摘要：【中文】本发明公开了一种抗卷曲PE流延膜的加工工艺，本发明所制得的流延膜具有优良的光学性能和厚薄均匀度，并且由于采用急冷辊可以获得很高的生产速度，并改善薄膜的形态结构；可有效的提高其抗卷曲性和平整性，达到抗卷曲性好和平整性好等特点，同时具有生产速度快和产量高等优点，有利于大批量生产，且产品的厚薄控制精度较高，同时其厚度均匀性较好，同步的使得其透明性和光泽性俱佳，并使得其各向平衡性能优异，可使得各层熔体在模头展开后能均匀地分布，并防止各层物料间的互窜，既能对整体厚度进行监控和调整，又能对某些关键的功能层进行厚度的监控和调整。 【EN】The invention discloses a processing technique of an anti-curling PE casting film, the casting film prepared by the invention has excellent optical property and thickness uniformity, and a very high production speed can be obtained by adopting a quenching roller, and the morphological structure of the film is improved; the method can effectively improve the anti-curling property and the flatness of the product, achieves the characteristics of good anti-curling property and flatness and the like, has the advantages of high production speed, high yield and the like, is favorable for mass production, has high thickness control precision of the product, good thickness uniformity, good transparency and glossiness of the product synchronously, has excellent balance performance in all directions, can ensure that melts of all layers can be uniformly distributed after the die head is unfolded, prevents materials of all layers from channeling, can monitor and adjust the whole thickness, and can monitor and adjust the thickness of some key functional layers.

摘要：【中文】本发明涉及一种低烟无卤PE流延膜及其制备方法，由PE颗粒50‑70份；纳米氧化锌1‑5份；纳米氧化硅1‑5份；马来酸酐接枝PP 5‑10份；云母氧化铁1‑5份；聚磷酸铵10‑20份；季戊四醇5‑10份；交联剂1‑3份；抗氧剂1‑3份；纳米改性剂1‑3份制成。该低烟无卤PE流延膜及其制备方法制得的流延膜具有优异的耐天候、防振动、防潮、耐臭氧、耐高温等性能，从‑60℃到180℃之间稳定且有弹性，可耐205℃高温，阻燃性能优异，即使燃烧也不会产生浓烟，具有很好的抑烟效果。 【EN】The invention relates to a low smoke halogen-free PE casting film and a preparation method thereof, wherein 50-70 parts of PE particles are used; 1-5 parts of nano zinc oxide; 1-5 parts of nano silicon oxide; 5-10 parts of maleic anhydride grafted PP; 1-5 parts of mica iron oxide; 10-20 parts of ammonium polyphosphate; 5-10 parts of pentaerythritol; 1-3 parts of a crosslinking agent; 1-3 parts of an antioxidant; 1-3 parts of a nano modifier. The low-smoke halogen-free PE casting film and the casting film prepared by the preparation method have excellent weather resistance, vibration resistance, moisture resistance, ozone resistance, high temperature resistance and other properties, are stable and elastic at the temperature of-60 ℃ to 180 ℃, can resist the high temperature of 205 ℃, have excellent flame retardant property, can not generate dense smoke even if being burnt, and have good smoke suppression effect.