CN104384172A - Disposal method for rectification residues in production of synthetic leather - Google Patents
Disposal method for rectification residues in production of synthetic leather Download PDFInfo
- Publication number
- CN104384172A CN104384172A CN201410598508.6A CN201410598508A CN104384172A CN 104384172 A CN104384172 A CN 104384172A CN 201410598508 A CN201410598508 A CN 201410598508A CN 104384172 A CN104384172 A CN 104384172A
- Authority
- CN
- China
- Prior art keywords
- disposal
- rectification
- synthetic leather
- rectification residue
- liquid phase
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 47
- 239000002649 leather substitute Substances 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title abstract description 18
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000007791 liquid phase Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 239000007790 solid phase Substances 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims abstract description 12
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000012670 alkaline solution Substances 0.000 claims abstract description 8
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims abstract description 8
- 239000000843 powder Substances 0.000 claims abstract description 5
- 239000000243 solution Substances 0.000 claims abstract description 4
- 238000004064 recycling Methods 0.000 claims description 8
- 239000002893 slag Substances 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 7
- 150000001768 cations Chemical class 0.000 claims description 6
- 229920002521 macromolecule Polymers 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- 230000018044 dehydration Effects 0.000 claims description 4
- 238000006297 dehydration reaction Methods 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- 239000011449 brick Substances 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 239000010881 fly ash Substances 0.000 claims description 3
- 239000004571 lime Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229920002401 polyacrylamide Polymers 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 238000005406 washing Methods 0.000 abstract description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 2
- 235000012255 calcium oxide Nutrition 0.000 abstract 1
- 239000000292 calcium oxide Substances 0.000 abstract 1
- 125000002091 cationic group Chemical group 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000000265 homogenisation Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 description 17
- 239000000126 substance Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
- 239000002910 solid waste Substances 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 235000019253 formic acid Nutrition 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920005749 polyurethane resin Polymers 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 241000276489 Merlangius merlangus Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 240000001307 Myosotis scorpioides Species 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 150000001669 calcium Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 239000002563 ionic surfactant Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410598508.6A CN104384172B (en) | 2014-10-25 | 2014-10-25 | A kind of synthetic leather produces the method for disposal of rectification residue |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410598508.6A CN104384172B (en) | 2014-10-25 | 2014-10-25 | A kind of synthetic leather produces the method for disposal of rectification residue |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104384172A true CN104384172A (en) | 2015-03-04 |
CN104384172B CN104384172B (en) | 2016-09-21 |
Family
ID=52602183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410598508.6A Expired - Fee Related CN104384172B (en) | 2014-10-25 | 2014-10-25 | A kind of synthetic leather produces the method for disposal of rectification residue |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104384172B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110947733A (en) * | 2019-12-04 | 2020-04-03 | 浙江旭创环保科技有限公司 | Synthetic leather rectification residue recovery process |
CN111001647A (en) * | 2019-12-04 | 2020-04-14 | 浙江旭创环保科技有限公司 | Synthetic leather rectification residue recycling process and equipment thereof |
CN114713600A (en) * | 2022-01-30 | 2022-07-08 | 苏州巨联环保有限公司 | Treatment method of rectification residues |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004149421A (en) * | 2002-10-29 | 2004-05-27 | Kanegafuchi Chem Ind Co Ltd | Method for separating dimethylamide compound and carboxylic acid by distillation and apparatus therefor |
CN1793111A (en) * | 2005-11-04 | 2006-06-28 | 清华大学 | Process for recovering dimethyl formyl amide from waste water |
CN101519362A (en) * | 2009-03-26 | 2009-09-02 | 华伦皮塑(苏州)有限公司 | Method for recovering dimethyl formamide |
CN101759590A (en) * | 2009-05-16 | 2010-06-30 | 石狮龙祥制革有限公司 | DMF recycling method |
CN102295391A (en) * | 2011-08-08 | 2011-12-28 | 浙江商达环保有限公司 | PU (Poly Urethane)-leather wastewater-processing method |
CN202246144U (en) * | 2011-09-21 | 2012-05-30 | 泉州万华世旺超纤有限责任公司 | Tower top wastewater treatment system for recycling DMF (dimethyl formamide) in synthetic leather |
CN102964262A (en) * | 2012-11-29 | 2013-03-13 | 泉州万华世旺超纤有限责任公司 | DMF (dimethyl formamide) recovery device and method in production of synthetic leather |
CN103693792A (en) * | 2013-12-10 | 2014-04-02 | 福建可利盛超细纤维有限公司 | Wastewater zero discharge method in manufacturing process of island superfine fiber synthetic leather |
CN103880221A (en) * | 2014-04-15 | 2014-06-25 | 中国皮革和制鞋工业研究院 | Process for treating and recycling wet finishing mixing wastewater in leather production |
-
2014
- 2014-10-25 CN CN201410598508.6A patent/CN104384172B/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004149421A (en) * | 2002-10-29 | 2004-05-27 | Kanegafuchi Chem Ind Co Ltd | Method for separating dimethylamide compound and carboxylic acid by distillation and apparatus therefor |
CN1793111A (en) * | 2005-11-04 | 2006-06-28 | 清华大学 | Process for recovering dimethyl formyl amide from waste water |
CN101519362A (en) * | 2009-03-26 | 2009-09-02 | 华伦皮塑(苏州)有限公司 | Method for recovering dimethyl formamide |
CN101759590A (en) * | 2009-05-16 | 2010-06-30 | 石狮龙祥制革有限公司 | DMF recycling method |
CN102295391A (en) * | 2011-08-08 | 2011-12-28 | 浙江商达环保有限公司 | PU (Poly Urethane)-leather wastewater-processing method |
CN202246144U (en) * | 2011-09-21 | 2012-05-30 | 泉州万华世旺超纤有限责任公司 | Tower top wastewater treatment system for recycling DMF (dimethyl formamide) in synthetic leather |
CN102964262A (en) * | 2012-11-29 | 2013-03-13 | 泉州万华世旺超纤有限责任公司 | DMF (dimethyl formamide) recovery device and method in production of synthetic leather |
CN103693792A (en) * | 2013-12-10 | 2014-04-02 | 福建可利盛超细纤维有限公司 | Wastewater zero discharge method in manufacturing process of island superfine fiber synthetic leather |
CN103880221A (en) * | 2014-04-15 | 2014-06-25 | 中国皮革和制鞋工业研究院 | Process for treating and recycling wet finishing mixing wastewater in leather production |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110947733A (en) * | 2019-12-04 | 2020-04-03 | 浙江旭创环保科技有限公司 | Synthetic leather rectification residue recovery process |
CN111001647A (en) * | 2019-12-04 | 2020-04-14 | 浙江旭创环保科技有限公司 | Synthetic leather rectification residue recycling process and equipment thereof |
CN114713600A (en) * | 2022-01-30 | 2022-07-08 | 苏州巨联环保有限公司 | Treatment method of rectification residues |
Also Published As
Publication number | Publication date |
---|---|
CN104384172B (en) | 2016-09-21 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Fu Ying Inventor before: Chen Liexin |
|
COR | Change of bibliographic data | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20160612 Address after: 311800 Datang Town, Zhejiang, Zhuji Fortune Plaza 6-1502 Applicant after: Fu Ying Address before: 311800 Datang Town, Zhejiang, Zhuji Fortune Plaza 6-1502 Applicant before: Chen Liexin |
|
CB02 | Change of applicant information |
Address after: 312000 1-3, Zhejiang, Doumen, Shaoxing, Vietnam Applicant after: Fu Ying Address before: 311800 Datang Town, Zhejiang, Zhuji Fortune Plaza 6-1502 Applicant before: Fu Ying |
|
COR | Change of bibliographic data | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191112 Address after: 241000 East District, Suncun Economic Development Zone, Fanchang County, Wuhu City, Anhui Province Patentee after: Wuhu Kebang New Energy Technology Co.,Ltd. Address before: 312000, No. 1-3 Lake Village, Doumen Town, Yue City, Zhejiang, Shaoxing Patentee before: Fu Ying |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 |