Title:
PROCESS FOR PRODUCING FLEXIBLE CONTAINERS
Document Type and Number:
WIPO Patent Application WO/2018/191942
Kind Code:
A1
Abstract:
A process for producing a flexible container is provided and includes: A. providing a heat seal apparatus having a first seal plate structure comprising a movable blade member and an opposing second seal plate structure comprising a channel aligned with the blade member, and a bumper member located in the channel; B. placing a continuous web between the seal plate structures, the web comprising a plurality of multilayer films; C. moving the blade member from a retracted position to an extended position; D. cutting the continuous web with the blade member; and E. contacting the bumper member with a cutting edge of the blade member, when the blade member is in the extended position. The process can reduce wear and damage to the cutting element of the heat seal apparatus.
Inventors:
CHEN FEI (CN)
LI BIN (CN)
PENG XUN DE (CN)
LI BIN (CN)
PENG XUN DE (CN)
Application Number:
PCT/CN2017/081399
Publication Date:
October 25, 2018
Filing Date:
April 21, 2017
Export Citation:
Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
CHEN FEI (CN)
LI BIN (CN)
PENG XUN DE (CN)
CHEN FEI (CN)
LI BIN (CN)
PENG XUN DE (CN)
International Classes:
B65B61/06; B65B51/10
Foreign References:
| JP2012153385A | 2012-08-16 | |||
| CN204624027U | 2015-09-09 | |||
| JP2006036328A | 2006-02-09 | |||
| CN202163637U | 2012-03-14 |
Attorney, Agent or Firm:
WU, FENG & ZHANG CO. (CN)
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