BE441539A - - Google Patents

Info

Publication number

BE441539A

BE441539A BE441539DA BE441539A BE 441539 A BE441539 A BE 441539A BE 441539D A BE441539D A BE 441539DA BE 441539 A BE441539 A BE 441539A

Authority

BE

Belgium

Prior art keywords

triacetate

zinc chloride

mixture

acetic acid

added

Prior art date

Links

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• JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 18
• QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 15
• ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 claims description 11
• 239000000203 mixture Substances 0.000 claims description 9
• 235000005074 zinc chloride Nutrition 0.000 claims description 9
• 239000011592 zinc chloride Substances 0.000 claims description 9
• 230000000397 acetylating effect Effects 0.000 claims description 6
• 238000000034 method Methods 0.000 claims description 6
• 239000003054 catalyst Substances 0.000 claims description 2
• 238000006243 chemical reaction Methods 0.000 claims description 2
• LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
• QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
• WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 2
• 229920002284 Cellulose triacetate Polymers 0.000 description 2
• 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 compound 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 description 2
• 229920002678 cellulose Polymers 0.000 description 2
• 239000001913 cellulose Substances 0.000 description 2
• 239000002904 solvent Substances 0.000 description 2
• 238000003756 stirring Methods 0.000 description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
• 230000021736 acetylation Effects 0.000 description 1
• 238000006640 acetylation reaction Methods 0.000 description 1
• 229920003086 cellulose ether Polymers 0.000 description 1
• WGLUMOCWFMKWIL-UHFFFAOYSA-N dichloromethane;methanol Chemical compound OC.ClCCl WGLUMOCWFMKWIL-UHFFFAOYSA-N 0.000 description 1
• RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
• 238000006266 etherification reaction Methods 0.000 description 1
• 239000000835 fiber Substances 0.000 description 1
• 239000011810 insulating material Substances 0.000 description 1
• 239000006193 liquid solution Substances 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 239000005336 safety glass Substances 0.000 description 1
• 238000007127 saponification reaction Methods 0.000 description 1
• 238000000926 separation method Methods 0.000 description 1