PL45216B1 - - Google Patents
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- Publication number
- PL45216B1 PL45216B1 PL45216A PL4521659A PL45216B1 PL 45216 B1 PL45216 B1 PL 45216B1 PL 45216 A PL45216 A PL 45216A PL 4521659 A PL4521659 A PL 4521659A PL 45216 B1 PL45216 B1 PL 45216B1
- Authority
- PL
- Poland
- Prior art keywords
- derivatives
- added
- substances
- polyacrylonitrile
- urea
- Prior art date
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 11
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 9
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- 239000004202 carbamide Substances 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 5
- 238000006068 polycondensation reaction Methods 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 2
- 238000007669 thermal treatment Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 5
- 241001479434 Agfa Species 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 15
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 12
- 238000010438 heat treatment Methods 0.000 description 8
- 229930040373 Paraformaldehyde Natural products 0.000 description 5
- 229920002866 paraformaldehyde Polymers 0.000 description 5
- 235000006408 oxalic acid Nutrition 0.000 description 4
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000011492 sheep wool Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL45216B1 true PL45216B1 (https=) | 1961-10-15 |
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