发明申请
US20120128967A1 PVC AND STYRENIC ALLOY DECKING WITH REDUCED SURFACE STRESS ACCUMULATION
审中-公开
PVC和STYRENIC合金具有减少的表面应力累积
- 专利标题: PVC AND STYRENIC ALLOY DECKING WITH REDUCED SURFACE STRESS ACCUMULATION
- 专利标题(中): PVC和STYRENIC合金具有减少的表面应力累积
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申请号: US13299990申请日: 2011-11-18
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公开(公告)号: US20120128967A1公开(公告)日: 2012-05-24
- 发明人: Garry Glenn Belcher, JR. , John S. Ammondson
- 申请人: Garry Glenn Belcher, JR. , John S. Ammondson
- 申请人地址: US NC Jamestown
- 专利权人: VIKING POLYMERS, LLC
- 当前专利权人: VIKING POLYMERS, LLC
- 当前专利权人地址: US NC Jamestown
- 主分类号: B32B27/00
- IPC分类号: B32B27/00 ; B32B3/00 ; B32B27/08 ; B29C63/00
摘要:
An extruded structural article with reduced stress whitening is disclosed. The article has a styrenic alloy cap layer that is lightly plasticized to reduce the stress discoloration without degrading properties of the article. A plasticizer is blended with components of the cap layer, and the cap layer co-extruded with a structural core material to form the article.
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