US2232326A - Process of and apparatus for the production of viscose solutions - Google Patents
Process of and apparatus for the production of viscose solutions Download PDFInfo
- Publication number
- US2232326A US2232326A US234668A US23466838A US2232326A US 2232326 A US2232326 A US 2232326A US 234668 A US234668 A US 234668A US 23466838 A US23466838 A US 23466838A US 2232326 A US2232326 A US 2232326A
- Authority
- US
- United States
- Prior art keywords
- viscose
- tank
- spinning
- solution
- tanks
- 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 - Lifetime
Links
- 229920000297 Rayon Polymers 0.000 title description 80
- 238000004519 manufacturing process Methods 0.000 title description 14
- 238000000034 method Methods 0.000 title description 12
- 238000009987 spinning Methods 0.000 description 76
- 239000000243 solution Substances 0.000 description 68
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 8
- 230000032683 aging Effects 0.000 description 7
- 229920002678 cellulose Polymers 0.000 description 7
- 239000001913 cellulose Substances 0.000 description 7
- 230000003247 decreasing effect Effects 0.000 description 7
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 6
- 239000002964 rayon Substances 0.000 description 6
- 239000003513 alkali Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000002028 premature Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 230000003467 diminishing effect Effects 0.000 description 2
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000005070 ripening Effects 0.000 description 2
- 239000012991 xanthate Substances 0.000 description 2
- 241000131390 Glis Species 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 244000221110 common millet Species 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000010036 direct spinning Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
Images
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
- D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
-
- 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
- D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
- D01F2/08—Composition of the spinning solution or the bath
Definitions
- An apparatus for continuously effecting the formation of a spinning solution of predetermined maturity for use in a prolonged spinning operation in the manufacture of artificial products comprising a plurality of supply tanks, means for withdrawing from one of said tanks a decreasing quantity of spinning solution and for withdrawing from another of said tanks a correspondingly increasing quantity of spinning solution, said means including a changeable speed power driven pump, and a homogenizer for mixing the spinning solution so withdrawn.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2232326X | 1937-10-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
US2232326A true US2232326A (en) | 1941-02-18 |
Family
ID=7991467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US234668A Expired - Lifetime US2232326A (en) | 1937-10-30 | 1938-10-12 | Process of and apparatus for the production of viscose solutions |
Country Status (2)
Country | Link |
---|---|
US (1) | US2232326A (en)van) |
NL (1) | NL50182C (en)van) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2439619A (en) * | 1944-03-01 | 1948-04-13 | American Viscose Corp | Apparatus for handling viscose solutions |
US2548003A (en) * | 1945-03-01 | 1951-04-10 | American Viscose Corp | Method and apparatus for handling unstable chemical dispersions |
US4289875A (en) * | 1979-10-29 | 1981-09-15 | Fiber Associates, Incorporated | Process for continuous filtration and aging of xanthated alkali cellulose |
-
0
- NL NL50182D patent/NL50182C/xx active
-
1938
- 1938-10-12 US US234668A patent/US2232326A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2439619A (en) * | 1944-03-01 | 1948-04-13 | American Viscose Corp | Apparatus for handling viscose solutions |
US2548003A (en) * | 1945-03-01 | 1951-04-10 | American Viscose Corp | Method and apparatus for handling unstable chemical dispersions |
US4289875A (en) * | 1979-10-29 | 1981-09-15 | Fiber Associates, Incorporated | Process for continuous filtration and aging of xanthated alkali cellulose |
Also Published As
Publication number | Publication date |
---|---|
NL50182C (en)van) |
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