RO83203B1 - Procedeu pentru obtinerea rasinilor alchidice - Google Patents
Procedeu pentru obtinerea rasinilor alchidiceInfo
- Publication number
- RO83203B1 RO83203B1 RO105356A RO10535681A RO83203B1 RO 83203 B1 RO83203 B1 RO 83203B1 RO 105356 A RO105356 A RO 105356A RO 10535681 A RO10535681 A RO 10535681A RO 83203 B1 RO83203 B1 RO 83203B1
- Authority
- RO
- Romania
- Prior art keywords
- koh
- resin
- same temperature
- preparing
- maximum
- Prior art date
Links
- 229920005989 resin Polymers 0.000 title abstract 3
- 239000011347 resin Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- KMOUUZVZFBCRAM-OLQVQODUSA-N (3as,7ar)-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione Chemical class C1C=CC[C@@H]2C(=O)OC(=O)[C@@H]21 KMOUUZVZFBCRAM-OLQVQODUSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 229920000180 alkyd Polymers 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 150000003021 phthalic acid derivatives Chemical class 0.000 abstract 1
- 229920005862 polyol Polymers 0.000 abstract 1
- 150000003077 polyols Chemical class 0.000 abstract 1
- 150000003626 triacylglycerols Chemical class 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
Abstract
Inventia se refera la un procedeu pentru obtinerea rasinilor alchidice, conform caruia, izomerii acidului ftalic, anhidrida tetrahidroftalica, luati individual sau în amestec se aduc în reactie cu polioli la temperaturi de 150...250 degree C pîna la un indice de aciditate de maximum 25 mg KOH/g rasina, dupa care, în oligomerul rezultat se introduc 100% trigliceride de origine naturala si se încalzeste la aceeasi temperaturapîna la obtinerea unui produs omogen, în final introducîndu-se acizi cu 1...3 grupe hidroxilice si încîlzindu-se la aceasi temperatura pîna la obtinerea unui indice de aciditate de maximum 120 g KOH/g rasina 100%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO105356A RO83203B1 (ro) | 1981-09-22 | 1981-09-22 | Procedeu pentru obtinerea rasinilor alchidice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO105356A RO83203B1 (ro) | 1981-09-22 | 1981-09-22 | Procedeu pentru obtinerea rasinilor alchidice |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO83203A2 RO83203A2 (ro) | 1984-01-14 |
| RO83203B1 true RO83203B1 (ro) | 1984-01-30 |
Family
ID=20110458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO105356A RO83203B1 (ro) | 1981-09-22 | 1981-09-22 | Procedeu pentru obtinerea rasinilor alchidice |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO83203B1 (ro) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69913946T3 (de) | 1998-02-23 | 2012-01-05 | Stepan Co. | Niedrigviskose polyesterpolyole und verfahren zu ihrer herstellung |
-
1981
- 1981-09-22 RO RO105356A patent/RO83203B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO83203A2 (ro) | 1984-01-14 |
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