• 挤出涂覆非塑料基材
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挤出涂覆非塑料基材

  • 11/04/2018 08:55:33

挤出涂覆非塑料基材 (1)玻璃纸:玻璃纸的原料是天然棉浆料,而不是普通硅玻璃薄膜。由于天然棉也属于高分子材料,因此,有些学者将玻璃纸划到塑料薄膜中来。玻璃纸为“不防潮”和“防潮”两类。不防潮玻璃纸(即普通玻璃纸)中含有2%一15%的水溶性增塑剂,改善了玻璃纸的脆性;…

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