SU152930A1 - - Google Patents

Info

Publication number

SU152930A1

SU152930A1 SU757250A SU757250A SU152930A1 SU 152930 A1 SU152930 A1 SU 152930A1 SU 757250 A SU757250 A SU 757250A SU 757250 A SU757250 A SU 757250A SU 152930 A1 SU152930 A1 SU 152930A1

Authority

SU

USSR - Soviet Union

Prior art keywords

degreasing

tanning

skins

bath

treatment

Prior art date

Links

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• 238000000034 method Methods 0.000 description 12
• WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 8
• 238000005238 degreasing Methods 0.000 description 8
• CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
• XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 4
• 239000004202 carbamide Substances 0.000 description 4
• 239000007788 liquid Substances 0.000 description 4
• 239000000843 powder Substances 0.000 description 4
• 235000017550 sodium carbonate Nutrition 0.000 description 3
• 229910000029 sodium carbonate Inorganic materials 0.000 description 3
• 235000002639 sodium chloride Nutrition 0.000 description 3
• 239000004094 surface-active agent Substances 0.000 description 3
• RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
• 239000010985 leather Substances 0.000 description 2
• 238000005554 pickling Methods 0.000 description 2
• 150000003839 salts Chemical class 0.000 description 2
• -1 Novost Substances 0.000 description 1
• FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
• NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
• 238000000354 decomposition reaction Methods 0.000 description 1
• 239000004744 fabric Substances 0.000 description 1
• 239000000945 filler Substances 0.000 description 1
• 239000011780 sodium chloride Substances 0.000 description 1
• 159000000000 sodium salts Chemical class 0.000 description 1
• 239000000126 substance Substances 0.000 description 1
• 239000011593 sulfur Substances 0.000 description 1
• 229910052717 sulfur Inorganic materials 0.000 description 1
• DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1