3,3′,4,4′-Biphenyltetracarboxylic dianhydride/BPDA cas:2420-87-3
Dianhydride BPDA wa ṣe agbega ọpọlọpọ awọn ohun-ini alailẹgbẹ ti o pese awọn iwulo oniruuru ti awọn ile-iṣẹ lọpọlọpọ.Iduroṣinṣin igbona alailẹgbẹ rẹ, pẹlu aaye yo ju 300 lọ°C, ṣe idaniloju igbẹkẹle rẹ ni awọn ohun elo iwọn otutu giga.Pẹlupẹlu, o ṣe afihan awọn ohun-ini idabobo itanna to dara julọ, ṣiṣe ni yiyan pipe fun lilo ninu awọn paati itanna ati awọn ohun elo idabobo.
Yi wapọ yellow nfun o lapẹẹrẹ solubility ni orisirisi Organic olomi, gbigba fun rọ ẹrọ lakọkọ ati ki o rọrun Integration sinu yatọ si formulations.Boya o wa ni iṣelọpọ awọn polima ti o ni agbara giga, awọn akojọpọ ilọsiwaju, tabi awọn aṣọ ibora pataki, BPDA wa dianhydride ṣiṣẹ bi ayase fun isọdọtun.
Pẹlupẹlu, resistance kemikali alailẹgbẹ rẹ jẹ ki o koju awọn agbegbe ibinu, ti o jẹ ki o jẹ yiyan ti o dara julọ fun awọn ohun elo ni sisẹ kemikali, iyapa gaasi, ati awọn aṣọ abọ-ibajẹ.Agbara ẹrọ alailẹgbẹ rẹ ati rigidity tun ṣe alabapin si aṣeyọri rẹ ni awọn ohun elo ẹrọ, nibiti agbara ati igbẹkẹle jẹ awọn ifosiwewe bọtini.
At Wenzhou Blue Dolphin Ohun elo Tuntun Co.ltd, didara ati mimọ jẹ pataki julọ.Dianhydride BPDA wa ṣe idanwo lile ati itupalẹ lati rii daju pe o pade awọn iṣedede ile-iṣẹ ti o ga julọ.Ẹgbẹ wa ti awọn alamọja ti o ni iriri ṣiṣẹ lainidi lati ṣe iṣeduro aitasera ati igbẹkẹle ti eka pataki yii, gbigba awọn alabara wa laaye lati bẹrẹ awọn iṣẹ akanṣe wọn pẹlu igbẹkẹle pipe.
Ni pato:
Ifarahan | Wkọlululú | Ṣe ibamu |
Mimo(%) | ≥99.0 | 99.8 |
Pipadanu lori gbigbe (%) | ≤0.5 | 0.14 |