发明申请
US20050100695A1 Low surface energy blends useful in the manufacture of ovenable containers
审中-公开
用于制造可烘烤容器的低表面能混合物
- 专利标题: Low surface energy blends useful in the manufacture of ovenable containers
- 专利标题(中): 用于制造可烘烤容器的低表面能混合物
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申请号: US10706437申请日: 2003-11-12
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公开(公告)号: US20050100695A1公开(公告)日: 2005-05-12
- 发明人: Victor Holbert , David Reed , Christopher Cleveland , James Marchman
- 申请人: Victor Holbert , David Reed , Christopher Cleveland , James Marchman
- 主分类号: B27N1/00
- IPC分类号: B27N1/00 ; B32B7/10 ; B32B27/08 ; B32B27/10 ; B32B27/30 ; B32B27/34
摘要:
A laminate useful in the manufacture of ovenable grease resistant food containers, which have the added advantage of good release from the food products, particularly those containing high levels of starch and sugar. The laminate of the present invention includes a substrate, preferably of a paperboard, a layer of grease resistant material, such as polyamide, polyester, polyvinyl chloride, polytetrafluoroethylene, or polyvinyl alcohol, etc., or nylon, a tie layer of low density polyethylene or linear low density polyethylene modified with maleic anhydride, and a food contact release layer comprising a blend of polypropylene and polymethylpentene. In the preferred embodiment, the grease resistant layer, the tie layer and the food contact release layer are coextruded onto a paperboard substrate.
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