Abstract

Polyethylene terephthalate (PET) sheets show promise for application in origami-based engineering design. Origami-based engineering provides advantages that are not readily available in traditional engineering design methods. Several processing methods were examined to identify trends and determine the effect of processing of PET sheets on the crease properties of origami mechanisms in PET. Various annealing times, temperatures, and cooling rates were evaluated and data collected for over 1000 samples. It was determined that annealing temperature plays the largest role in crease response. An increase in the crystallinity of a PET sheet while in the folded state likely increases the force response of the crease in PET sheets. An annealing time of at least 60 min at 160 °C–180 °C with a quick cooling results in a high force response in the crease. The effectiveness of the processing methods was demonstrated in several origami patterns of various complexities.

Highlights

  • Data Set for “Heat Set Creases in Polyethylene Terephthalate (PET) Sheets to Enable Origami-Based Applications”. This data set includes the raw data from the tests described in the research paper “Heat Set Creases in Polyethylene Terephthalate (PET) Sheets to Enable Origami-Based Applications” by Brandon Sargent, Nathan Brown, Brian D

  • Are the names of the files followed by an explanation of its contents: ForceMax_Complete. This reports the max force for every sample reported with the corresponding testing conditions: annealing temperature, anneal time and cooling rate (0 represents drop cool condition, 1 represents slow cool condition)

  • This file does not contain duplicate test data but includes data from last test of each testing condition. This reports the force drop observed in the stress relaxation tests, including data from duplicate tests. These values are reported with the corresponding testing conditions: annealing temperature, anneal time and cooling rate (0 represents drop cool condition, 1 represents slow cool condition)

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Summary

BYU ScholarsArchive Citation

Larry L.; Brown, Nathan C.; Sargent, Brandon S.; Jensen, Brian D.; Magleby, Spencer P.; and Pitt, William G., "Heat Set Creases in Polyethylene Terephthalate (PET)Sheets to Enable Origami-Based. This data is available at BYU ScholarsArchive: https://scholarsarchive.byu.edu/data/8. Data Set for “Heat Set Creases in Polyethylene Terephthalate (PET) Sheets to Enable Origami-Based Applications”. This data set includes the raw data from the tests described in the research paper “Heat Set Creases in Polyethylene Terephthalate (PET) Sheets to Enable Origami-Based Applications” by Brandon Sargent, Nathan Brown, Brian D.

Annealing Data
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