Invention Application
- Patent Title: EPDM Packaging System and Process
- Patent Title (中): EPDM包装系统和工艺
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Application No.: US14773896Application Date: 2014-03-14
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Publication No.: US20160039593A1Publication Date: 2016-02-11
- Inventor: Shrikant Dhodapkar , Remi Trottier , Santosh S. Bawiskar , Kyle D. Anderson
- Applicant: DOW GLOBAL TECHNOLOGIES LLC
- International Application: PCT/US2014/027665 WO 20140314
- Main IPC: B65D81/26
- IPC: B65D81/26 ; C08K3/36 ; C08J7/06 ; B65B1/04 ; B65B7/02

Abstract:
The present disclosure provides a packaging process and the resultant package produced from the process. The process includes introducing, into a mixing device, pellets composed of ethylene/propylene/diene polymer (EPDM). The EPDM comprises greater than 60 wt % units derived from ethylene. The pellets have a residual moisture content from 500 ppm to 2500 ppm. The process includes adding a silica-based powder to the mixing device and coating at least a portion of the pellets with the silica-based powder. The process includes sealing a bulk amount of the coated pellets in a bag made of a flexible polymeric film The process includes absorbing, with the silica-based powder, the residual moisture from the pellets, and preventing moisture condensation in the bag interior for a period from 7 days after the sealing step to 1000 days after the sealing step.
Public/Granted literature
- US10329071B2 EPDM packaging system and process Public/Granted day:2019-06-25
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