BE372104A - - Google Patents

Info

Publication number

BE372104A

BE372104A BE372104DA BE372104A BE 372104 A BE372104 A BE 372104A BE 372104D A BE372104D A BE 372104DA BE 372104 A BE372104 A BE 372104A

Authority

BE

Belgium

Prior art keywords

weight

parts

cellulose

sulfurous acid

starch

Prior art date

Links

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• 229920002678 cellulose Polymers 0.000 description 8
• IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
• LSNNMFCWUKXFEE-UHFFFAOYSA-M bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 7
• 239000001913 cellulose Substances 0.000 description 7
• 239000000047 product Substances 0.000 description 7
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
• WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 6
• CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
• 229920002472 Starch Polymers 0.000 description 5
• 235000019698 starch Nutrition 0.000 description 5
• 239000008107 starch Substances 0.000 description 5
• 238000006243 chemical reaction Methods 0.000 description 4
• 150000002148 esters Chemical class 0.000 description 4
• 229910052757 nitrogen Inorganic materials 0.000 description 4
• 229920002301 Cellulose acetate Polymers 0.000 description 3
• 238000006460 hydrolysis reaction Methods 0.000 description 3
• 239000007800 oxidant agent Substances 0.000 description 3
• 230000001590 oxidative Effects 0.000 description 3
• 239000011541 reaction mixture Substances 0.000 description 3
• 230000001131 transforming Effects 0.000 description 3
• QTBSBXVTEAMEQO-UHFFFAOYSA-M acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
• HEDRZPFGACZZDS-UHFFFAOYSA-N chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
• 238000004821 distillation Methods 0.000 description 2
• 239000007788 liquid Substances 0.000 description 2
• 238000004519 manufacturing process Methods 0.000 description 2
• 238000000034 method Methods 0.000 description 2
• 239000002244 precipitate Substances 0.000 description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
• HKQOBOMRSSHSTC-DIBAFDJWSA-N (2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol;[(2R,3R,4S,5R,6S)-4,5,6-triacetyloxy-3-[(2S,3R,4S,5R,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxyoxan-2-yl]methyl acetate;[( Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@@H](O)[C@H](O)[C@H]1O.CC(=O)OC[C@H]1O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](OC(C)=O)[C@@H]1O[C@H]1[C@H](OC(C)=O)[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1.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 HKQOBOMRSSHSTC-DIBAFDJWSA-N 0.000 description 1
• 229920000742 Cotton Polymers 0.000 description 1
• FRYDSOYOHWGSMD-UHFFFAOYSA-N [C].O Chemical class [C].O FRYDSOYOHWGSMD-UHFFFAOYSA-N 0.000 description 1
• 239000002253 acid Substances 0.000 description 1
• 235000014633 carbohydrates Nutrition 0.000 description 1
• 150000001720 carbohydrates Chemical class 0.000 description 1
• 238000005886 esterification reaction Methods 0.000 description 1
• 150000004677 hydrates Chemical class 0.000 description 1
• 239000011261 inert gas Substances 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 229910044991 metal oxide Inorganic materials 0.000 description 1
• 150000004706 metal oxides Chemical class 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 238000006011 modification reaction Methods 0.000 description 1
• 238000002360 preparation method Methods 0.000 description 1
• 230000035484 reaction time Effects 0.000 description 1
• 239000002904 solvent Substances 0.000 description 1
• -1 starch Chemical class 0.000 description 1
• LSNNMFCWUKXFEE-UHFFFAOYSA-N sulfonic acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
• 238000010626 work up procedure Methods 0.000 description 1