BE565992A - - Google Patents
Info
- Publication number
- BE565992A BE565992A BE565992DA BE565992A BE 565992 A BE565992 A BE 565992A BE 565992D A BE565992D A BE 565992DA BE 565992 A BE565992 A BE 565992A
- Authority
- BE
- Belgium
- Prior art keywords
- sep
- ethylene oxide
- oxide
- pulp
- propylene oxide
- Prior art date
Links
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 54
- 229920000297 Rayon Polymers 0.000 claims description 49
- 239000004094 surface-active agent Substances 0.000 claims description 49
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 44
- 239000003784 tall oil Substances 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 35
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 23
- 239000002253 acid Substances 0.000 claims description 23
- 239000000047 product Substances 0.000 claims description 23
- 229920001131 Pulp (paper) Polymers 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 19
- 239000011347 resin Substances 0.000 claims description 19
- 229920005989 resin Polymers 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 16
- 150000007513 acids Chemical class 0.000 claims description 15
- 239000007859 condensation product Substances 0.000 claims description 14
- 239000003921 oil Substances 0.000 claims description 13
- 239000007795 chemical reaction product Substances 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 10
- 229920000233 poly(alkylene oxides) Polymers 0.000 claims description 8
- 239000004627 regenerated cellulose Substances 0.000 claims description 7
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000003760 tallow Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 48
- 239000000243 solution Substances 0.000 description 39
- 229920002678 cellulose Polymers 0.000 description 38
- 239000001913 cellulose Substances 0.000 description 38
- 238000002803 maceration Methods 0.000 description 34
- 238000001914 filtration Methods 0.000 description 24
- 230000008569 process Effects 0.000 description 22
- 239000000725 suspension Substances 0.000 description 17
- 235000011121 sodium hydroxide Nutrition 0.000 description 16
- 239000003513 alkali Substances 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000003518 caustics Substances 0.000 description 8
- 239000000706 filtrate Substances 0.000 description 8
- 230000006872 improvement Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 230000032683 aging Effects 0.000 description 6
- 238000003825 pressing Methods 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- 230000029087 digestion Effects 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 229920005610 lignin Polymers 0.000 description 4
- 230000002879 macerating effect Effects 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- -1 1,2-propylene Chemical group 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 239000004753 textile Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000001195 (9Z,12Z,15Z)-octadeca-9,12,15-trienoic acid Substances 0.000 description 2
- 229920000298 Cellophane Polymers 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229920002301 cellulose acetate Polymers 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000004508 fractional distillation Methods 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000021313 oleic acid Nutrition 0.000 description 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid group Chemical group C(CCCCCCC\C=C/CCCCCCCC)(=O)O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N 1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid Chemical compound C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- RVGRUAULSDPKGF-UHFFFAOYSA-N Poloxamer Chemical compound C1CO1.CC1CO1 RVGRUAULSDPKGF-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Inorganic materials O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 1
- 230000009466 transformation Effects 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
- C08B9/00—Cellulose xanthate; Viscose
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)
- Compositions Of Macromolecular Compounds (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE565992A true BE565992A (pm) |
Family
ID=186297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE565992D BE565992A (pm) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE565992A (pm) |
-
0
- BE BE565992D patent/BE565992A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2629108A1 (fr) | Procede de fabrication de papiers ou cartons a partir de fibres recyclees, traitees avec des enzymes | |
| JP7698723B2 (ja) | 高靭性再生セルロース系繊維 | |
| EP0263040B1 (fr) | Procédé de blanchiment de matières lignocellulosiques | |
| CN114808173A (zh) | 一种以酒糟为原料制备绿色再生纤维素纤维的方法 | |
| FR2571738A1 (fr) | Fabrication enzymatique de pate a usage chimique | |
| CH418317A (fr) | Procédé de fabrication de fibres de cellulose partiellement acétylées | |
| FR2678625A1 (fr) | Procede de production d'acetate de cellulose. | |
| BE565992A (pm) | ||
| BE1006059A5 (fr) | Pulpe d'amidon, procede pour sa preparation et son application dans la fabrication de papier et de carton. | |
| RU2828956C1 (ru) | Способ получения волокон из технической конопли | |
| BE567630A (pm) | ||
| JP2020165061A (ja) | 溶解パルプシート | |
| US2931734A (en) | Production of cellulose products | |
| JP2020165060A (ja) | 溶解パルプシート | |
| JP2020165059A (ja) | 溶解パルプシート | |
| FR2730251A1 (fr) | Cellulose microfibrillee et son procede d'obtention a partir de pulpe de betteraves sucrieres | |
| CA2110698A1 (fr) | Procede pour le blanchiment et la delignification de pates a papier chimiques | |
| BE536437A (pm) | ||
| BE492018A (pm) | ||
| WO2025133461A1 (en) | A pulp composition and a method | |
| WO2024184474A1 (fr) | Procédé d'obtention d'au moins deux pulpes cellulosiques présentant des caractéristiques différentes | |
| BE341279A (pm) | ||
| WO2013002742A1 (en) | Method for preparing powdered cellulose | |
| BE442746A (pm) | ||
| WO2012085476A1 (fr) | Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active |