BE535665A - - Google Patents
Info
- Publication number
- BE535665A BE535665A BE535665DA BE535665A BE 535665 A BE535665 A BE 535665A BE 535665D A BE535665D A BE 535665DA BE 535665 A BE535665 A BE 535665A
- Authority
- BE
- Belgium
- Prior art keywords
- cellulose
- substance
- aldehyde
- water
- glyoxal
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 96
- 239000000126 substance Substances 0.000 claims description 55
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N Glyoxal Chemical group O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 claims description 46
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 35
- 229940015043 Glyoxal Drugs 0.000 claims description 33
- 150000001299 aldehydes Chemical class 0.000 claims description 33
- 229920000896 Ethulose Polymers 0.000 claims description 25
- 239000001859 Ethyl hydroxyethyl cellulose Substances 0.000 claims description 25
- 235000019326 ethyl hydroxyethyl cellulose Nutrition 0.000 claims description 25
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 24
- 239000002904 solvent Substances 0.000 claims description 20
- -1 sulfoethyl cellulose Polymers 0.000 claims description 20
- 229920002678 cellulose Polymers 0.000 claims description 19
- 239000001913 cellulose Substances 0.000 claims description 19
- 229920003086 cellulose ether Polymers 0.000 claims description 17
- 238000004090 dissolution Methods 0.000 claims description 15
- 238000005054 agglomeration Methods 0.000 claims description 12
- 230000002776 aggregation Effects 0.000 claims description 12
- 229920002472 Starch Polymers 0.000 claims description 11
- 235000019698 starch Nutrition 0.000 claims description 11
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 9
- 229920000609 methyl cellulose Polymers 0.000 claims description 9
- 239000001923 methylcellulose Substances 0.000 claims description 9
- 235000010981 methylcellulose Nutrition 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 229920000881 Modified starch Polymers 0.000 claims description 5
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 5
- 235000019426 modified starch Nutrition 0.000 claims description 5
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 4
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 4
- 229920001479 Hydroxyethyl methyl cellulose Polymers 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 4
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 4
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 239000001856 Ethyl cellulose Substances 0.000 claims description 3
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 3
- 229920001249 ethyl cellulose Polymers 0.000 claims description 3
- 229920001938 Vegetable gum Polymers 0.000 claims description 2
- 239000000443 aerosol Substances 0.000 claims description 2
- CWSZBVAUYPTXTG-UHFFFAOYSA-N 5-[6-[[3,4-dihydroxy-6-(hydroxymethyl)-5-methoxyoxan-2-yl]oxymethyl]-3,4-dihydroxy-5-[4-hydroxy-3-(2-hydroxyethoxy)-6-(hydroxymethyl)-5-methoxyoxan-2-yl]oxyoxan-2-yl]oxy-6-(hydroxymethyl)-2-methyloxane-3,4-diol Chemical compound O1C(CO)C(OC)C(O)C(O)C1OCC1C(OC2C(C(O)C(OC)C(CO)O2)OCCO)C(O)C(O)C(OC2C(OC(C)C(O)C2O)CO)O1 CWSZBVAUYPTXTG-UHFFFAOYSA-N 0.000 claims 1
- WHJKCPTVEYZNOG-UHFFFAOYSA-N 6-(hydroxymethyl)-5-methoxy-2-[4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane-3,4-diol Chemical group COCC1OC(OC)C(OC)C(OC)C1OC1C(O)C(O)C(OC)C(CO)O1 WHJKCPTVEYZNOG-UHFFFAOYSA-N 0.000 claims 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims 1
- 238000003672 processing method Methods 0.000 claims 1
- 239000002245 particle Substances 0.000 description 40
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 32
- 239000000843 powder Substances 0.000 description 24
- 230000000694 effects Effects 0.000 description 17
- 239000000047 product Substances 0.000 description 17
- 239000000243 solution Substances 0.000 description 17
- 238000006467 substitution reaction Methods 0.000 description 12
- 239000007864 aqueous solution Substances 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000008187 granular material Substances 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 239000008107 starch Substances 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 230000000875 corresponding Effects 0.000 description 6
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 6
- IAYPIBMASNFSPL-UHFFFAOYSA-N oxane Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 6
- 238000009826 distribution Methods 0.000 description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 5
- 238000007792 addition Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 150000002170 ethers Chemical class 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 230000002349 favourable Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 235000010443 alginic acid Nutrition 0.000 description 3
- 229920000615 alginic acid Polymers 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000002522 swelling Effects 0.000 description 3
- QOWAMIUFBNBINS-UHFFFAOYSA-N 2-[6-[4,5-diethoxy-2-(ethoxymethyl)-6-methoxyoxan-3-yl]oxy-4,5-dimethoxy-2-(methoxymethyl)oxan-3-yl]oxy-6-(hydroxymethyl)-5-methoxyoxane-3,4-diol Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(OC)C(OC)C(OC2C(C(O)C(OC)C(CO)O2)O)C(COC)O1 QOWAMIUFBNBINS-UHFFFAOYSA-N 0.000 description 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229940072056 alginate Drugs 0.000 description 2
- 235000012970 cakes Nutrition 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000003292 diminished Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000006266 etherification reaction Methods 0.000 description 2
- 235000010944 ethyl methyl cellulose Nutrition 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- UMHJEEQLYBKSAN-UHFFFAOYSA-N hexanedial Chemical compound O=CCCCCC=O UMHJEEQLYBKSAN-UHFFFAOYSA-N 0.000 description 2
- WSMYVTOQOOLQHP-UHFFFAOYSA-N malondialdehyde Chemical compound O=CCC=O WSMYVTOQOOLQHP-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 2
- 229920003087 methylethyl cellulose Polymers 0.000 description 2
- GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2R,3R,4S,5R,6S)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2S,3R,4S,5R,6R)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2R,3R,4S,5R,6R)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 description 1
- 125000001731 2-cyanoethyl group Chemical group [H]C([H])(*)C([H])([H])C#N 0.000 description 1
- 244000215068 Acacia senegal Species 0.000 description 1
- 241000416162 Astragalus gummifer Species 0.000 description 1
- 241000219430 Betula pendula Species 0.000 description 1
- 241001310324 Cetraria islandica Species 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N Chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 229920001353 Dextrin Polymers 0.000 description 1
- 239000004375 Dextrin Substances 0.000 description 1
- ZNZYKNKBJPZETN-WELNAUFTSA-N Dialdehyde 11678 Chemical compound N1C2=CC=CC=C2C2=C1[C@H](C[C@H](/C(=C/O)C(=O)OC)[C@@H](C=C)C=O)NCC2 ZNZYKNKBJPZETN-WELNAUFTSA-N 0.000 description 1
- 229960000587 Glutaral Drugs 0.000 description 1
- 229920002907 Guar gum Polymers 0.000 description 1
- 229920000084 Gum arabic Polymers 0.000 description 1
- 229920000569 Gum karaya Polymers 0.000 description 1
- 229920002456 HOTAIR Polymers 0.000 description 1
- 229940031574 HYDROXYMETHYL CELLULOSE Drugs 0.000 description 1
- 229940039371 Karaya Gum Drugs 0.000 description 1
- 229920000161 Locust bean gum Polymers 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- 241001474791 Proboscis Species 0.000 description 1
- 241000934878 Sterculia Species 0.000 description 1
- 229920001615 Tragacanth Polymers 0.000 description 1
- 229940116362 Tragacanth Drugs 0.000 description 1
- 235000010489 acacia gum Nutrition 0.000 description 1
- 239000000205 acacia gum Substances 0.000 description 1
- 230000002378 acidificating Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000000420 anogeissus latifolia wall. gum Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing Effects 0.000 description 1
- 230000002542 deteriorative Effects 0.000 description 1
- 235000019425 dextrin Nutrition 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229960003750 ethyl chloride Drugs 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 235000010417 guar gum Nutrition 0.000 description 1
- 239000000665 guar gum Substances 0.000 description 1
- 229960002154 guar gum Drugs 0.000 description 1
- 235000019314 gum ghatti Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- OOLBRPUFHUSCOS-UHFFFAOYSA-N heptanedial Chemical compound O=CCCCCCC=O OOLBRPUFHUSCOS-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic Effects 0.000 description 1
- 229920003063 hydroxymethyl cellulose Polymers 0.000 description 1
- 235000010494 karaya gum Nutrition 0.000 description 1
- 239000000231 karaya gum Substances 0.000 description 1
- 235000010420 locust bean gum Nutrition 0.000 description 1
- 239000000711 locust bean gum Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- OADYBSJSJUFUBR-UHFFFAOYSA-N octanedial Chemical compound O=CCCCCCCC=O OADYBSJSJUFUBR-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 230000000149 penetrating Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propanol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 239000012264 purified product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 230000000717 retained Effects 0.000 description 1
- 238000005029 sieve analysis Methods 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 235000010487 tragacanth Nutrition 0.000 description 1
- 239000000196 tragacanth Substances 0.000 description 1
- 238000009736 wetting 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
- C08B11/00—Preparation of cellulose ethers
- C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (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 |
|---|---|
| BE535665A true BE535665A (pt) |
Family
ID=166606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE535665D BE535665A (pt) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE535665A (pt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0407838A1 (de) * | 1989-07-13 | 1991-01-16 | Wolff Walsrode Aktiengesellschaft | Verfahren zur Herstellung von Hydrokolloidmischungen mit verbesserter Dispergierbarkeit |
-
0
- BE BE535665D patent/BE535665A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0407838A1 (de) * | 1989-07-13 | 1991-01-16 | Wolff Walsrode Aktiengesellschaft | Verfahren zur Herstellung von Hydrokolloidmischungen mit verbesserter Dispergierbarkeit |
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