Resealable closures for packages and packages containing the same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B65D-033/00
B65D-033/18
출원번호
US-0915624
(2001-07-25)
발명자
/ 주소
Rodick,Ronald G.
출원인 / 주소
Avery Dennison Corporation
대리인 / 주소
Renner, Otto, Boisselle & Sklar, LLP
인용정보
피인용 횟수 :
44인용 특허 :
47
초록▼
A resealable closure for a container is described which includes a container having a main body portion and an integral extended body portion foldable over a part of the main body portion; and a releasable enclosure comprising a release surface and a releasable adhesive having a peel strength up to
A resealable closure for a container is described which includes a container having a main body portion and an integral extended body portion foldable over a part of the main body portion; and a releasable enclosure comprising a release surface and a releasable adhesive having a peel strength up to about 1 pound per inch, in which (a) the release surface is adhered to the main body portion and the releasable adhesive is adhered to the extended body portion, or (b) the releasable adhesive is adhered to the main body portion and the release surface is adhered to the extended body portion.
대표청구항▼
What is claimed is: 1. A resealable closure on a container comprising: a container having a main body portion and an integral extended body portion foldable over a part of the main body portion; and a releasable closure comprising: a first adhesive layer having an upper and lower surface; a releas
What is claimed is: 1. A resealable closure on a container comprising: a container having a main body portion and an integral extended body portion foldable over a part of the main body portion; and a releasable closure comprising: a first adhesive layer having an upper and lower surface; a release liner having an upper and lower surface, wherein the upper surface of the release liner is directly attached to the lower surface of the first adhesive layer; a releasable adhesive layer having an upper and lower surface, wherein the upper surface of the releasable adhesive layer is directly and releasably attached to the lower surface of the release liner and wherein the releasable adhesive is a pressure-sensitive adhesive having a peel strength in the range from about 0.4 to about 0.9 pounds per inch; a sheet member having an upper and lower surface, wherein the upper surface of the sheet member is attached to the lower surface of the releasable adhesive; and a second adhesive layer having an upper and lower surface, wherein the upper surface of the second adhesive layer is attached to the lower surface of the sheet member, wherein (a) the lower surface of the second adhesive layer is adhered to the main body portion and the upper surface of the first adhesive layer is adhered to the extended body portion, or (b) the lower surface of the second adhesive layer is adhered to the extended body portion and the upper surface of the first adhesive layer is adhered to the main body portion. 2. A resealable closure as in claim 1, wherein the extended body portion is foldable over a part of the main body portion to bring the release liner and the releasable adhesive into sealing contact. 3. A resealable closure as in claim 1, wherein the container is free of a reclosure strip. 4. A resealable closure as in claim 1, wherein the releasable adhesive comprises an acrylic pressure sensitive adhesive. 5. A resealable closure as in claim 1, wherein the releasable adhesive comprises adhesive microspheres. 6. A resealable closure as in claim 1, wherein a surface upon which the releasable adhesive is applied includes at least one non-adhesive area. 7. A resealable closure as in claim 1, wherein the releasable adhesive is applied in a continuous film. 8. A resealable closure as in claim 1, wherein the release liner comprises paper with a releasable coating on the paper. 9. A resealable closure as in claim 1, wherein the release liner comprises a polymer film. 10. A resealable closure as in claim 9, wherein the polymer film is polypropylene. 11. A resealable closure as in claim 9, wherein the polymer film is biaxially oriented polypropylene. 12. A resealable closure as in claim 1, wherein the releasable adhesive adheres to the main body portion or to the extended body portion with a peel strength greater than one pound per inch. 13. A resealable closure as in claim 1, wherein the extended body portion comprises a fold-over flap. 14. A resealable closure as in claim 13, wherein the main body portion comprises a front panel and a back panel, and the extended body portion extends from the back panel. 15. A resealable closure as in claim 1, wherein the releasable adhesive is adhered to the main body portion. 16. A resealable closure on a container comprising: a container having a main body portion and an integral extended body portion foldable over a part of the main body portion; and a releasable closure comprising: a first adhesive layer having an upper and lower surface; a release liner having an upper and lower surface, wherein the upper surface of the release liner is directly attached to the lower surface of the first adhesive layer; a releasable adhesive layer having an upper and lower surface, wherein the upper surface of the releasable adhesive layer is directly and releasably attached to the lower surface of the release liner and wherein the releasable adhesive is a pressure-sensitive adhesive having a peel strength in the range from about 0.4 to about 0.9 pounds per inch; a sheet member having an upper and lower surface, wherein the upper surface of the sheet member is attached to the lower surface of the releasable adhesive; and a second adhesive layer having an upper and lower surface, wherein the upper surface of the second adhesive layer is attached to the lower surface of the sheet member, wherein the releasable closure further comprises a second sheet member having an upper and lower surface, wherein the lower surface of the second sheet member is attached to the upper surface of the first adhesive layer, and a third adhesive layer having an upper and lower surface, wherein the lower surface of the third adhesive layer is attached to the upper surface of the second sheet member. 17. A resealable closure on a container comprising: a container integrally formed with a body portion and a flap portion; and a releasable closure comprising: a first adhesive layer having an upper and lower surface; a release liner having an upper and lower surface, wherein the upper surface of the release liner is directly attached to the lower surface of the first adhesive layer; a releasable adhesive layer having an upper and lower surface, wherein the upper surface of the releasable adhesive layer is directly and releasably attached to the lower surface of the release liner; a sheet member having an upper and lower surface, wherein the upper surface of the sheet member is attached to the lower surface of the releasable adhesive; and a second adhesive layer having an upper and lower surface, wherein the upper surface of the second adhesive layer is attached to the lower surface of the sheet member, wherein the releasable adhesive includes an acrylic PSA and has a peel strength up to about one pound per inch, wherein the release liner is a polymer film, and wherein one of the release liner and the releasable adhesive is adhered to the body portion and another of the release liner and the releasable adhesive is adhered to the flap portion. 18. A resealable closure as in claim 17, wherein the flap portion is foldable over a portion of the body portion to bring the release liner and the releasable adhesive into sealing contact. 19. A resealable closure as in claim 17, wherein a surface upon which the releasable adhesive is adhered includes at least one non-adhesive area. 20. A resealable closure as in claim 17, wherein the releasable adhesive forms a continuous film. 21. A resealable closure as in claim 17, wherein the releasable adhesive is an emulsion acrylic tacky microsphere adhesive. 22. A resealable closure as in claim 17, wherein the releasable adhesive has a peel strength in the range from about 0.4 to about 1 pound per inch. 23. A resealable closure as in claim 17, wherein the releasable adhesive adheres to the body portion or to the flap portion with a peel strength greater than one pound per inch. 24. A resealable closure on a container comprising: a container having a main body portion and an integral extended body portion foldable over a part of the main body portion; and a releasable closure comprising: a first adhesive layer having an upper and lower surface; a release liner having an upper and lower surface, wherein the upper surface of the release liner is directly attached to the lower surface of the first adhesive layer; a releasable adhesive layer having an upper and lower surface, wherein the upper surface of the releasable adhesive layer is directly and releasably attached to the lower surface of the release liner; a sheet member having an upper and lower surface, wherein the upper surface of the sheet member is attached to the lower surface of the releasable adhesive; and a second adhesive layer having an upper and lower surface, wherein the upper surface of the second adhesive layer is attached to the lower surface of the sheet member, wherein the releasable closure further comprises a second sheet member having an upper and lower surface, wherein the lower surface of the second sheet member is attached to the upper surface of the first adhesive layer, and a third adhesive layer having an upper and lower surface, wherein the lower surface of the third adhesive layer is attached to the upper surface of the second sheet member, wherein the releasable adhesive includes an acrylic PSA and has a peel strength up to about one pound per inch, wherein the release liner is a polymer film, and wherein one of the release liner and the releasable adhesive is adhered to the body portion and another of the release liner and the releasable adhesive is adhered to the flap portion. 25. A resealable container, comprising integral front wall and back wall members, the back wall member having a flap member extending beyond an end of the front wall member; a releasable closure comprising: a first adhesive layer having an upper and lower surface; a release liner having an upper and lower surface, wherein the upper surface of the release liner is directly attached to the lower surface of the first adhesive layer; a releasable adhesive layer having an upper and lower surface, wherein the upper surface of the releasable adhesive layer is directly and releasably attached to the lower surface of the release liner and wherein the releasable adhesive is a pressure-sensitive adhesive; a sheet member having an upper and lower surface, wherein the upper surface of the sheet member is attached to the lower surface of the releasable adhesive; and a second adhesive layer having an upper and lower surface, wherein the upper surface of the second adhesive layer is attached to the lower surface of the sheet member, wherein the releasable closure is formed on the front wall member and the flap member, and the releasable adhesive has a peel strength up to about one pound per inch. 26. A resealable container as in claim 25, wherein the release liner is disposed on the flap portion such that when the flap is folded over, the release liner mates with the releasable adhesive. 27. A resealable container as in claim 25, wherein the back wall member has a first width and the flap member has a second width substantially the same as the first width. 28. A resealable container as in claim 25, wherein the resealable container further comprises at least one side wall member. 29. A resealable container comprising: a plurality of walls defining an interior space; and a releasable closure comprising: a first adhesive layer having an upper and lower surface; a release liner having an upper and lower surface, wherein the upper surface of the release liner is directly attached to the lower surface of the first adhesive layer; a releasable adhesive layer having an upper and lower surface, wherein the upper surface of the releasable adhesive layer is directly and releasably attached to the lower surface of the release liner; a sheet member having an upper and lower surface, wherein the upper surface of the sheet member is attached to the lower surface of the releasable adhesive; and a second adhesive layer having an upper and lower surface, wherein the upper surface of the second adhesive layer is attached to the lower surface of the sheet member, wherein the releasable adhesive is a pressure-sensitive adhesive and has a peel strength up to about one pound per inch, and wherein one of the upper surface of the first adhesive layer or the lower surface of the second adhesive layer is adhered to a first of the plurality of walls, and an other one of the upper surface of the first adhesive layer or the lower surface of the second adhesive layer is adhered to a second of the plurality of walls, and wherein one of the first and the second of the plurality of walls extends beyond the other to form an integral flap, and the integral flap is foldable to bring the release liner into releasably sealing contact with the releasable adhesive. 30. A resealable closure on a container, the container having a first body portion and a second body portion, the resealable closure comprising: a first adhesive layer having an upper and lower surface; a release liner having an upper and lower surface, wherein the upper surface of the release liner is directly attached to the lower surface of the first adhesive layer; a releasable adhesive layer having an upper and lower surface, wherein the upper surface of the releasable adhesive layer is directly and releasably attached to the lower surface of the release liner and wherein the releasable adhesive is a pressure-sensitive adhesive having a peel strength in the range from about 0.4 to about 0.9 pounds per inch; a sheet member having an upper and lower surface, wherein the upper surface of the sheet member is attached to the lower surface of the releasable adhesive; and a second adhesive layer having an upper and lower surface, wherein the upper surface of the second adhesive layer is attached to the lower surface of the sheet member, wherein the first body portion is a main body portion and the second body portion is an extended body portion foldable over a part of the main body portion. 31. A resealable closure on a container, comprising: a first adhesive having an upper and lower surface; a first release liner having an upper surface directly attached to the lower surface of the first adhesive; a releasable adhesive having an upper surface directly and releasably attached to the lower surface of the first release liner and having a peel strength of up to about 1 pound per inch and wherein the releasable adhesive is a pressure-sensitive adhesive having a peel strength in the range from about 0.4 to about 0.9 pounds per inch; a sheet member having an upper surface attached to the lower surface of the releasable adhesive; and a second adhesive having an upper and lower surface, wherein the upper surface is applied to the lower surface of the sheet member. 32. The resealable closure of claim 31, further comprising a second release liner attached to the upper surface of the first adhesive layer. 33. The resealable closure of claim 31, further comprising a third release liner attached to the lower surface of the second adhesive layer.
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