JPS62100534A - 超微小球状キチンの製造方法 - Google Patents
超微小球状キチンの製造方法Info
- Publication number
- JPS62100534A JPS62100534A JP24089685A JP24089685A JPS62100534A JP S62100534 A JPS62100534 A JP S62100534A JP 24089685 A JP24089685 A JP 24089685A JP 24089685 A JP24089685 A JP 24089685A JP S62100534 A JPS62100534 A JP S62100534A
- Authority
- JP
- Japan
- Prior art keywords
- chitin
- water
- regenerated
- washing
- solution
- 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
- 229920002101 Chitin Polymers 0.000 title claims abstract description 105
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000005406 washing Methods 0.000 claims abstract description 17
- 239000000243 solution Substances 0.000 claims abstract description 13
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims abstract description 12
- 230000007935 neutral effect Effects 0.000 claims abstract description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000001112 coagulating effect Effects 0.000 claims abstract description 7
- 239000003929 acidic solution Substances 0.000 claims abstract description 6
- 239000012046 mixed solvent Substances 0.000 claims abstract description 6
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000001035 drying Methods 0.000 claims abstract description 5
- 239000002244 precipitate Substances 0.000 claims abstract description 4
- 230000001376 precipitating effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 20
- 239000000725 suspension Substances 0.000 claims description 20
- 229920001661 Chitosan Polymers 0.000 claims description 12
- 239000003637 basic solution Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 claims description 2
- 239000003153 chemical reaction reagent Substances 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 11
- 239000006185 dispersion Substances 0.000 abstract description 8
- 239000003513 alkali Substances 0.000 abstract description 6
- 239000000047 product Substances 0.000 abstract description 5
- 238000004587 chromatography analysis Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000945 filler Substances 0.000 abstract description 3
- 230000015271 coagulation Effects 0.000 abstract description 2
- 238000005345 coagulation Methods 0.000 abstract description 2
- 238000013019 agitation Methods 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 description 13
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- 239000000843 powder Substances 0.000 description 7
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 230000002378 acidificating effect Effects 0.000 description 6
- 238000010298 pulverizing process Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 4
- JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 description 4
- 239000005457 ice water Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 235000011121 sodium hydroxide Nutrition 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- -1 for example Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 238000003381 deacetylation reaction Methods 0.000 description 2
- 229960005215 dichloroacetic acid Drugs 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229940098779 methanesulfonic acid Drugs 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 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 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 241000533950 Leucojum Species 0.000 description 1
- 240000000249 Morus alba Species 0.000 description 1
- 241001275767 Stomatopoda Species 0.000 description 1
- 230000021736 acetylation Effects 0.000 description 1
- 238000006640 acetylation reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000006196 deacetylation Effects 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000011978 dissolution method Methods 0.000 description 1
- 210000004709 eyebrow Anatomy 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- UTLZBWAGLRNNAY-UHFFFAOYSA-J thorium(4+);dicarbonate Chemical compound [Th+4].[O-]C([O-])=O.[O-]C([O-])=O UTLZBWAGLRNNAY-UHFFFAOYSA-J 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Cosmetics (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24089685A JPS62100534A (ja) | 1985-10-28 | 1985-10-28 | 超微小球状キチンの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24089685A JPS62100534A (ja) | 1985-10-28 | 1985-10-28 | 超微小球状キチンの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62100534A true JPS62100534A (ja) | 1987-05-11 |
| JPH0515728B2 JPH0515728B2 (enrdf_load_stackoverflow) | 1993-03-02 |
Family
ID=17066292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24089685A Granted JPS62100534A (ja) | 1985-10-28 | 1985-10-28 | 超微小球状キチンの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62100534A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0341131A (ja) * | 1989-07-07 | 1991-02-21 | Nippon Suisan Kaisha Ltd | 多孔性キチン成形体の製造法 |
| WO1994004261A1 (fr) * | 1992-08-20 | 1994-03-03 | Coletica | Utilisation d'une reaction de transacylation entre un polysaccharide esterifie et une substance polyaminee ou polyhydroxylee pour la fabrication de microparticules, microparticules ainsi realisees, procedes et compositions en contenant |
| US5320903A (en) * | 1991-02-20 | 1994-06-14 | Fuji Spinning Co., Ltd. | Modified cellulose regenerated fiber comprising chitosan particles |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51122100A (en) * | 1975-04-12 | 1976-10-25 | Yoshio Iwakura | A process for purifying denatured chitin by reprecipitation |
| JPS60208302A (ja) * | 1984-03-31 | 1985-10-19 | Unitika Ltd | キチン成形体の製造方法 |
-
1985
- 1985-10-28 JP JP24089685A patent/JPS62100534A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51122100A (en) * | 1975-04-12 | 1976-10-25 | Yoshio Iwakura | A process for purifying denatured chitin by reprecipitation |
| JPS60208302A (ja) * | 1984-03-31 | 1985-10-19 | Unitika Ltd | キチン成形体の製造方法 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0341131A (ja) * | 1989-07-07 | 1991-02-21 | Nippon Suisan Kaisha Ltd | 多孔性キチン成形体の製造法 |
| US5320903A (en) * | 1991-02-20 | 1994-06-14 | Fuji Spinning Co., Ltd. | Modified cellulose regenerated fiber comprising chitosan particles |
| USRE35151E (en) * | 1991-02-20 | 1996-01-30 | Fuji Spinning Company, Limited | Modified cellulose regenerated fiber comprising chitosan particles |
| WO1994004261A1 (fr) * | 1992-08-20 | 1994-03-03 | Coletica | Utilisation d'une reaction de transacylation entre un polysaccharide esterifie et une substance polyaminee ou polyhydroxylee pour la fabrication de microparticules, microparticules ainsi realisees, procedes et compositions en contenant |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0515728B2 (enrdf_load_stackoverflow) | 1993-03-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |