Kylie Diges CBE 555 April 23, 2012. Outline History of Paper Manual Papermaking Industrial...
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Papermaking TechnologyKylie Diges
CBE 555April 23, 2012
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OutlineHistory of PaperManual PapermakingIndustrial Papermaking ProcessUpcoming Technologies
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What is paper?
A thin material produced by pressing fibers together.
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History of Paper2400 B.C- papyrus
(ancient Egyptians)
105 A.D. – Modern concept of paper (China)
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Manual PapermakingProcess used up until the 19th centuryOverall Process:
Fiber preparationSheet formingPressingDrying
Limitation: The size of the sheet was limited to the size of the frame.
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Industrial PapermakingFirst introduced early 1800’sStill follows the same general procedure
used in manual paper making fiber preparation, sheet forming, pressing,
drying
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Paper MachinesPulping & Stock PreparationHave 4 main sections:
Forming PressDrying Calender
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Pulping Overview:
http://www.youtube.com/watch?v=jGH7kQ30SKo&feature=related
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Forming SectionHeadbox
Slice
WireDandy Roll
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Press Section
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Drying Section
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Yankee Dryer/Crepinghttp://www.youtube.com/watch?v=0_36tnbHc
2Q
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Calender SectionCalender: series of
hard pressure rollers used to smooth the sheet
Slitter & Rewinder
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Paper Machine Videohttp://www.youtube.com/watch?v=7SdJtYkAz
Tw&feature=related
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Fiber SourcesFibers are typically made of cellulose pulp
Current: cotton, wood, wastepaper, synthetic fibers
Historically: plant pitch, bark, pressed animal skin
Alternative fiberswheat, barley, oat, rye and rice straws or
sugarcane
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References http://earth911.com/recycling/paper/what-is-paper-and-how-is-it-
made/ http://how-to-make-paper.com/index.php?
option=com_content&task=view&id=33&Itemid=48 http://totallyhistory.com/the-invention-of-paper/ http://inventors.about.com/od/pstartinventions/a/papermaking.htm http://www.britannica.com/EBchecked/topic/1357055/papermaking/
82432/Fibre-sources http://www.albint.com/businesses/pmc/Pages/default.aspx Iggesund Paperboard AB (2008). Paperboard the Iggesund Way. p. 15. http://www.wilsonhurst.com/technology/paper/paper.htm http://www.paper-machinery.com/dictionary/Fourdrinier_Wire.asp http://www.ecy.wa.gov/programs/air/pdfs/pulpmil3.pdf http://www.paperhall.org/info/glossary.html http://www.jefflindsay.com/tissue.shtml http://www.sca.com/Global/Publicationpapers/pdf/Brochures/
Papermaking.pdf?epslanguage=en http://informinc.org/pages/index.php?
option=com_content&view=article&id=179
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Questions?