RO100883B1 - Procedeu de obtinere a unor rasini fenolformaldehidice - Google Patents
Procedeu de obtinere a unor rasini fenolformaldehidiceInfo
- Publication number
- RO100883B1 RO100883B1 RO132810A RO13281088A RO100883B1 RO 100883 B1 RO100883 B1 RO 100883B1 RO 132810 A RO132810 A RO 132810A RO 13281088 A RO13281088 A RO 13281088A RO 100883 B1 RO100883 B1 RO 100883B1
- Authority
- RO
- Romania
- Prior art keywords
- formaldehyde
- phenol
- production method
- formaldehyde resin
- resin production
- Prior art date
Links
- 229920001568 phenolic resin Polymers 0.000 title abstract 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 7
- 229930040373 Paraformaldehyde Natural products 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Phenolic Resins Or Amino Resins (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a unor rasini fenolformaldehidice prin condensarea componentei fenolice cu formaldehida în absenta apei, prin utilizarea para-formaldehidei solide 75...98%, fara faza de depolimerizare, la raporturi molare de 1/1:3, la pH alcalin = 7,9, reglat cu catalizatori alcalini, la 40...120 degree C, pâna la legarea a minimum 95% din formaldehida, urmata de prelucrare, în vederea eliminarii substantelor volatile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO1988132810A RO100883A2 (ro) | 1988-03-30 | 1988-03-30 | Procedeu de obtinere a unor rasini fenolformaldehidice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO1988132810A RO100883A2 (ro) | 1988-03-30 | 1988-03-30 | Procedeu de obtinere a unor rasini fenolformaldehidice |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO100883B1 true RO100883B1 (ro) | 1991-03-29 |
| RO100883A2 RO100883A2 (ro) | 1991-10-29 |
Family
ID=20121379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO1988132810A RO100883A2 (ro) | 1988-03-30 | 1988-03-30 | Procedeu de obtinere a unor rasini fenolformaldehidice |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO100883A2 (ro) |
-
1988
- 1988-03-30 RO RO1988132810A patent/RO100883A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO100883A2 (ro) | 1991-10-29 |
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