BG60016B2 - Метод за пречистване на полиетерполиоли - Google Patents
Метод за пречистване на полиетерполиолиInfo
- Publication number
- BG60016B2 BG60016B2 BG091549A BG9154990A BG60016B2 BG 60016 B2 BG60016 B2 BG 60016B2 BG 091549 A BG091549 A BG 091549A BG 9154990 A BG9154990 A BG 9154990A BG 60016 B2 BG60016 B2 BG 60016B2
- Authority
- BG
- Bulgaria
- Prior art keywords
- filtrating
- alkaline catalyst
- polyether polyols
- polyetherpolyols
- purification
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 5
- 238000000746 purification Methods 0.000 title 1
- 229920005862 polyol Polymers 0.000 abstract 4
- 150000003077 polyols Chemical class 0.000 abstract 4
- 239000004721 Polyphenylene oxide Substances 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 3
- 229920000570 polyether Polymers 0.000 abstract 3
- 239000003054 catalyst Substances 0.000 abstract 2
- 150000007513 acids Chemical class 0.000 abstract 1
- 229910000278 bentonite Inorganic materials 0.000 abstract 1
- 239000000440 bentonite Substances 0.000 abstract 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000004927 clay Substances 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyethers (AREA)
Abstract
1. Метод за получаване на лепило за цигарени шевове на базата на химически модифицирана скорбяла, характеризиращ се с това, че твърдите и течните компоненти чрез наслагване на или в протичащи последователно по време смесителни и раздробителни етапи се преработват във водна лепилна маса. 9 претенции
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BG091549A BG60016B2 (bg) | 1990-03-22 | 1990-03-22 | Метод за пречистване на полиетерполиоли |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BG091549A BG60016B2 (bg) | 1990-03-22 | 1990-03-22 | Метод за пречистване на полиетерполиоли |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG60016B2 true BG60016B2 (bg) | 1993-06-30 |
Family
ID=3922837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG091549A BG60016B2 (bg) | 1990-03-22 | 1990-03-22 | Метод за пречистване на полиетерполиоли |
Country Status (1)
| Country | Link |
|---|---|
| BG (1) | BG60016B2 (bg) |
-
1990
- 1990-03-22 BG BG091549A patent/BG60016B2/bg unknown
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