PPG-Poly (propylene glycol)
Bayani
Jerin PPG yana narkewa a cikin abubuwan kaushi na halitta kamar toluene, ethanol, da trichlorethylene.Yana da aikace-aikace iri-iri a masana'antu, magunguna, sinadarai na yau da kullun da sauran fannoni.
Ƙayyadaddun bayanai
| Samfura | Bayyanar (25 ℃) | Launi (Pt-Co) | Darajar Hydroxyl (mgKOH/g) | Nauyin Kwayoyin Halitta | Darajar Acid (mgKOH/g) | Abubuwan Ruwa (%) | pH (1% aq. bayani) |
| Saukewa: PPG-200 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 510-623 | 180-220 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-400 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 255-312 | 360-440 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-600 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 170-208 | 540-660 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-1000 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 102-125 | 900-1100 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-1500 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 68-83 | 1350-1650 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-2000 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 51-62 | 1800-2200 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-3000 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 34-42 | 2700-3300 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-4000 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 26-30 | 3700-4300 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-6000 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 17-20.7 | 5400-6600 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
| Saukewa: PPG-8000 | Ruwa mara launi mai laushi mai ɗanko | ≤20 | 12.7-15 | 7200-8800 | ≤0.5 | ≤0.5 | 5.0 ~ 7.0 |
Ayyuka da Aikace-aikace
1.PPG200, 400, da 600 suna soluble a cikin ruwa kuma suna da kaddarorin kamar lubrication, solubilization, defoaming, da tasirin antistatic. PPG-200 za a iya amfani da a matsayin dispersant ga pigments.
2.A cikin kayan shafawa, PPG400 ana amfani dashi azaman emollient, softener, da mai mai.
3.An yi amfani da shi azaman wakili mai lalatawa a cikin fenti da mai na ruwa, azaman wakili mai lalatawa a cikin sarrafa roba da latex, azaman maganin daskarewa da sanyaya don ruwan canja wurin zafi, kuma azaman mai gyara danko.
4.An yi amfani da shi azaman matsakaici a cikin esterification, etherification, da halayen polycondensation.
5.An yi amfani da shi azaman wakili na saki, solubilizer, da ƙari don mai. Hakanan ana amfani dashi azaman ƙari don yankan ruwa mai narkewa, mai nadi, da mai na ruwa, azaman mai zafi mai zafi, kuma azaman mai mai na ciki da na waje don roba.
6.PPG-2000 ~ 8000 yana da kyau kwarai lubricating, antifoaming, zafi-resistant, da sanyi-resistant Properties.
7.PPG-3000 ~ 8000 an fi amfani dashi azaman ɓangaren polyether polyols don samar da filastik kumfa na polyurethane.
8.PPG-3000 ~ 8000 za a iya amfani da shi kai tsaye ko esterified don samar da plasticizers da lubricants.
Kunshin da Ajiya
Kunshin:200L/1000L ganga
Adana: Ya kamata a saka shi a bushe, wuri mai iska, idan an adana shi da kyau, rayuwar shiryayye shine shekaru 2.
