BE455729A - - Google Patents

Info

Publication number

BE455729A

BE455729A BE455729DA BE455729A BE 455729 A BE455729 A BE 455729A BE 455729D A BE455729D A BE 455729DA BE 455729 A BE455729 A BE 455729A

Authority

BE

Belgium

Prior art keywords

sep

formaldehyde

bath

swelling

fiber

Prior art date

Links

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• 238000000034 method Methods 0.000 claims description 9
• 239000004744 fabric Substances 0.000 claims description 2
• WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 50
• 239000000835 fiber Substances 0.000 description 28
• 229920001098 polystyrene-block-poly(ethylene/propylene) Polymers 0.000 description 27
• 230000002522 swelling Effects 0.000 description 17
• DVARTQFDIMZBAA-UHFFFAOYSA-O Ammonium nitrate Chemical compound [NH4+].[O-][N+]([O-])=O DVARTQFDIMZBAA-UHFFFAOYSA-O 0.000 description 10
• 229920002678 cellulose Polymers 0.000 description 9
• 239000001913 cellulose Substances 0.000 description 9
• 239000000243 solution Substances 0.000 description 9
• GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 8
• 239000002253 acid Substances 0.000 description 7
• 239000003054 catalyst Substances 0.000 description 7
• WHJKCPTVEYZNOG-UHFFFAOYSA-N 6-(hydroxymethyl)-5-methoxy-2-[4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane-3,4-diol Chemical compound COCC1OC(OC)C(OC)C(OC)C1OC1C(O)C(O)C(OC)C(CO)O1 WHJKCPTVEYZNOG-UHFFFAOYSA-N 0.000 description 5
• 210000002268 Wool Anatomy 0.000 description 4
• 238000001035 drying Methods 0.000 description 4
• 238000002360 preparation method Methods 0.000 description 4
• 229920000742 Cotton Polymers 0.000 description 3
• 229920000297 Rayon Polymers 0.000 description 3
• 238000005282 brightening Methods 0.000 description 3
• 239000003795 chemical substances by application Substances 0.000 description 3
• 239000003599 detergent Substances 0.000 description 3
• 235000011121 sodium hydroxide Nutrition 0.000 description 3
• HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• UIIMBOGNXHQVGW-UHFFFAOYSA-M NaHCO3 Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
• 150000007513 acids Chemical class 0.000 description 2
• 239000003513 alkali Substances 0.000 description 2
• 239000007864 aqueous solution Substances 0.000 description 2
• 238000009960 carding Methods 0.000 description 2
• 229910052500 inorganic mineral Inorganic materials 0.000 description 2
• 238000004519 manufacturing process Methods 0.000 description 2
• 239000000463 material Substances 0.000 description 2
• 235000010755 mineral Nutrition 0.000 description 2
• 239000011707 mineral Substances 0.000 description 2
• 230000005404 monopole Effects 0.000 description 2
• 150000007524 organic acids Chemical class 0.000 description 2
• 235000005985 organic acids Nutrition 0.000 description 2
• 239000000126 substance Substances 0.000 description 2
• 239000004753 textile 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
• 229920002955 Art silk Polymers 0.000 description 1
• 238000010306 acid treatment Methods 0.000 description 1
• 230000002378 acidificating Effects 0.000 description 1
• QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
• 239000002585 base Substances 0.000 description 1
• 229920003086 cellulose ether Polymers 0.000 description 1
• 230000001809 detectable Effects 0.000 description 1
• 239000000975 dye Substances 0.000 description 1
• 238000005188 flotation Methods 0.000 description 1
• 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 230000001788 irregular Effects 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 229910052751 metal Inorganic materials 0.000 description 1
• 150000002739 metals Chemical class 0.000 description 1
• 229920000609 methyl cellulose Polymers 0.000 description 1
• 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
• 239000001923 methylcellulose Substances 0.000 description 1
• 238000011017 operating method Methods 0.000 description 1
• 239000012466 permeate Substances 0.000 description 1
• 229920000915 polyvinyl chloride Polymers 0.000 description 1
• 239000004800 polyvinyl chloride Substances 0.000 description 1
• 239000000843 powder Substances 0.000 description 1
• 239000000047 product Substances 0.000 description 1
• 235000017557 sodium bicarbonate Nutrition 0.000 description 1
• 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
• 238000009987 spinning Methods 0.000 description 1
• 238000003892 spreading 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
• 229920002994 synthetic fiber Polymers 0.000 description 1
• 238000005406 washing Methods 0.000 description 1