CA2142195A1 - Desacidification de matieres cellulosiques - Google Patents
Desacidification de matieres cellulosiquesInfo
- Publication number
- CA2142195A1 CA2142195A1 CA 2142195 CA2142195A CA2142195A1 CA 2142195 A1 CA2142195 A1 CA 2142195A1 CA 2142195 CA2142195 CA 2142195 CA 2142195 A CA2142195 A CA 2142195A CA 2142195 A1 CA2142195 A1 CA 2142195A1
- Authority
- CA
- Canada
- Prior art keywords
- composition
- methanol
- diluent
- magnesium
- deacidification
- 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.)
- Abandoned
Links
- 239000000463 material Substances 0.000 title claims abstract description 36
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000000203 mixture Substances 0.000 claims abstract description 42
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 25
- 239000011777 magnesium Substances 0.000 claims abstract description 25
- 239000003085 diluting agent Substances 0.000 claims abstract description 21
- 239000002904 solvent Substances 0.000 claims abstract description 18
- PNVKCUSCADAAMP-UHFFFAOYSA-M magnesium;methanolate;methyl carbonate Chemical compound [Mg+2].[O-]C.COC([O-])=O PNVKCUSCADAAMP-UHFFFAOYSA-M 0.000 claims abstract description 12
- OHMHBGPWCHTMQE-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)C(Cl)Cl OHMHBGPWCHTMQE-UHFFFAOYSA-N 0.000 claims abstract description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 9
- -1 magnesium alkoxide Chemical class 0.000 claims abstract description 8
- NWXABJPNOZDLKI-UHFFFAOYSA-M magnesium;ethanolate;ethyl carbonate Chemical compound [Mg+2].CC[O-].CCOC([O-])=O NWXABJPNOZDLKI-UHFFFAOYSA-M 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 23
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 21
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 18
- CRGZYKWWYNQGEC-UHFFFAOYSA-N magnesium;methanolate Chemical compound [Mg+2].[O-]C.[O-]C CRGZYKWWYNQGEC-UHFFFAOYSA-N 0.000 claims description 12
- 239000001569 carbon dioxide Substances 0.000 claims description 9
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 6
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 claims description 5
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical class CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 4
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical class CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 3
- 235000013844 butane Nutrition 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical class CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 3
- 238000007865 diluting Methods 0.000 claims description 2
- 238000009738 saturating Methods 0.000 claims description 2
- BHNZEZWIUMJCGF-UHFFFAOYSA-N 1-chloro-1,1-difluoroethane Chemical compound CC(F)(F)Cl BHNZEZWIUMJCGF-UHFFFAOYSA-N 0.000 claims 2
- CYXIKYKBLDZZNW-UHFFFAOYSA-N 2-Chloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)CCl CYXIKYKBLDZZNW-UHFFFAOYSA-N 0.000 claims 2
- 235000013849 propane Nutrition 0.000 claims 2
- 150000004703 alkoxides Chemical class 0.000 claims 1
- 238000010992 reflux Methods 0.000 claims 1
- 230000032683 aging Effects 0.000 abstract description 4
- 230000001680 brushing effect Effects 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract description 4
- CXHHBNMLPJOKQD-UHFFFAOYSA-M methyl carbonate Chemical compound COC([O-])=O CXHHBNMLPJOKQD-UHFFFAOYSA-M 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical compound F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 4
- 239000000976 ink Substances 0.000 description 4
- 239000005437 stratosphere Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 239000004338 Dichlorodifluoromethane Substances 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 2
- 229940042935 dichlorodifluoromethane Drugs 0.000 description 2
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- CQDGTJPVBWZJAZ-UHFFFAOYSA-N monoethyl carbonate Chemical compound CCOC(O)=O CQDGTJPVBWZJAZ-UHFFFAOYSA-N 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- FRCHKSNAZZFGCA-UHFFFAOYSA-N 1,1-dichloro-1-fluoroethane Chemical group CC(F)(Cl)Cl FRCHKSNAZZFGCA-UHFFFAOYSA-N 0.000 description 1
- ZFAGXQVYYWOLNK-UHFFFAOYSA-N CCO[Mg] Chemical compound CCO[Mg] ZFAGXQVYYWOLNK-UHFFFAOYSA-N 0.000 description 1
- 241000518994 Conta Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 102100025027 E3 ubiquitin-protein ligase TRIM69 Human genes 0.000 description 1
- 101000830203 Homo sapiens E3 ubiquitin-protein ligase TRIM69 Proteins 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- HHFAWKCIHAUFRX-UHFFFAOYSA-N ethoxide Chemical compound CC[O-] HHFAWKCIHAUFRX-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- CHKVEDLTACTUAS-UHFFFAOYSA-L magnesium;methyl carbonate Chemical compound [Mg+2].COC([O-])=O.COC([O-])=O CHKVEDLTACTUAS-UHFFFAOYSA-L 0.000 description 1
- NBTOZLQBSIZIKS-UHFFFAOYSA-N methoxide Chemical compound [O-]C NBTOZLQBSIZIKS-UHFFFAOYSA-N 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
Classifications
-
- 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
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/18—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00 of old paper as in books, documents, e.g. restoring
Landscapes
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Paper (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 2142195 CA2142195A1 (fr) | 1995-02-08 | 1995-02-08 | Desacidification de matieres cellulosiques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 2142195 CA2142195A1 (fr) | 1995-02-08 | 1995-02-08 | Desacidification de matieres cellulosiques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2142195A1 true CA2142195A1 (fr) | 1996-08-09 |
Family
ID=4155213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2142195 Abandoned CA2142195A1 (fr) | 1995-02-08 | 1995-02-08 | Desacidification de matieres cellulosiques |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2142195A1 (fr) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000008250A3 (fr) * | 1998-07-31 | 2000-05-18 | Univ Catalunya Politecnica | Produit de desacidification de matiere cellulosique, son obtention et utilisation |
| ES2151835A1 (es) * | 1998-07-31 | 2001-01-01 | Uni Politecnica De Catalunya U | Desacidificacion de materia celulosico. |
| ES2151836A1 (es) * | 1998-07-31 | 2001-01-01 | Univ Catalunya Politecnica | Disolventes hidrofluorocarbonados para desacidificacion de materiales celulosicos. |
| WO2003044277A3 (fr) * | 2001-11-16 | 2003-10-16 | Honeywell Int Inc | Procede de desacidification de matieres a base de cellulose |
| WO2005083176A1 (fr) | 2004-02-27 | 2005-09-09 | Conservacion De Sustratos Celulosicos S.L. | Procede de conservation de materiaux cellulosiques |
| DE102008034100A1 (de) | 2007-09-18 | 2009-03-19 | Stu Fakulta Chemickej A Potravinárskej Technológie | Mehrzweckvorrichtung zur Modifizierung von Zellulosematerialien und Art der Modifizierung von Zellulosematerialien |
| EP2791417A4 (fr) * | 2011-12-16 | 2015-08-26 | Honeywell Int Inc | Procédé de désacidification de matières à base de cellulose |
| WO2020228161A1 (fr) * | 2019-05-13 | 2020-11-19 | 南京华鼎纳米技术研究院有限公司 | Solution de nano-désacidification anhydre et procédé de préparation associé |
| CN113201968A (zh) * | 2021-05-10 | 2021-08-03 | 杭州众材科技股份有限公司 | 一种适用于脱酸后纸张黄变的褪色修复方法 |
| CN116289318A (zh) * | 2023-04-28 | 2023-06-23 | 常州大学 | 一种纸张脱酸和加固增强的方法 |
-
1995
- 1995-02-08 CA CA 2142195 patent/CA2142195A1/fr not_active Abandoned
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000008250A3 (fr) * | 1998-07-31 | 2000-05-18 | Univ Catalunya Politecnica | Produit de desacidification de matiere cellulosique, son obtention et utilisation |
| ES2151835A1 (es) * | 1998-07-31 | 2001-01-01 | Uni Politecnica De Catalunya U | Desacidificacion de materia celulosico. |
| ES2151836A1 (es) * | 1998-07-31 | 2001-01-01 | Univ Catalunya Politecnica | Disolventes hidrofluorocarbonados para desacidificacion de materiales celulosicos. |
| US6743336B1 (en) * | 1998-07-31 | 2004-06-01 | Universitat Politecnica De Catalunya | Composition for de-acidification of cellulose material |
| WO2003044277A3 (fr) * | 2001-11-16 | 2003-10-16 | Honeywell Int Inc | Procede de desacidification de matieres a base de cellulose |
| WO2005083176A1 (fr) | 2004-02-27 | 2005-09-09 | Conservacion De Sustratos Celulosicos S.L. | Procede de conservation de materiaux cellulosiques |
| DE102008034100A1 (de) | 2007-09-18 | 2009-03-19 | Stu Fakulta Chemickej A Potravinárskej Technológie | Mehrzweckvorrichtung zur Modifizierung von Zellulosematerialien und Art der Modifizierung von Zellulosematerialien |
| EP2791417A4 (fr) * | 2011-12-16 | 2015-08-26 | Honeywell Int Inc | Procédé de désacidification de matières à base de cellulose |
| WO2020228161A1 (fr) * | 2019-05-13 | 2020-11-19 | 南京华鼎纳米技术研究院有限公司 | Solution de nano-désacidification anhydre et procédé de préparation associé |
| CN113201968A (zh) * | 2021-05-10 | 2021-08-03 | 杭州众材科技股份有限公司 | 一种适用于脱酸后纸张黄变的褪色修复方法 |
| CN113201968B (zh) * | 2021-05-10 | 2022-05-27 | 杭州众材科技股份有限公司 | 一种适用于脱酸后纸张黄变的褪色修复方法 |
| CN116289318A (zh) * | 2023-04-28 | 2023-06-23 | 常州大学 | 一种纸张脱酸和加固增强的方法 |
| CN116289318B (zh) * | 2023-04-28 | 2024-03-26 | 常州大学 | 一种纸张脱酸和加固增强的方法 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Dead |