RO81596B1 - Mase de turnare si procedeu de obtinere a acestora - Google Patents
Mase de turnare si procedeu de obtinere a acestoraInfo
- Publication number
- RO81596B1 RO81596B1 RO103555A RO10355581A RO81596B1 RO 81596 B1 RO81596 B1 RO 81596B1 RO 103555 A RO103555 A RO 103555A RO 10355581 A RO10355581 A RO 10355581A RO 81596 B1 RO81596 B1 RO 81596B1
- Authority
- RO
- Romania
- Prior art keywords
- resin
- bismaleinimide
- diaminodiphenylmethane
- minutes
- preparing
- Prior art date
Links
- 150000001875 compounds Chemical class 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 abstract 3
- 238000005266 casting Methods 0.000 abstract 3
- YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical compound C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 abstract 2
- 229920005989 resin Polymers 0.000 abstract 2
- 239000011347 resin Substances 0.000 abstract 2
- 229930185605 Bisphenol Natural products 0.000 abstract 1
- 239000003822 epoxy resin Substances 0.000 abstract 1
- 235000013312 flour Nutrition 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229920000647 polyepoxide Polymers 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Inventia se refera la mase de turnare utilizabile în industria electronica si electrotehnica, constituite din rasina apoxinica, constituite din rasina epoxidica pe baza de bisfenol A, N,N'-bismaleinimida 4,4'-diaminodifenilmetan si eventual faina decuart, raportul în greutate între componenti fiind 1:0,2.....0,6:0,3.....1:0.....0,8. Procedeu pentru obtinerea maselor de turnare consta în maselor de turnare consta în amestecarea rasinii epoxidice cu N,N'-bismaleinimida la temperatura de 90....120 degree C, timp de 10....30 min, dupa care se adauga 4,4'-diaminodifenilmetan si se continua încalyirea la temperatura de 110....120 degree C, timp de 1,5.....3,5 min, dupa care amestecul rezultat se toarna în matrite si se tratzeaza termic la temperatura de 165....185 degree C timp de 1 h si la temperatura de 190....200 degree C timp de 1....2 h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO103555A RO81596B1 (ro) | 1981-02-28 | 1981-02-28 | Mase de turnare si procedeu de obtinere a acestora |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO103555A RO81596B1 (ro) | 1981-02-28 | 1981-02-28 | Mase de turnare si procedeu de obtinere a acestora |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO81596A2 RO81596A2 (ro) | 1983-04-29 |
| RO81596B1 true RO81596B1 (ro) | 1983-04-30 |
Family
ID=20109638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO103555A RO81596B1 (ro) | 1981-02-28 | 1981-02-28 | Mase de turnare si procedeu de obtinere a acestora |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO81596B1 (ro) |
-
1981
- 1981-02-28 RO RO103555A patent/RO81596B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO81596A2 (ro) | 1983-04-29 |
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