RO87882B1 - Procedeu pentru obtinerea unor rasini fenolformaldehidil flexibilizate utilizabile la fabricarea materialelor stratificate - Google Patents
Procedeu pentru obtinerea unor rasini fenolformaldehidil flexibilizate utilizabile la fabricarea materialelor stratificateInfo
- Publication number
- RO87882B1 RO87882B1 RO111357A RO11135783A RO87882B1 RO 87882 B1 RO87882 B1 RO 87882B1 RO 111357 A RO111357 A RO 111357A RO 11135783 A RO11135783 A RO 11135783A RO 87882 B1 RO87882 B1 RO 87882B1
- Authority
- RO
- Romania
- Prior art keywords
- layered materials
- obtaining
- phenolformaldehydyl
- flexibilized
- resins used
- Prior art date
Links
- 239000000463 material Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 229920005989 resin Polymers 0.000 title 1
- 239000011347 resin Substances 0.000 title 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 1
- -1 aliphatic alcohols Chemical class 0.000 abstract 1
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 229940100630 metacresol Drugs 0.000 abstract 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract 1
- 239000003921 oil Substances 0.000 abstract 1
- 229920001568 phenolic resin Polymers 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Phenolic Resins Or Amino Resins (AREA)
Abstract
Inventia se refera la un procedeu pentru obtinerea unor rasini fenolformaldehidice flexibile, utilizabile la fabricarea materialelor stratificate, conform caruia, în prima faza se realizeaza flexibilizarea crezonului avînd un continut în metacrezol de minimum 40%, cu uleiuri sicative naturale sau sintetice, care contin în molecula duble legaturi, în raport, în greutate de apoximativ 1:1 la temperatura de 140 degree C, timp de 2...4h, în prezenta de acid sulfuric concenterat, dupa care, în faza urmatoare produsul obtinutr se condenseaza cu fenol si formaldehida, în raport în greutate de apoximativ 1:1, în prezenta de alcooli alifatici, cu greuatet moleculara medie timp de 3,5...4,5 h la temperatura de 80 degree C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO83111357A RO87882A2 (ro) | 1983-06-21 | 1983-06-21 | Procedeu pentru obtinerea unor rasini fenolformaldehidil utilizabile la fabricarea materialelor stratificate flexibilizate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO83111357A RO87882A2 (ro) | 1983-06-21 | 1983-06-21 | Procedeu pentru obtinerea unor rasini fenolformaldehidil utilizabile la fabricarea materialelor stratificate flexibilizate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO87882B1 true RO87882B1 (ro) | 1985-12-01 |
| RO87882A2 RO87882A2 (ro) | 1985-12-20 |
Family
ID=20113258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO83111357A RO87882A2 (ro) | 1983-06-21 | 1983-06-21 | Procedeu pentru obtinerea unor rasini fenolformaldehidil utilizabile la fabricarea materialelor stratificate flexibilizate |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO87882A2 (ro) |
-
1983
- 1983-06-21 RO RO83111357A patent/RO87882A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO87882A2 (ro) | 1985-12-20 |
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