Pólývínýlalkóhól (PVA) Wanwei
Pólývínýlalkóhól (PVA) er ómengandi vatnsleysanleg fjölliða, venjulega hvítur eða örlítið gulur flokkur, flögur, kornótt eða duftfast efni.Frammistaða þess er á milli plasts og gúmmí.Það hefur góða viðloðun, filmumyndandi getu, einangrun, olíuþol, slitþol og gashindranir osfrv.
Notkun vöru
Pólývínýlalkóhól (PVA) hefur margs konar notkun.
Í textíliðnaðinum er það notað sem varplausn, textílfrágangsefni og lím úr óofnum dúkum.
Í byggingariðnaði er það notað sem sementaukefni, mótunarplötulím og byggingarlím.
Í efnaiðnaði er það notað semúlsion stabilizer og dreifiefni.
Í pappírsframleiðsluiðnaðinum er það notað sem lím.
Að auki er hægt að nota það í snyrtivöruiðnaði, landbúnaði, lyfjaiðnaði osfrv.
Ítarlegar færibreytur
| Wanwei PVA vísitala | ||||||||
| Nafn | Seigja (mPa.s) | Meðalstig fjölliðunar | Alkóhóllýsustig (mól%) | mólþyngd | Rokgjarnt efni (%) | Natríum asetat (%) | Aska (%) | PH |
| 04-88(L) | 3,0-4,5 | / | 86,0-90,0 | / | 7,0 | 2.8 | 1.0 | 5-7 |
| 04-99(L) | 3,0-4,5 | 300-450 | 98,0-100,0 | 13200-19800 | 7,0 | 2.8 | 1.0 | 5-7 |
| 05-88(L) | 4,0-6,0 | / | 86,0-90,0 | 17600-26400 | 7,0 | 2.8 | 1.0 | 5-7 |
| 05-99(L) | 4,0-6,0 | 450-600 | 98,0-100,0 | 19800-26400 | 7,0 | 2.8 | 1.0 | 5-7 |
| 10-92(L) | 8,0-13,0 | / | 90,0-94,0 | / | 7,0 | 2.8 | 1.0 | 5-7 |
| 10-99(L) | 9.0-14.0 | 900-1100 | 98,0-100,0 | 39600-48400 | 7,0 | 2.8 | 1.0 | 5-7 |
| 14-92(L) | 13.0-18.0 | / | 90,0-94,0 | / | 7,0 | 2.8 | 1.0 | 5-7 |
| 15-99(L) | 20.0-26.0 | 1450-1650 | 98,0-100,0 | 63800-72600 | 7,0 | 2.8 | 1.0 | 5-7 |
| 17-80(L) | 18.0-24.0 | / | 78,0-82,0 | / | 7,0 | 2.8 | 1.0 | 5-7 |
| 17-88(L) | 20.0-28.0 | / | 86,0-90,0 | 72600-81400 | 7,0 | 2.8 | 1.0 | 5-7 |
| 17-92(L) | 20.0-30.0 | / | 90,0-94,0 | 72600-81400 | 7,0 | 2.8 | 1.0 | 5-7 |
| 17-95(L) | 20.0-30.0 | / | 94,0-96,0 | 72600-81400 | 7,0 | 2.8 | 1.0 | 5-7 |
| 17-96(L) | 20.0-30.0 | / | 94,0-98,0 | / | 7,0 | 2.8 | 1.0 | 5-7 |
| 17-97(L) | 21.0-31.0 | 1650-1850 | 96,0-98,0 | 72600-81400 | 7,0 | 2.8 | 1.0 | 5-7 |
| 17-98(L) | 20.0-26.0 | 1600-1800 | 97,0-99,0 | 70400-79200 | 7,0 | 2.8 | 1.0 | 5-7 |
| 17-99(L) | 20.0-26.0 | 1680-1850 | 98,0-100,0 | 73900-82700 | 7,0 | 2.8 | 1.5 | 5-7 |
| 17-99(H) | 20.0-26.0 | 1650-1850 | 98,5-100,0 | 72600-81400 | 9,0 | 7,0 | 3.0 | 5-7 |
| 19-99(L) | 26,0-32,0 | 1800-2000 | 98,0-100,0 | 79200-88000 | 7,0 | 2.8 | 1.0 | 5-7 |
| 19-99(H) | 26,0-34,0 | 1800-2000 | 98,5-100,0 | 79200-88000 | 9,0 | 7,0 | 1.5 | 5-7 |
| 20-88(L) | 28,0-40,0 | / | 86,0-90,0 | 81400-94600 | 7,0 | 2.8 | 3.0 | 5-7 |
| 20-99(L) | 32,0-40,0 | 2000-2200 | 98,0-100,0 | 88000-96800 | 7,0 | 2.8 | 1.5 | 5-7 |
| 20-99(H) | 34,0-42,0 | 2000-2300 | 98,5-100,0 | 88000-101200 | 9,0 | 7,0 | 1.0 | 5-7 |
| 22-99(L) | 40,0-48,0 | 2200-2400 | 98,0-100,0 | 96800-105600 | 7,0 | 2.8 | 1.5 | 5-7 |
| 23-99(H) | 42,0-55,0 | 2300-2600 | 98,5-100,0 | 101200-114400 | 9,0 | 7,0 | 3.0 | 5-7 |
| 24-88(L) | 40,0-55,0 | / | 86,0-90,0 | 101200-110000 | 7,0 | 2.8 | 1.5 | 5-7 |
| 24-99(L) | 48,0-60,0 | 2400-2600 | 98,0-100,0 | 105600-114400 | 7,0 | 2.8 | 1.5 | 5-7 |
| 26-99(L) | 60,0-75,0 | 2600-2800 | 98,0-100,0 | 114400-123200 | 7,0 | 2.8 | 3.0 | 5-7 |
| 28-99(L) | 75,0-90,0 | 2800-3000 | 98,0-100,0 | 123200-132000 | 7,0 | 2.8 | 1.5 | 5-7 |
