BE634812A - - Google Patents

Info

Publication number

BE634812A

BE634812A BE634812DA BE634812A BE 634812 A BE634812 A BE 634812A BE 634812D A BE634812D A BE 634812DA BE 634812 A BE634812 A BE 634812A

Authority

BE

Belgium

Prior art keywords

solution

zone

drying zone

cell

evaporation

Prior art date

Links

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• 238000009987 spinning Methods 0.000 claims description 30
• 239000000463 material Substances 0.000 claims description 25
• 238000001035 drying Methods 0.000 claims description 22
• CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 18
• 230000015271 coagulation Effects 0.000 claims description 16
• 238000005345 coagulation Methods 0.000 claims description 16
• 238000001704 evaporation Methods 0.000 claims description 16
• 239000002904 solvent Substances 0.000 claims description 14
• 238000000034 method Methods 0.000 claims description 7
• 229920002301 Cellulose acetate Polymers 0.000 claims description 5
• 239000000126 substance Substances 0.000 claims description 5
• 238000001125 extrusion Methods 0.000 claims description 4
• 238000004519 manufacturing process Methods 0.000 claims description 4
• 210000000709 Aorta Anatomy 0.000 claims 1
• 230000001112 coagulant Effects 0.000 claims 1
• 230000035617 depilation Effects 0.000 claims 1
• 238000010438 heat treatment Methods 0.000 description 5
• IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
• 238000006073 displacement reaction Methods 0.000 description 3
• 239000012530 fluid Substances 0.000 description 3
• WYTGDNHDOZPMIW-UHOFOFEASA-O Serpentine Natural products O=C(OC)C=1[C@@H]2[C@@H]([C@@H](C)OC=1)C[n+]1c(c3[nH]c4c(c3cc1)cccc4)C2 WYTGDNHDOZPMIW-UHOFOFEASA-O 0.000 description 2
• 229920002678 cellulose Polymers 0.000 description 2
• 239000001913 cellulose Substances 0.000 description 2
• HEDRZPFGACZZDS-UHFFFAOYSA-N chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
• 238000000578 dry spinning Methods 0.000 description 2
• LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
• 235000019441 ethanol Nutrition 0.000 description 2
• YMWUJEATGCHHMB-UHFFFAOYSA-N methylene dichloride Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 2
• 229910052757 nitrogen Inorganic materials 0.000 description 2
• 238000011084 recovery Methods 0.000 description 2
• WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
• 241001438449 Silo Species 0.000 description 1
• DQEFEBPAPFSJLV-WLTGXWPBSA-N [(2R,3R,4S,5R,6S)-4,5,6-tri(propanoyloxy)-3-[(2S,3R,4S,5R,6R)-3,4,5-tri(propanoyloxy)-6-(propanoyloxymethyl)oxan-2-yl]oxyoxan-2-yl]methyl propanoate Chemical compound CCC(=O)OC[C@H]1O[C@@H](OC(=O)CC)[C@H](OC(=O)CC)[C@@H](OC(=O)CC)[C@@H]1O[C@H]1[C@H](OC(=O)CC)[C@@H](OC(=O)CC)[C@H](OC(=O)CC)[C@@H](COC(=O)CC)O1 DQEFEBPAPFSJLV-WLTGXWPBSA-N 0.000 description 1
• QTBSBXVTEAMEQO-UHFFFAOYSA-M acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
• UGZICOVULPINFH-UHFFFAOYSA-N acetic acid;butanoic acid Chemical compound CC(O)=O.CCCC(O)=O UGZICOVULPINFH-UHFFFAOYSA-N 0.000 description 1
• CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
• 229910002092 carbon dioxide Inorganic materials 0.000 description 1
• 239000001569 carbon dioxide Substances 0.000 description 1
• 229920001727 cellulose butyrate Polymers 0.000 description 1
• 230000001143 conditioned Effects 0.000 description 1
• 229920001577 copolymer Polymers 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 239000007789 gas Substances 0.000 description 1
• OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 1
• 229920003023 plastic Polymers 0.000 description 1
• 239000004033 plastic Substances 0.000 description 1
• 229920002689 polyvinyl acetate Polymers 0.000 description 1
• 239000011118 polyvinyl acetate Substances 0.000 description 1
• 229920000915 polyvinyl chloride Polymers 0.000 description 1
• 239000004800 polyvinyl chloride Substances 0.000 description 1
• 230000000284 resting Effects 0.000 description 1
• 239000011877 solvent mixture Substances 0.000 description 1
• XTXRWKRVRITETP-UHFFFAOYSA-N vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
• BZHJMEDXRYGGRV-UHFFFAOYSA-N vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1