BE406905A

BE406905A -

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Publication number: BE406905A
Authority: BE; Belgium
Prior art keywords: cellulose; solution; agents; received; water
Prior art date

Application number

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English (en)

French (fr)

Publication of BE406905A publication Critical patent/BE406905A/fr

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229920002678 cellulose Polymers 0.000 claims description 45
239000001913 cellulose Substances 0.000 claims description 45
238000000034 method Methods 0.000 claims description 32
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 20
125000000217 alkyl group Chemical group 0.000 claims description 15
239000003513 alkali Substances 0.000 claims description 12
238000004519 manufacturing process Methods 0.000 claims description 10
239000000463 material Substances 0.000 claims description 9
238000001556 precipitation Methods 0.000 claims description 9
239000003795 chemical substances by application Substances 0.000 claims description 8
230000001112 coagulant Effects 0.000 claims description 7
229910052500 inorganic mineral Inorganic materials 0.000 claims description 7
239000011707 mineral Substances 0.000 claims description 7
239000002168 alkylating agent Substances 0.000 claims description 6
229940100198 ALKYLATING AGENTS Drugs 0.000 claims description 4
FWFGVMYFCODZRD-UHFFFAOYSA-N oxidanium;hydrogen sulfate Chemical compound O.OS(O)(=O)=O FWFGVMYFCODZRD-UHFFFAOYSA-N 0.000 claims description 4
239000000701 coagulant Substances 0.000 claims description 3
238000005804 alkylation reaction Methods 0.000 claims 1
238000001816 cooling Methods 0.000 claims 1
239000010807 litter Substances 0.000 claims 1
150000003467 sulfuric acid derivatives Chemical class 0.000 claims 1
HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 73
239000000243 solution Substances 0.000 description 40
235000011121 sodium hydroxide Nutrition 0.000 description 28
239000000047 product Substances 0.000 description 20
238000006243 chemical reaction Methods 0.000 description 14
239000002253 acid Substances 0.000 description 13
DENRZWYUOJLTMF-UHFFFAOYSA-N Diethyl sulfate Chemical compound CCOS(=O)(=O)OCC DENRZWYUOJLTMF-UHFFFAOYSA-N 0.000 description 8
VAYGXNSJCAHWJZ-UHFFFAOYSA-N Dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 8
238000002156 mixing Methods 0.000 description 8
238000005406 washing Methods 0.000 description 8
238000007792 addition Methods 0.000 description 7
RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 7
238000001035 drying Methods 0.000 description 6
238000002955 isolation Methods 0.000 description 6
235000010755 mineral Nutrition 0.000 description 6
239000011541 reaction mixture Substances 0.000 description 6
229920000297 Rayon Polymers 0.000 description 5
239000007795 chemical reaction product Substances 0.000 description 5
239000004744 fabric Substances 0.000 description 5
239000000203 mixture Substances 0.000 description 5
230000001131 transforming Effects 0.000 description 5
229940008406 diethyl sulfate Drugs 0.000 description 4
LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
238000001914 filtration Methods 0.000 description 4
229920000742 Cotton Polymers 0.000 description 3
239000011230 binding agent Substances 0.000 description 3
239000012467 final product Substances 0.000 description 3
238000004898 kneading Methods 0.000 description 3
230000020477 pH reduction Effects 0.000 description 3
239000002244 precipitate Substances 0.000 description 3
238000003825 pressing Methods 0.000 description 3
150000003839 salts Chemical class 0.000 description 3
239000011780 sodium chloride Substances 0.000 description 3
239000000126 substance Substances 0.000 description 3
235000011149 sulphuric acid Nutrition 0.000 description 3
239000004753 textile Substances 0.000 description 3
229920002955 Art silk Polymers 0.000 description 2
GZUXJHMPEANEGY-UHFFFAOYSA-N Bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical class N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
238000005266 casting Methods 0.000 description 2
229920003086 cellulose ether Polymers 0.000 description 2
230000005591 charge neutralization Effects 0.000 description 2
238000010790 dilution Methods 0.000 description 2
LCGLNKUTAGEVQW-UHFFFAOYSA-N dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000003974 emollient agent Substances 0.000 description 2
WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 2
PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
235000011187 glycerol Nutrition 0.000 description 2
238000000227 grinding Methods 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
230000001264 neutralization Effects 0.000 description 2
238000006386 neutralization reaction Methods 0.000 description 2
PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
239000004033 plastic Substances 0.000 description 2
229920003023 plastic Polymers 0.000 description 2
239000000843 powder Substances 0.000 description 2
230000001376 precipitating Effects 0.000 description 2
239000007787 solid Substances 0.000 description 2
239000002904 solvent Substances 0.000 description 2
VUKAUDKDFVSVFT-UHFFFAOYSA-N 2-[6-[4,5-bis(2-hydroxypropoxy)-2-(2-hydroxypropoxymethyl)-6-methoxyoxan-3-yl]oxy-4,5-dimethoxy-2-(methoxymethyl)oxan-3-yl]oxy-6-(hydroxymethyl)-5-methoxyoxane-3,4-diol Chemical compound COC1C(OC)C(OC2C(C(O)C(OC)C(CO)O2)O)C(COC)OC1OC1C(COCC(C)O)OC(OC)C(OCC(C)O)C1OCC(C)O VUKAUDKDFVSVFT-UHFFFAOYSA-N 0.000 description 1
241000024192 Aloa Species 0.000 description 1
239000005751 Copper oxide Substances 0.000 description 1
239000001856 Ethyl cellulose Substances 0.000 description 1
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 description 1
HVTICUPFWKNHNG-UHFFFAOYSA-N Ethyl iodide Chemical compound CCI HVTICUPFWKNHNG-UHFFFAOYSA-N 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
241000272534 Struthio camelus Species 0.000 description 1
210000002268 Wool Anatomy 0.000 description 1
QTBSBXVTEAMEQO-UHFFFAOYSA-M acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
150000001298 alcohols Chemical class 0.000 description 1
150000001350 alkyl halides Chemical class 0.000 description 1
150000008051 alkyl sulfates Chemical class 0.000 description 1
UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
238000005119 centrifugation Methods 0.000 description 1
239000004927 clay Substances 0.000 description 1
229910052570 clay Inorganic materials 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
150000001879 copper Chemical class 0.000 description 1
QPLDLSVMHZLSFG-UHFFFAOYSA-N copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
229910000431 copper oxide Inorganic materials 0.000 description 1
230000000875 corresponding Effects 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
150000008050 dialkyl sulfates Chemical class 0.000 description 1
GNJKIBANZXANBY-UHFFFAOYSA-N dimethyl sulfate;sulfuric acid Chemical compound OS(O)(=O)=O.COS(=O)(=O)OC GNJKIBANZXANBY-UHFFFAOYSA-N 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
150000002170 ethers Chemical class 0.000 description 1
229920001249 ethyl cellulose Polymers 0.000 description 1
235000019325 ethyl cellulose Nutrition 0.000 description 1
KIWBPDUYBMNFTB-UHFFFAOYSA-M ethyl sulfate Chemical compound CCOS([O-])(=O)=O KIWBPDUYBMNFTB-UHFFFAOYSA-M 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000000835 fiber Substances 0.000 description 1
238000011049 filling Methods 0.000 description 1
239000000834 fixative Substances 0.000 description 1
239000011521 glass Substances 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
238000010348 incorporation Methods 0.000 description 1
150000002505 iron Chemical class 0.000 description 1
239000010985 leather Substances 0.000 description 1
239000002649 leather substitute Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
230000035800 maturation Effects 0.000 description 1
238000005517 mercerization Methods 0.000 description 1
XOBKSJJDNFUZPF-UHFFFAOYSA-N methoxyethyl Chemical compound CCOC XOBKSJJDNFUZPF-UHFFFAOYSA-N 0.000 description 1
229940102396 methyl bromide Drugs 0.000 description 1
JZMJDSHXVKJFKW-UHFFFAOYSA-M methyl sulfate(1-) Chemical compound COS([O-])(=O)=O JZMJDSHXVKJFKW-UHFFFAOYSA-M 0.000 description 1
239000012452 mother liquor Substances 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
239000000123 paper Substances 0.000 description 1
239000000049 pigment Substances 0.000 description 1
239000004014 plasticizer Substances 0.000 description 1
230000002035 prolonged Effects 0.000 description 1
239000002965 rope Substances 0.000 description 1
238000004513 sizing Methods 0.000 description 1
239000000344 soap Substances 0.000 description 1
239000008149 soap solution Substances 0.000 description 1
238000009987 spinning Methods 0.000 description 1
230000002269 spontaneous Effects 0.000 description 1
238000003892 spreading Methods 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
239000008107 starch Substances 0.000 description 1
239000007858 starting material Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000010902 straw Substances 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
239000000454 talc Substances 0.000 description 1
229910052623 talc Inorganic materials 0.000 description 1
230000029305 taxis Effects 0.000 description 1
239000002562 thickening agent Substances 0.000 description 1
239000002023 wood Substances 0.000 description 1
238000010626 work up procedure Methods 0.000 description 1
XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
239000011787 zinc oxide Substances 0.000 description 1
235000014692 zinc oxide Nutrition 0.000 description 1