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聚碳酸酯(雙酚A型)

 
 
單價 11000.00 / 噸對比
銷量 暫無
發(fā)貨 陜西西安市付款后24小時內(nèi)
庫存 50噸起訂1噸
規(guī)格 50kg
過期 長期有效
更新 2014-03-10 09:17
 

西安市鑫泰化工科技有限公司

企業(yè)會員第12年
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聚碳酸酯(雙酚A型)

包裝:50kg          報價:11000元/噸

化學(xué)名稱:2,2-雙(4-羥基苯基)丙烷聚碳酸酯,是由酯交換法和***化法制得。平均分子量3.57×104。

無定形透明顆粒.無味、天臭、無毒。 
相對密度:1.20-1.43。 
沒有明顯熔點,220-230℃呈熔融狀態(tài)。 
透光率高,吸水性低,耐沖擊,韌性好.蠕變小,制品尺寸穩(wěn)定。耐熱性和耐寒性較好. 
玻璃化溫度149-150℃.熱變形溫度135℃(1.82mpa)、分解溫度>310 ℃,脆性溫度-l00 ℃,使用溫度-100~120 ℃。

耐稀酸、耐油、不耐堿。溶于二氯甲烷、二氯乙烷、氯仿、三氯乙烯、四氯乙烷、四氫呋喃、三甲酚、磷酸三甲酯等。疲勞強度較低,容易產(chǎn)生應(yīng)力開裂。具有優(yōu)良的高溫電性能,具有耐燃自熄性。拉伸強度 >60mpa, 伸長率>60%,彎曲強度>95mpa。

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