丙烯合成纸日本专家采用石油气中的丙烯为原料制成了一种合成纸。这种纸,质地结实,不易破裂,表面光滑,没有皱纹,不怕潮湿,也不会变色。这种纸,比普通纸张要轻、不易沾上污物,是印刷、书写和食品包装的好材料。泡沫充填纸德国PSP公司开发出泡沫纸生产新工艺,用它生产的包装材料 Propylene Synthetic Paper Japanese experts use propylene in LPG as a raw material to make a kind of synthetic paper. This paper, strong texture, not easy to break, smooth surface, no wrinkles, not afraid of damp, it will not change color. This kind of paper, lighter than ordinary paper, not easy to stain with dirt, is a good material for printing, writing and food packaging. Bubble-filled paper Germany’s PSP company developed a new foam paper production technology, with its production of packaging materials