JPH0464322B2 - - Google Patents
Info
- Publication number
- JPH0464322B2 JPH0464322B2 JP14914983A JP14914983A JPH0464322B2 JP H0464322 B2 JPH0464322 B2 JP H0464322B2 JP 14914983 A JP14914983 A JP 14914983A JP 14914983 A JP14914983 A JP 14914983A JP H0464322 B2 JPH0464322 B2 JP H0464322B2
- Authority
- JP
- Japan
- Prior art keywords
- cellulose
- alkali
- plane
- angle side
- present
- 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
- 229920002678 cellulose Polymers 0.000 claims description 64
- 239000001913 cellulose Substances 0.000 claims description 64
- 239000003513 alkali Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-ZSJDYOACSA-N Heavy water Chemical group [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- 239000013078 crystal Substances 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 238000002441 X-ray diffraction Methods 0.000 claims description 4
- 238000006467 substitution reaction Methods 0.000 claims description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 238000000034 method Methods 0.000 description 16
- 239000000243 solution Substances 0.000 description 9
- 235000011121 sodium hydroxide Nutrition 0.000 description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 6
- 229920000875 Dissolving pulp Polymers 0.000 description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical class OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000004627 regenerated cellulose Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- 229920000297 Rayon Polymers 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000011978 dissolution method Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 239000000499 gel Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 2
- JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000005280 amorphization Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010504 bond cleavage reaction Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- ZURAKLKIKYCUJU-UHFFFAOYSA-N copper;azane Chemical compound N.[Cu+2] ZURAKLKIKYCUJU-UHFFFAOYSA-N 0.000 description 1
- QKSIFUGZHOUETI-UHFFFAOYSA-N copper;azane Chemical compound N.N.N.N.[Cu+2] QKSIFUGZHOUETI-UHFFFAOYSA-N 0.000 description 1
- 229960005215 dichloroacetic acid Drugs 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- HFFLGKNGCAIQMO-UHFFFAOYSA-N trichloroacetaldehyde Chemical compound ClC(Cl)(Cl)C=O HFFLGKNGCAIQMO-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Artificial Filaments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14914983A JPS6042401A (ja) | 1983-08-17 | 1983-08-17 | アルカリに可溶なセルロ−ス |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14914983A JPS6042401A (ja) | 1983-08-17 | 1983-08-17 | アルカリに可溶なセルロ−ス |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6042401A JPS6042401A (ja) | 1985-03-06 |
| JPH0464322B2 true JPH0464322B2 (cg-RX-API-DMAC7.html) | 1992-10-14 |
Family
ID=15468845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14914983A Granted JPS6042401A (ja) | 1983-08-17 | 1983-08-17 | アルカリに可溶なセルロ−ス |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6042401A (cg-RX-API-DMAC7.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007121609A1 (en) | 2006-04-21 | 2007-11-01 | Jiangsu Long-Ma Green Fibers Co., Ltd. | The use of aqueous solution of sodium-hydroxide and sulfourea in producing cellulose products in pilot-scale |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4994285A (en) * | 1986-10-22 | 1991-02-19 | Asahi Kasei Kogyo Kabushiki Kaisha | Edible body and process for preparation thereof |
| CN1282773C (zh) * | 2005-05-30 | 2006-11-01 | 武汉大学 | 二步凝固浴法制备再生纤维素纤维的方法 |
| JP4901565B2 (ja) * | 2007-04-18 | 2012-03-21 | 新日本製鐵株式会社 | 酸化物材料中のアルカリ土類金属酸化物含有量の定量方法 |
| CN102432891B (zh) * | 2011-09-15 | 2014-02-12 | 南华大学 | 一种纤维素的溶解方法 |
| CN102875821B (zh) | 2012-10-10 | 2014-05-07 | 湖北天思科技股份有限公司 | 一种溶解纤维素的方法 |
-
1983
- 1983-08-17 JP JP14914983A patent/JPS6042401A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007121609A1 (en) | 2006-04-21 | 2007-11-01 | Jiangsu Long-Ma Green Fibers Co., Ltd. | The use of aqueous solution of sodium-hydroxide and sulfourea in producing cellulose products in pilot-scale |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6042401A (ja) | 1985-03-06 |
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