SU332111A1 - - Google Patents
Info
- Publication number
- SU332111A1 SU332111A1 SU1469607A SU1469607A SU332111A1 SU 332111 A1 SU332111 A1 SU 332111A1 SU 1469607 A SU1469607 A SU 1469607A SU 1469607 A SU1469607 A SU 1469607A SU 332111 A1 SU332111 A1 SU 332111A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- acid
- oleum
- polymer
- solution
- films
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 11
- 229920000642 polymer Polymers 0.000 description 11
- 239000000243 solution Substances 0.000 description 8
- 239000000835 fiber Substances 0.000 description 6
- 238000005342 ion exchange Methods 0.000 description 6
- CARJPEPCULYFFP-UHFFFAOYSA-N 5-Sulfo-1,3-benzenedicarboxylic acid Chemical compound OC(=O)C1=CC(C(O)=O)=CC(S(O)(=O)=O)=C1 CARJPEPCULYFFP-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 4
- 238000006068 polycondensation reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QAHREYKOYSIQPH-UHFFFAOYSA-L Cobalt(II) acetate Chemical compound [Co+2].CC([O-])=O.CC([O-])=O QAHREYKOYSIQPH-UHFFFAOYSA-L 0.000 description 2
- ZGCHATBSUIJLRL-UHFFFAOYSA-N Hydrazine sulfate Chemical compound NN.OS(O)(=O)=O ZGCHATBSUIJLRL-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- -1 arylene dicarboxylic acid Chemical class 0.000 description 2
- 229940011182 cobalt acetate Drugs 0.000 description 2
- 229910000377 hydrazine sulfate Inorganic materials 0.000 description 2
- 239000012493 hydrazine sulfate Substances 0.000 description 2
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 2
- 125000000732 arylene group Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- RFKZUAOAYVHBOY-UHFFFAOYSA-M copper(1+);acetate Chemical compound [Cu+].CC([O-])=O RFKZUAOAYVHBOY-UHFFFAOYSA-M 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002531 isophthalic acids Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 150000003504 terephthalic acids Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU332111A1 true SU332111A1 (fr) |
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