JPS6318601B2 - - Google Patents
Info
- Publication number
- JPS6318601B2 JPS6318601B2 JP55009708A JP970880A JPS6318601B2 JP S6318601 B2 JPS6318601 B2 JP S6318601B2 JP 55009708 A JP55009708 A JP 55009708A JP 970880 A JP970880 A JP 970880A JP S6318601 B2 JPS6318601 B2 JP S6318601B2
- Authority
- JP
- Japan
- Prior art keywords
- chitosan
- aqueous solution
- dope
- water
- acid
- 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.)
- Expired
Links
- 229920001661 Chitosan Polymers 0.000 claims description 32
- 238000005345 coagulation Methods 0.000 claims description 20
- 230000015271 coagulation Effects 0.000 claims description 20
- 239000007864 aqueous solution Substances 0.000 claims description 16
- 238000000465 moulding Methods 0.000 claims description 14
- 150000003839 salts Chemical class 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 3
- ZMZDMBWJUHKJPS-UHFFFAOYSA-N hydrogen thiocyanate Natural products SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 claims description 3
- ZMZDMBWJUHKJPS-UHFFFAOYSA-M Thiocyanate anion Chemical compound [S-]C#N ZMZDMBWJUHKJPS-UHFFFAOYSA-M 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 235000002639 sodium chloride Nutrition 0.000 description 13
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- 238000009987 spinning Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 229920002101 Chitin Polymers 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 241000238557 Decapoda Species 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 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
- 239000011521 glass Substances 0.000 description 2
- 239000012456 homogeneous solution Substances 0.000 description 2
- 150000002484 inorganic compounds Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- NJYFRQQXXXRJHK-UHFFFAOYSA-N (4-aminophenyl) thiocyanate Chemical compound NC1=CC=C(SC#N)C=C1 NJYFRQQXXXRJHK-UHFFFAOYSA-N 0.000 description 1
- LBLYYCQCTBFVLH-UHFFFAOYSA-N 2-Methylbenzenesulfonic acid Chemical compound CC1=CC=CC=C1S(O)(=O)=O LBLYYCQCTBFVLH-UHFFFAOYSA-N 0.000 description 1
- MSWZFWKMSRAUBD-IVMDWMLBSA-N 2-amino-2-deoxy-D-glucopyranose Chemical compound N[C@H]1C(O)O[C@H](CO)[C@@H](O)[C@@H]1O MSWZFWKMSRAUBD-IVMDWMLBSA-N 0.000 description 1
- 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
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 241000238424 Crustacea Species 0.000 description 1
- FZHXIRIBWMQPQF-UHFFFAOYSA-N Glc-NH2 Natural products O=CC(N)C(O)C(O)C(O)CO FZHXIRIBWMQPQF-UHFFFAOYSA-N 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 229910019440 Mg(OH) Inorganic materials 0.000 description 1
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- SOIFLUNRINLCBN-UHFFFAOYSA-N ammonium thiocyanate Chemical compound [NH4+].[S-]C#N SOIFLUNRINLCBN-UHFFFAOYSA-N 0.000 description 1
- 239000011260 aqueous acid Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- MSWZFWKMSRAUBD-UHFFFAOYSA-N beta-D-galactosamine Natural products NC1C(O)OC(CO)C(O)C1O MSWZFWKMSRAUBD-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229960002887 deanol Drugs 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 238000011978 dissolution method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000010446 mirabilite Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- ZNNZYHKDIALBAK-UHFFFAOYSA-M potassium thiocyanate Chemical compound [K+].[S-]C#N ZNNZYHKDIALBAK-UHFFFAOYSA-M 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Artificial Filaments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP970880A JPS56106901A (en) | 1980-01-30 | 1980-01-30 | Production of formed product of chitosan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP970880A JPS56106901A (en) | 1980-01-30 | 1980-01-30 | Production of formed product of chitosan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56106901A JPS56106901A (en) | 1981-08-25 |
| JPS6318601B2 true JPS6318601B2 (ru) | 1988-04-19 |
Family
ID=11727738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP970880A Granted JPS56106901A (en) | 1980-01-30 | 1980-01-30 | Production of formed product of chitosan |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56106901A (ru) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4452785A (en) * | 1982-11-08 | 1984-06-05 | Malette William Graham | Method for the therapeutic occlusion |
| JPS59125908A (ja) * | 1982-12-28 | 1984-07-20 | Unitika Ltd | キチンからなる中空繊維及びその製造方法 |
| JPS6040224A (ja) * | 1983-08-16 | 1985-03-02 | Dainichi Seika Kogyo Kk | キトサン成形物の製造方法 |
| JPS60215003A (ja) * | 1984-04-10 | 1985-10-28 | Unitika Ltd | キトサン成形体の製造方法 |
| JPS6140337A (ja) * | 1984-07-31 | 1986-02-26 | Fuji Boseki Kk | 粒状多孔質キトサンの製造方法 |
| JPS6279201A (ja) * | 1985-10-01 | 1987-04-11 | Fuji Boseki Kk | 多孔質粒状ｎ−アシル化キトサンの製造法 |
| US4833238A (en) * | 1986-12-16 | 1989-05-23 | E. I. Du Pont De Nemours And Company | High strength fibers from chitin derivatives |
| US4857403A (en) * | 1986-12-16 | 1989-08-15 | E. I. Du Pont De Nemours And Company | High strength fibers from chitin derivatives |
| US4861527A (en) * | 1986-12-16 | 1989-08-29 | Delucca George V | High strength chitosan fibers and fabrics thereof |
| JPS6462302A (en) * | 1987-09-01 | 1989-03-08 | Nippon Suisan Kaisha Ltd | Water-soluble chitosan salt and production thereof |
| FI924408A0 (fi) * | 1992-09-30 | 1992-09-30 | Novasso Oy | Modifierade viskosfibrer och foerfarande foer dess framstaellning. |
| KR100451112B1 (ko) * | 1999-05-15 | 2004-10-02 | 기 수 한 | 키토산 섬유와 화학적으로 변형된 키토산 섬유 및 그의 제조방법 |
| JP2006299459A (ja) * | 2005-04-20 | 2006-11-02 | National Institute For Materials Science | 生分解性高分子不織布チューブの製造方法 |
| WO2009035414A1 (en) * | 2007-09-10 | 2009-03-19 | National University Of Singapore | Chitosan construct and method of preparing the same |
| CZ304651B6 (cs) | 2012-05-11 | 2014-08-20 | Contipro Biotech S.R.O. | Způsob přípravy mikrovláken, způsob výroby krytů ran, kryty ran a zařízení pro přípravu polysacharidových vláken |
| WO2015027552A1 (zh) * | 2013-09-02 | 2015-03-05 | 海斯摩尔生物科技有限公司 | 一种高黏度纯壳聚糖纺丝液的工业化脱泡方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS523892A (en) * | 1975-06-28 | 1977-01-12 | Snow Brand Milk Prod Co Ltd | Method of enzyme immobilization |
| JPS5332190A (en) * | 1976-09-03 | 1978-03-27 | Toyobo Co Ltd | Immobilization of glucoseisomerase |
| JPS54139294A (en) * | 1978-04-20 | 1979-10-29 | Mitsubishi Rayon Co | Dialysing membrane having superior transmission property |
-
1980
- 1980-01-30 JP JP970880A patent/JPS56106901A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS523892A (en) * | 1975-06-28 | 1977-01-12 | Snow Brand Milk Prod Co Ltd | Method of enzyme immobilization |
| JPS5332190A (en) * | 1976-09-03 | 1978-03-27 | Toyobo Co Ltd | Immobilization of glucoseisomerase |
| JPS54139294A (en) * | 1978-04-20 | 1979-10-29 | Mitsubishi Rayon Co | Dialysing membrane having superior transmission property |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56106901A (en) | 1981-08-25 |
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