | 2003-07-23 | 韦尔豪泽公司 | 具有低平均聚合度的碱性浆粕及其制备方法 |
CN1844498A (zh) * | 2006-05-08 | 2006-10-11 | 宜宾丝丽雅股份有限公司 | 复合纤维素新型浆粕及其制造方法 |
CN103687990A (zh) * | 2011-05-13 | 2014-03-26 | 美卓造纸机械(瑞典)公司 | 制造预水解纸浆的紧凑型方法 |
CN103061180A (zh) * | 2012-12-21 | 2013-04-24 | 新疆博湖苇业股份有限公司 | 粘胶短纤维用苇浆粕制备方法 |
CN104746375A (zh) * | 2013-12-31 | 2015-07-01 | 韦尔豪泽Nr公司 | 处理过的硫酸盐浆粕组合物及其制造方法 |
CN111996828A (zh) * | 2020-06-19 | 2020-11-27 | 新疆中泰纺织集团有限公司 | 以纸浆为原料实现浆纤一体化生产的方法 |
Non-Patent Citations (2)
Title |
---|
丁忠柱: "《纸浆漂白》", 30 November 1983, 轻工业出版社 * |
拉乌索夫: "《人造纤维工艺学(第二版)》", 30 September 1959, 化学工业出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115707805A (zh) * | 2021-08-18 | 2023-02-21 | 上海凯鑫分离技术股份有限公司 | 一种使用亚硫酸盐蒸煮化学造纸浆生产莱赛尔纤维的方法 |
CN115094660A (zh) * | 2022-04-12 | 2022-09-23 | 中国制浆造纸研究院有限公司 | 一种纸浆纯化升级为莱赛尔纤维用浆粕的方法 |
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