DE2732187C2 - Verformbare Celluloselösungen und Verfahren zu ihrer Herstellung - Google Patents
Verformbare Celluloselösungen und Verfahren zu ihrer HerstellungInfo
- Publication number
- DE2732187C2 DE2732187C2 DE2732187A DE2732187A DE2732187C2 DE 2732187 C2 DE2732187 C2 DE 2732187C2 DE 2732187 A DE2732187 A DE 2732187A DE 2732187 A DE2732187 A DE 2732187A DE 2732187 C2 DE2732187 C2 DE 2732187C2
- Authority
- DE
- Germany
- Prior art keywords
- cellulose
- formaldehyde
- ratio
- solutions
- weight
- 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 title claims description 71
- 239000001913 cellulose Substances 0.000 title claims description 69
- 238000000034 method Methods 0.000 title claims description 11
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 91
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000006116 polymerization reaction Methods 0.000 claims description 16
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 12
- 229920002866 paraformaldehyde Polymers 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 10
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Natural products CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 2
- 235000010980 cellulose Nutrition 0.000 description 58
- 239000002245 particle Substances 0.000 description 11
- 238000003756 stirring Methods 0.000 description 11
- 239000000499 gel Substances 0.000 description 8
- 239000000835 fiber Substances 0.000 description 7
- 229920000297 Rayon Polymers 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229910021653 sulphate ion Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000002655 kraft paper Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- LJCZNYWLQZZIOS-UHFFFAOYSA-N 2,2,2-trichlorethoxycarbonyl chloride Chemical compound ClC(=O)OCC(Cl)(Cl)Cl LJCZNYWLQZZIOS-UHFFFAOYSA-N 0.000 description 1
- SFOKDWPZOYRZFF-UHFFFAOYSA-H 2,3-dihydroxybutanedioate;iron(3+) Chemical class [Fe+3].[Fe+3].[O-]C(=O)C(O)C(O)C([O-])=O.[O-]C(=O)C(O)C(O)C([O-])=O.[O-]C(=O)C(O)C(O)C([O-])=O SFOKDWPZOYRZFF-UHFFFAOYSA-H 0.000 description 1
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000012453 solvate Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 235000010269 sulphur dioxide Nutrition 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B16/00—Regeneration of cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Textile Engineering (AREA)
- Materials Engineering (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Artificial Filaments (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7622032A FR2358432A1 (fr) | 1976-07-16 | 1976-07-16 | Nouveau procede de mise en forme de solutions de cellulose et articles ainsi obtenus |
| FR7622030A FR2358435A1 (fr) | 1976-07-16 | 1976-07-16 | Nouvelles solutions de cellulose conformables et leur procede d'obtention |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2732187A1 DE2732187A1 (de) | 1978-01-19 |
| DE2732187C2 true DE2732187C2 (de) | 1982-10-07 |
Family
ID=26219549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2732187A Expired DE2732187C2 (de) | 1976-07-16 | 1977-07-15 | Verformbare Celluloselösungen und Verfahren zu ihrer Herstellung |
Country Status (16)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2372251A1 (fr) * | 1976-11-26 | 1978-06-23 | Rhone Poulenc Textile | Nouveau procede de filage ou mise en forme de solutions de cellulose et articles ainsi obtenus |
| IT7821922A0 (it) * | 1978-04-03 | 1978-04-03 | Ind Applic Viscosa Snia Viscos | Procedimento per la dissoluzione della cellulosa in solventi organici, soluzioni ottenute con tale procedimento, e procedimento per la rigenerazione della cellulosa dalle dette soluzioni con produzioni di corpi formati. |
| DE19613990A1 (de) | 1996-04-09 | 1997-10-16 | Wolff Walsrode Ag | Thermoplastischer Werkstoff bestehend aus aliphatischen Carbamidsäurederivaten von Polysacchariden und niedermolekularen Harnstoffderivaten sowie ein Verfahren zu dessen Herstellung und Verwendung desselben |
| DE19714059A1 (de) | 1997-04-05 | 1998-10-08 | Wolff Walsrode Ag | Thermoplastischer Werkstoff auf der Basis von Polysacchariden sowie ein Verfahren zu dessen Herstellung und Verwendung desselben |
| RU2184750C2 (ru) * | 2000-06-28 | 2002-07-10 | Санкт-Петербургский государственный университет технологии и дизайна | Способ получения растворов целлюлозы |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3236669A (en) * | 1963-04-19 | 1966-02-22 | Du Pont | Cellulose solutions in dimethyl sulfoxide and nitrogen dioxide |
| US3706526A (en) * | 1971-12-06 | 1972-12-19 | Cotton Inc | Process for treating cellulosic material with formaldehyde and sulfur dioxide |
| US4022631A (en) * | 1975-05-19 | 1977-05-10 | International Telephone And Telegraph Corporation | Process for producing regenerated cellulosic articles |
| US4044090A (en) * | 1975-07-09 | 1977-08-23 | International Telephone And Telegraph Corporation | Process for producing regenerated cellulosic product |
| US4028132A (en) * | 1975-11-25 | 1977-06-07 | International Playtex, Inc. | Cellulose solutions and products prepared therefrom |
-
1977
- 1977-07-13 GB GB29508/77A patent/GB1560773A/en not_active Expired
- 1977-07-14 US US05/815,852 patent/US4129451A/en not_active Expired - Lifetime
- 1977-07-14 BR BR7704611A patent/BR7704611A/pt unknown
- 1977-07-15 NL NL7707937A patent/NL7707937A/xx not_active Application Discontinuation
- 1977-07-15 CA CA282,860A patent/CA1096106A/fr not_active Expired
- 1977-07-15 SE SE7708257A patent/SE421802B/xx not_active IP Right Cessation
- 1977-07-15 DE DE2732187A patent/DE2732187C2/de not_active Expired
- 1977-07-15 FI FI772207A patent/FI64616C/fi not_active IP Right Cessation
- 1977-07-15 NO NO772533A patent/NO147884C/no unknown
- 1977-07-15 CH CH881677A patent/CH624153A5/fr not_active IP Right Cessation
- 1977-07-15 MX MX169867A patent/MX146676A/es unknown
- 1977-07-15 SU SU772502700A patent/SU735174A3/ru active
- 1977-07-15 PT PT66814A patent/PT66814B/pt unknown
- 1977-07-15 JP JP8431877A patent/JPS5328724A/ja active Granted
- 1977-07-15 IT IT25795/77A patent/IT1082134B/it active
- 1977-07-18 AT AT518277A patent/AT355183B/de not_active IP Right Cessation
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1560773A (en) | 1980-02-06 |
| MX146676A (es) | 1982-07-27 |
| JPS6135224B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-08-12 |
| FI64616C (fi) | 1983-12-12 |
| SE7708257L (sv) | 1978-01-17 |
| JPS5328724A (en) | 1978-03-17 |
| SE421802B (sv) | 1982-02-01 |
| NL7707937A (nl) | 1978-01-18 |
| US4129451A (en) | 1978-12-12 |
| NO147884C (no) | 1983-06-29 |
| CA1096106A (fr) | 1981-02-24 |
| FI64616B (fi) | 1983-08-31 |
| PT66814A (en) | 1977-08-01 |
| NO147884B (no) | 1983-03-21 |
| DE2732187A1 (de) | 1978-01-19 |
| NO772533L (no) | 1978-01-17 |
| AT355183B (de) | 1980-02-25 |
| PT66814B (en) | 1978-12-21 |
| BR7704611A (pt) | 1978-06-06 |
| FI772207A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-01-17 |
| CH624153A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-07-15 |
| IT1082134B (it) | 1985-05-21 |
| ATA518277A (de) | 1979-07-15 |
| SU735174A3 (ru) | 1980-05-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8339 | Ceased/non-payment of the annual fee |