Eastman伊士曼 CAB-381-20

产品品牌Eastman伊士曼
产品型号CAB-381-20
产品规格
产品产地美国

产品特性

Remarkable polymers with a renewable backbone provided by nature itself. Eastman™ Cellulose Acetate Butyrate (CAB-381-20) is a cellulose ester with high butyryl content and high ASTM(A) viscosity. Other than a higher viscosity and higher molecular weight, this cellulose ester shares the same general characteristics as CAB-381-0.1 and CAB-381-0.5. CAB-381-20 offers a combination of solubility and compatibility, moisture resistance, excellent surface hardness, and good film strength.

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化学识别

产品英文名CAB-381-20

物理与规格

技术指标Property Typical Value, Units 37 wt % Butyryl Content 13.5 wt % Acetyl Content 1.8% Hydroxyl Content a 76 poise Viscosity b 125 ppm Color b 35 ppm Haze <0.03 wt % Acidity as Acetic Acid 0.05% Ash Content 1.475 Refractive Index Tan melt Heat Test @ 160°C for 8 hr pdfcrowd.com

本产品为Eastman伊士曼的纤维素酯，型号CAB-381-20，归入涂料、油墨及原材料 > 树脂/乳液 > 纤维素酯类别。品牌、型号共同构成产品标识，便于采购核对与资料归档；该产品名称与分类信息可用于同类产品之间的区分。

在下游配方与生产配料中可作为纤维素酯类原料使用，适配需要该类原料的体系。具体用法需结合下游工艺确定；并做好批次与工艺记录。

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