BE524054A - - Google Patents
Info
- Publication number
- BE524054A BE524054A BE524054DA BE524054A BE 524054 A BE524054 A BE 524054A BE 524054D A BE524054D A BE 524054DA BE 524054 A BE524054 A BE 524054A
- Authority
- BE
- Belgium
- Prior art keywords
- dextran
- hydrolysis
- alcohol
- solution
- molecular weight
- Prior art date
Links
- 229920002307 Dextran Polymers 0.000 claims description 24
- 239000000243 solution Substances 0.000 claims description 22
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 9
- 238000006460 hydrolysis reaction Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 239000007791 liquid phase Substances 0.000 claims description 5
- 238000005119 centrifugation Methods 0.000 claims description 4
- 238000000855 fermentation Methods 0.000 claims description 3
- 230000004151 fermentation Effects 0.000 claims description 3
- 239000010419 fine particle Substances 0.000 claims description 3
- 239000012071 phase Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 235000000346 sugar Nutrition 0.000 claims description 3
- 238000007792 addition Methods 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 239000011780 sodium chloride Substances 0.000 claims description 2
- 150000008163 sugars Chemical class 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- 238000005903 acid hydrolysis reaction Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 150000002500 ions Chemical class 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- 239000000499 gel Substances 0.000 description 11
- 238000000354 decomposition reaction Methods 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 230000003301 hydrolyzing Effects 0.000 description 3
- 230000001264 neutralization Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 229920005654 Sephadex Polymers 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 230000002522 swelling Effects 0.000 description 2
- 102100001249 ALB Human genes 0.000 description 1
- 101710027066 ALB Proteins 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 241000219430 Betula pendula Species 0.000 description 1
- 229940096919 Glycogen Drugs 0.000 description 1
- 229920002527 Glycogen Polymers 0.000 description 1
- BYSGBSNPRWKUQH-UJDJLXLFSA-N Glycogen Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1OC[C@@H]1[C@@H](O[C@@H]2[C@@H]([C@@H](O)[C@H](O)[C@@H](CO)O2)O)[C@H](O)[C@@H](O)[C@@H](O[C@@H]2[C@H](O[C@H](O)[C@H](O)[C@H]2O)CO)O1 BYSGBSNPRWKUQH-UJDJLXLFSA-N 0.000 description 1
- 241000192130 Leuconostoc mesenteroides Species 0.000 description 1
- 229940063680 RAW SUGAR Drugs 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 229940050528 albumin Drugs 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000005591 charge neutralization Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003907 kidney function Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000003058 plasma substitute Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000008234 soft water Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0009—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof
- C08B37/0021—Dextran, i.e. (alpha-1,4)-D-glucan; Derivatives thereof, e.g. Sephadex, i.e. crosslinked dextran
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE524054A true BE524054A (hu) |
Family
ID=158796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE524054D BE524054A (hu) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE524054A (hu) |
-
0
- BE BE524054D patent/BE524054A/fr unknown
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