Flower stem bag wrap with outer plastic covering

a bag wrap and stem technology, applied in the field of bag wraps, can solve the problems of flower petals discoloration, flower death, and impede the flow of water up the stem,

US20060060486A1Inactive Publication Date: 2006-03-23CHRYSAL INT
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Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
Publication Date
2006-03-23
Estimated Expiration
Not applicable · inactive patent

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Abstract

A horticultural cut flower container assembly comprising a plastic bag with a cup shaped base member of flexible foam material secured to the bag, the cup shaped foam material being adapted to receive the stem ends of a bunch of piece of cut flowers and a strap mounted to the bag encircling the bag and stem ends to hold said stem ends in said bag in a secured position.
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Description

CROSS-REFERENCE TO RELATED APPLICATIONS

[0001] The application is a continuation-in-part of U.S. patent application Ser. No. 10 / 670,531 filed on Sep. 26, 2003.TECHNICAL FIELD OF THE INVENTION

[0002] The present invention relates generally to the use of a bag wrap for transporting cut flowers and plants. More particularly, this invention relates to a plastic bag having an internal cup shaped stem wrap formed of polyisocyanate foam material using diphenylmethane diisocyanates which holds flower stems and is secured with a strap which is secured around the bag. BACKGROUND OF THE INVENTION

[0003] I. Field of the Invention

[0004] The present invention relates generally to floriculture. In particular, the present invention relates to a device and method for holding the stems of cut flowers during shipment and hydrating the flowers.

[0005] II. Discussion of Background

[0006] The flower industry is a multi-billion dollar industry worldwide. In the U.S. alone, sales of cut roses exceed hundr...

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Embodiment Construction

[0025] The preferred embodiment and best mode of the invention is shown in FIGS. 1 through 6.

[0026] The invention is directed toward a rectangular shaped foam member 10 formed of an aromatic polyisocyanate polymer diphenylmethane diisocyanate (MDI) flexible foam material using no filler material which hydrates cut flowers in shipment by directing water absorbed in the foam wrap to the stems.

[0027] The polyisocyanate used in the foam material is an aromatic polyisocyanate which includes aromatic diisocyanates having 6 to 16 carbon atoms (excluding those contained in NCO groups; this applies to the polyisocyanates mentioned below), aromatic triisocyanates having 6 to 20 carbon atoms and crude products of these isocyanates, etc. Examples of aromatic polyisocyanate include 1,3- and 1,4-phenylene diisocyanates, 2,4- and / or 2,6-tolylene diisocyanates (TDI), crude TDI and 2,4′- and / or 4,4′-diphenylmethane diisocyanate (MDI) as well as crude MDI.

[0028] The preferred material which is use...