China Plastics ›› 2008, Vol. 22 ›› Issue (05): 63-66 .DOI: 10.19491/j.issn.1001-9278.2008.05.013

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Formula of Films Keeping Raw Rubber Sheets of Tire Apart and Fresh

LIN Yuzn-zhi   

  1. Fuzhou GT No.1 Plastic Co.,Ltd.,Fuzhou 350014,China
  • Received:2008-01-21 Revised:1900-01-01 Online:2008-05-25 Published:2008-05-25

Abstract: The protecting film for raw rubber sheets was prepared via three-layer co-extrusion blowing.PE-HD /PE-LD)(1/1 to 2/1)containing 1.5%一2.0% antiblock agent and 3.0%一3.5% anti-UV agent were used in the skin layer. The core layer was composed of metallocene PE,PE-LLD, recycled PE,and filler at weight ratios of 30/20/40/10.The obtained protecting film possessed excellent barrier propcrties.

Key words: polyethylene, film, aparting, fresh-keeping, raw rubber sheet, formula