BE487161A - - Google Patents

Info

Publication number

BE487161A

BE487161A BE487161DA BE487161A BE 487161 A BE487161 A BE 487161A BE 487161D A BE487161D A BE 487161DA BE 487161 A BE487161 A BE 487161A

Authority

BE

Belgium

Prior art keywords

bath

yarns

viscose

sulfuric acid

spinning

Prior art date

Links

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• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 26
• 229920000297 Rayon Polymers 0.000 claims description 10
• QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 10
• 238000009987 spinning Methods 0.000 claims description 10
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
• 206010042674 Swelling Diseases 0.000 claims description 6
• 238000000034 method Methods 0.000 claims description 6
• 230000008961 swelling Effects 0.000 claims description 6
• 150000003839 salts Chemical class 0.000 claims description 4
• 229910021653 sulphate ion Inorganic materials 0.000 claims description 4
• 239000003513 alkali Substances 0.000 claims description 3
• QAOWNCQODCNURD-UHFFFAOYSA-M bisulphate group Chemical group S([O-])(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 claims description 3
• BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 claims 1
• 229920002678 cellulose Polymers 0.000 description 4
• 239000001913 cellulose Substances 0.000 description 4
• 238000001035 drying Methods 0.000 description 4
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
• 238000005345 coagulation Methods 0.000 description 2
• 230000015271 coagulation Effects 0.000 description 2
• 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
• 238000005406 washing Methods 0.000 description 2
• CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
• PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
• 101150104365 Tomt gene Proteins 0.000 description 1
• 239000002253 acid Substances 0.000 description 1
• 239000007864 aqueous solution Substances 0.000 description 1
• 239000007844 bleaching agent Substances 0.000 description 1
• 230000001112 coagulating effect Effects 0.000 description 1
• 238000000354 decomposition reaction Methods 0.000 description 1
• 238000009792 diffusion process Methods 0.000 description 1
• ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
• 230000001747 exhibiting effect Effects 0.000 description 1
• 239000000835 fiber Substances 0.000 description 1
• 239000007788 liquid Substances 0.000 description 1
• 229910052751 metal Inorganic materials 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 150000002739 metals Chemical class 0.000 description 1
• 230000008929 regeneration Effects 0.000 description 1
• 238000011069 regeneration method Methods 0.000 description 1
• 230000002787 reinforcement Effects 0.000 description 1
• 230000000717 retained effect Effects 0.000 description 1
• 229910052938 sodium sulfate Inorganic materials 0.000 description 1
• 235000011152 sodium sulphate Nutrition 0.000 description 1
• 238000009736 wetting Methods 0.000 description 1
• 239000012991 xanthate Substances 0.000 description 1