发明名称 SHEET STOCK AND CARDS MADE FROM RECYCLED PLASTIC SCRAP MATERIAL AND METHODS
摘要 Plastic cards constructed from a material comprising recycled scrap material. The recycled scrap material may be provided from a variety of sources including plastic cards constructed from virgin polymeric material, plastic cards comprising recycled scrap material, and scrap polymeric material generated during processing of virgin polymeric material and/or recycled scrap polymeric material, and combinations thereof. A method for forming plastic cards comprising recycled scrap material comprises recovering scrap polymeric material, regrinding the scrap polymeric material to provide recycled scrap particles, forming a plastic sheet from the recycled scrap particles, and forming plastic cards from the sheet.
申请公布号 US2011139332(A1) 申请公布日期 2011.06.16
申请号 US201113035822 申请日期 2011.02.25
申请人 EARTHWORKS SYSTEM, LLC 发明人 GILBERT RODD S.
分类号 B32B37/14;B32B37/02;B32B38/00 主分类号 B32B37/14
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