DE937970C - Verfahren zur Herstellung von Faeden oder Stapelfasern aus sekundaerem Celluloseacetat - Google Patents
Verfahren zur Herstellung von Faeden oder Stapelfasern aus sekundaerem CelluloseacetatInfo
- Publication number
- DE937970C DE937970C DEC186A DEC0000186A DE937970C DE 937970 C DE937970 C DE 937970C DE C186 A DEC186 A DE C186A DE C0000186 A DEC0000186 A DE C0000186A DE 937970 C DE937970 C DE 937970C
- Authority
- DE
- Germany
- Prior art keywords
- cellulose acetate
- acetic acid
- threads
- solution
- aqueous
- 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
- 229920002301 cellulose acetate Polymers 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 239000000835 fiber Substances 0.000 title description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 71
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims description 22
- 235000011056 potassium acetate Nutrition 0.000 claims description 11
- 238000001556 precipitation Methods 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 9
- 238000009987 spinning Methods 0.000 claims description 8
- 229920002678 cellulose Polymers 0.000 claims description 7
- 239000001913 cellulose Substances 0.000 claims description 6
- 229910052751 metal Chemical class 0.000 claims description 4
- 239000002184 metal Chemical class 0.000 claims description 4
- 230000021736 acetylation Effects 0.000 claims description 3
- 238000006640 acetylation reaction Methods 0.000 claims description 3
- 230000007062 hydrolysis Effects 0.000 claims description 2
- 238000006460 hydrolysis reaction Methods 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 description 32
- 229960000583 acetic acid Drugs 0.000 description 21
- 235000002639 sodium chloride Nutrition 0.000 description 9
- 238000002166 wet spinning Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000002253 acid Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 238000011835 investigation Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 3
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000000975 dye Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000001632 sodium acetate Substances 0.000 description 3
- 235000017281 sodium acetate Nutrition 0.000 description 3
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 description 2
- 239000005695 Ammonium acetate Substances 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 229940043376 ammonium acetate Drugs 0.000 description 2
- 235000019257 ammonium acetate Nutrition 0.000 description 2
- SOIFLUNRINLCBN-UHFFFAOYSA-N ammonium thiocyanate Chemical compound [NH4+].[S-]C#N SOIFLUNRINLCBN-UHFFFAOYSA-N 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000011592 zinc chloride Substances 0.000 description 2
- 235000005074 zinc chloride Nutrition 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- PQLVXDKIJBQVDF-UHFFFAOYSA-N acetic acid;hydrate Chemical compound O.CC(O)=O PQLVXDKIJBQVDF-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 235000011148 calcium chloride Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000578 dry spinning Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 150000003567 thiocyanates Chemical class 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- 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
- D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
- D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Artificial Filaments (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB279590X | 1948-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE937970C true DE937970C (de) | 1956-01-19 |
Family
ID=10268015
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEC186A Expired DE937970C (de) | 1948-11-24 | 1949-11-22 | Verfahren zur Herstellung von Faeden oder Stapelfasern aus sekundaerem Celluloseacetat |
| DEC3317A Expired DE939107C (de) | 1948-11-24 | 1950-10-25 | Verfahren zur Chemikalienrueckgewinnung aus waessrigen, Kaliumacetat und Essigsaeure enthaltenden, verbrauchten Spinnbaedern, wie sie bei der Kunstseidenherstellung nach dem Nassspinnverfahren von Celluloseacetat anfallen |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEC3317A Expired DE939107C (de) | 1948-11-24 | 1950-10-25 | Verfahren zur Chemikalienrueckgewinnung aus waessrigen, Kaliumacetat und Essigsaeure enthaltenden, verbrauchten Spinnbaedern, wie sie bei der Kunstseidenherstellung nach dem Nassspinnverfahren von Celluloseacetat anfallen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2632686A (hr) |
| BE (2) | BE492232A (hr) |
| CH (2) | CH279590A (hr) |
| DE (2) | DE937970C (hr) |
| FR (2) | FR1000334A (hr) |
| GB (2) | GB652844A (hr) |
| NL (2) | NL70801C (hr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1008824B (de) * | 1953-05-13 | 1957-05-23 | Max Braun Fa | Zuendvorrichtung fuer elektrisches Blitzlichtgeraet mit Gasentladungsroehre |
| US3342921A (en) * | 1966-03-16 | 1967-09-19 | West Virginia Pulp & Paper Co | Process for producing fibrous filler having high wet end retention |
| DE4302055C1 (de) * | 1993-01-26 | 1994-03-24 | Rhodia Ag Rhone Poulenc | Celluloseacetat-Filamente sowie ein Verfahren zu deren Herstellung |
| US5662773A (en) * | 1995-01-19 | 1997-09-02 | Eastman Chemical Company | Process for preparation of cellulose acetate filters for use in paper making |
| US5705631A (en) * | 1995-12-15 | 1998-01-06 | Eastman Chemical Company | Laminar flow process of preparing cellulose diacetate fibers |
| US6184373B1 (en) | 1999-09-03 | 2001-02-06 | Eastman Chemical Company | Method for preparing cellulose acetate fibers |
| US20040214702A1 (en) * | 2003-04-25 | 2004-10-28 | Stroud Herbert D. | Process for the conversion of cellulose acetate waste fibers into a suitable form for paper production and the resultant paper products |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB509702A (en) * | 1937-01-19 | 1939-07-19 | Ig Farbenindustrie Ag | Improvements in or relating to the production of shaped articles from cellulose acetate |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2147641A (en) * | 1928-11-05 | 1939-02-21 | Celanese Corp | Production of artificial filaments, films, and like materials |
| US2341586A (en) * | 1941-08-07 | 1944-02-15 | Du Pont | Wet spinning of cellulose acetate |
-
1948
- 1948-11-24 GB GB30524/48A patent/GB652844A/en not_active Expired
-
1949
- 1949-10-24 NL NL140499A patent/NL70801C/xx active
- 1949-11-03 GB GB28163/49A patent/GB679203A/en not_active Expired
- 1949-11-17 BE BE492232D patent/BE492232A/xx unknown
- 1949-11-22 DE DEC186A patent/DE937970C/de not_active Expired
- 1949-11-23 CH CH279590D patent/CH279590A/de unknown
- 1949-11-24 FR FR1000334D patent/FR1000334A/fr not_active Expired
-
1950
- 1950-10-25 DE DEC3317A patent/DE939107C/de not_active Expired
- 1950-10-27 NL NL156883A patent/NL72012C/xx active
- 1950-10-31 CH CH290225D patent/CH290225A/de unknown
- 1950-11-02 BE BE499117D patent/BE499117A/xx unknown
- 1950-11-03 FR FR1028931D patent/FR1028931A/fr not_active Expired
-
1951
- 1951-05-11 US US225915A patent/US2632686A/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB509702A (en) * | 1937-01-19 | 1939-07-19 | Ig Farbenindustrie Ag | Improvements in or relating to the production of shaped articles from cellulose acetate |
Also Published As
| Publication number | Publication date |
|---|---|
| GB652844A (en) | 1951-05-02 |
| US2632686A (en) | 1953-03-24 |
| NL70801C (hr) | 1952-09-15 |
| DE939107C (de) | 1956-02-16 |
| BE499117A (hr) | 1951-03-01 |
| NL72012C (hr) | 1953-03-16 |
| BE492232A (hr) | 1949-12-15 |
| FR1000334A (fr) | 1952-02-11 |
| GB679203A (en) | 1952-09-17 |
| FR1028931A (fr) | 1953-05-28 |
| CH290225A (de) | 1953-04-30 |
| CH279590A (de) | 1951-12-15 |
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