BE407706A - - Google Patents
Info
- Publication number
- BE407706A BE407706A BE407706DA BE407706A BE 407706 A BE407706 A BE 407706A BE 407706D A BE407706D A BE 407706DA BE 407706 A BE407706 A BE 407706A
- Authority
- BE
- Belgium
- Prior art keywords
- aloali
- solutions
- alkali
- solution
- cellulose
- Prior art date
Links
- 239000001913 cellulose Substances 0.000 claims description 68
- 229920002678 cellulose Polymers 0.000 claims description 68
- 239000003513 alkali Substances 0.000 claims description 67
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 48
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 46
- 239000000194 fatty acid Substances 0.000 claims description 46
- 150000004665 fatty acids Chemical class 0.000 claims description 46
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 40
- 239000002253 acid Substances 0.000 claims description 34
- 239000000047 product Substances 0.000 claims description 33
- 238000006243 chemical reaction Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 21
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 21
- 230000001264 neutralization Effects 0.000 claims description 20
- BVKZGUZCCUSVTD-UHFFFAOYSA-N Carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 19
- 238000005406 washing Methods 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 238000007792 addition Methods 0.000 claims description 16
- 239000002244 precipitate Substances 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000003518 caustics Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000007795 chemical reaction product Substances 0.000 claims description 4
- FOCAUTSVDIKZOP-UHFFFAOYSA-N Chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 40
- 239000007864 aqueous solution Substances 0.000 claims 28
- 238000000354 decomposition reaction Methods 0.000 claims 2
- 239000012188 paraffin wax Substances 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 description 15
- 150000003839 salts Chemical class 0.000 description 14
- 239000000126 substance Substances 0.000 description 14
- 239000011541 reaction mixture Substances 0.000 description 11
- KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 7
- 229910052708 sodium Inorganic materials 0.000 description 7
- 239000011734 sodium Substances 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- -1 alkali metal salts Chemical class 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000003472 neutralizing Effects 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- UIIMBOGNXHQVGW-UHFFFAOYSA-M NaHCO3 Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 239000012084 conversion product Substances 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001376 precipitating Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- KQNPFQTWMSNSAP-UHFFFAOYSA-N 2-Methylpropanoic acid Natural products CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 description 1
- 241001116389 Aloe Species 0.000 description 1
- 229920002955 Art silk Polymers 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Incidol Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L Sulphite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- NGSRBBCFQLLJQW-UHFFFAOYSA-N [NH4+]=O Chemical compound [NH4+]=O NGSRBBCFQLLJQW-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 235000011399 aloe vera Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- QQWGVQWAEANRTK-UHFFFAOYSA-N bromosuccinic acid Chemical compound OC(=O)CC(Br)C(O)=O QQWGVQWAEANRTK-UHFFFAOYSA-N 0.000 description 1
- 230000005591 charge neutralization Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- YXXQTQYRRHHWFL-UHFFFAOYSA-N diiodophosphanyl(diiodo)phosphane Chemical compound IP(I)P(I)I YXXQTQYRRHHWFL-UHFFFAOYSA-N 0.000 description 1
- JJTUDXZGHPGLLC-UHFFFAOYSA-N dilactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 159000000011 group IA salts Chemical class 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 229940071870 hydroiodic acid Drugs 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 150000002596 lactones Chemical class 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 230000003000 nontoxic Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 230000003381 solubilizing Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000002699 waste material Substances 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
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
- C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
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 |
|---|---|
| BE407706A true BE407706A (US06650917-20031118-M00005.png) |
Family
ID=72429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE407706D BE407706A (US06650917-20031118-M00005.png) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE407706A (US06650917-20031118-M00005.png) |
-
0
- BE BE407706D patent/BE407706A/fr unknown
