BE634620A - - Google Patents

Info

Publication number

BE634620A

BE634620A BE634620DA BE634620A BE 634620 A BE634620 A BE 634620A BE 634620D A BE634620D A BE 634620DA BE 634620 A BE634620 A BE 634620A

Authority

BE

Belgium

Prior art keywords

solution

cellulose

weight

solvent mixture

methylene chloride

Prior art date

Links

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• YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 33
• 229920002678 cellulose Polymers 0.000 claims description 19
• OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
• 239000001913 cellulose Substances 0.000 claims description 13
• 239000011877 solvent mixture Substances 0.000 claims description 12
• 229920002284 Cellulose triacetate Polymers 0.000 claims description 8
• NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical group O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 claims description 7
• 150000001733 carboxylic acid esters Chemical class 0.000 claims description 5
• 239000000463 material Substances 0.000 claims description 5
• DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 claims description 4
• 238000009987 spinning Methods 0.000 claims description 4
• 125000004432 carbon atom Chemical group C* 0.000 claims description 3
• 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
• TWNIBLMWSKIRAT-VFUOTHLCSA-N levoglucosan Chemical group O[C@@H]1[C@@H](O)[C@H](O)[C@H]2CO[C@@H]1O2 TWNIBLMWSKIRAT-VFUOTHLCSA-N 0.000 claims description 3
• 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 claims description 2
• 238000000034 method Methods 0.000 claims 2
• NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 claims 1
• 230000007797 corrosion Effects 0.000 description 6
• 238000005260 corrosion Methods 0.000 description 6
• LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
• 239000000203 mixture Substances 0.000 description 4
• 238000001914 filtration Methods 0.000 description 3
• KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
• 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
• 229920001727 cellulose butyrate Polymers 0.000 description 2
• 150000002148 esters Chemical class 0.000 description 2
• BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
• 239000002904 solvent Substances 0.000 description 2
• 238000006467 substitution reaction Methods 0.000 description 2
• DQEFEBPAPFSJLV-UHFFFAOYSA-N Cellulose propionate Chemical compound CCC(=O)OCC1OC(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C1OC1C(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C(COC(=O)CC)O1 DQEFEBPAPFSJLV-UHFFFAOYSA-N 0.000 description 1
• CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
• 241000209140 Triticum Species 0.000 description 1
• 235000021307 Triticum Nutrition 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
• 150000001735 carboxylic acids Chemical class 0.000 description 1
• 229920002301 cellulose acetate Polymers 0.000 description 1
• 229920006217 cellulose acetate butyrate Polymers 0.000 description 1
• 229920006218 cellulose propionate Polymers 0.000 description 1
• 238000007598 dipping method Methods 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 239000010438 granite Substances 0.000 description 1
• 239000007791 liquid phase Substances 0.000 description 1
• 239000012046 mixed solvent Substances 0.000 description 1
• 238000002360 preparation method Methods 0.000 description 1
• 238000010008 shearing Methods 0.000 description 1
• 238000005303 weighing Methods 0.000 description 1