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특허 상세정보

Polypropylene/polyester nonoriented heat sealable moisture barrier film and bag

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B65B-025/06    B32B-027/08   
미국특허분류(USC) 428/35 ; 428/347 ; 428/41 ; 428/483
출원번호 US-0810110 (1985-12-17)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 50  인용 특허 : 29
초록

A nonoriented, heat sealable, coextruded, moisture barrier film is disclosed. This film has a base layer (“A”) of polypropylene homopolymer, polypropylene copolymer or combinations thereof, a heat sealant layer (“C”) of polyester/copolyester or blends thereof and a tie layer (“B”) of modified polyethylene homopolymer, modified polyethylene copolymer, modified polypropylene homopolymer, modified polypropylene copolymer, an unmodified polyethylene copolymer or combinations thereof between the base layer (“A”) and the heat sealant layer (“C”). This film has...

대표
청구항

A nonoriented, heat sealable, coextruded, moisture barrier film comprising: a base layer selected from the group consisting of a polypropylene homopolymer, a polypropylene copolymer and combinations thereof; a heat sealant layer selected from the group consisting of a polyester, a copolyester and combinations thereof; and a tie layer between the base layer and the heat sealant layer selected from the group consisting of a modified polyolefin blend, an unmodified polyethylene copolymer and combinations thereof.

이 특허에 인용된 특허 (29)

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이 특허를 인용한 특허 피인용횟수: 50

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  2. Chomik, Richard S.. Automated twist diaper disposal apparatus. USP2009097594376.
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  4. McGee, Dennis E.. Cationic, amino-functional, adhesion-promoting polymer for curable inks and other plastic film coatings, and plastic film comprising such polymer. USP2005056893722.
  5. Wood, Jr.,Ronald C.; Vieira,Marcos Fernandes. Co-extruded biaxially oriented sealable, peelable film and process for its production. USP2008087413800.
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