Improve the flexibility and ductility of the coating, reduce the glass transition temperature and make the coating feels soft.
提高涂层的弹性和韧性，降低玻璃化温度，使得手感柔软。
Improve the flexibility and ductility of the coating, reduce the glass transition temperature and make the coating feels soft.
提高涂层的弹性和韧性，降低玻璃化温度，使得手感柔软。
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