Invention Grant
- Patent Title: Method and systems for applying stretch films/plastic films at a controlled temperature
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Application No.: US15815208Application Date: 2017-11-16
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Publication No.: US11110645B2Publication Date: 2021-09-07
- Inventor: R. Craig Bowden
- Applicant: The Bowden Group
- Applicant Address: US HI Honolulu
- Assignee: The Bowden Group
- Current Assignee: The Bowden Group
- Current Assignee Address: US HI Honolulu
- Agency: Venable LLP
- Agent Michele V. Frank
- Main IPC: B29C55/06
- IPC: B29C55/06 ; B29C51/46 ; B29C55/18 ; B29D7/01 ; B29B13/02 ; B29C35/02 ; B29K105/00 ; B29C35/08 ; B29C35/04 ; B29C35/12

Abstract:
A system for controlling the temperature of a film before and/or during application, the system including: a heat source for heating a film; and stretch rollers; wherein the heat source heats the film from an ambient temperature to a temperature from about 2° C. to about 40° C. above the ambient temperature, wherein the film is heated prior to or simultaneous to being stretched by the stretch rollers, and wherein the ambient temperature is below 15° C. The preheating system may be used to enhance binding and sealing properties of stretch films used for wrapping palletized products in a reduced temperature environment. Other embodiments of the preheating film system, and methods for its use, are described herein.
Public/Granted literature
- US20190143579A1 METHOD AND SYSTEMS FOR APPLYING STRETCH FILMS/PLASTIC FILMS AT A CONTROLLED TEMPERATURE Public/Granted day:2019-05-16
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