求树脂资料树脂CAP-482-0.5的资料
白色粉末状,质量很轻。
Eastman CAP-482-0。5 Cellulose Acetate Propionate is a low-odor, 100% solids, free-flowing powder。 It is especially adaptable for use in printing inks and clear overprint varnishes because of its wide solubility in ink solvents, compatibility with other resins used in printing inks, and high melt...全部
Eastman CAP-482-0。5 Cellulose Acetate Propionate is a low-odor, 100% solids, free-flowing powder。
It is especially adaptable for use in printing inks and clear overprint varnishes because of its wide solubility in ink solvents, compatibility with other resins used in printing inks, and high melting point。
Films formed from Eastman CAP-482-0。5 have fast solvent release, excellent antiblocking properties, and grease resistance superior to that of other film-formers。
Eastman CAP-482-0。5 is lawful for use in certain food-contact applications subject to the food additive regulations of the FDA。
品 名:乙酸丙酸纤维素
拼音:yisuanbingsuanxianweisu
英文名称:cellulose acetate propionate
说明:简称CAP。纤维素分子中羟基为乙酸和丙酸共同酯化所得纤维素酯,为热塑性树脂,含乙酰基7。
5%-9。0%,含丙酰基39%-47%。呈透明乃至不透明白色颗粒状。密度1。35-1。40,熔融温度190℃,长期使用温度68-104℃。韧性、耐候耐寒性、尺寸稳定性均较好,容易加工,但不耐酸、碱、有机溶剂、化学品。
可加工成管材、板材、型材,用于制造汽车方向盘及其他零部件、电视机及收录机零部件、玩具、笔杆等。用乙酸或丙酸处理纤维素,然后用乙酸、乙酐、丙酸、丙酸酐的混合液在硫酸催化作用下进行酯化而制得。
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