Apr 2006
1
Envelope Window Coverings
.
Impact on Envelope Recycling and Sustainability
Initiatives
EMA Plant Management CommitteeEMA Plant Management Committee
April 27, 2006April 27, 2006
Apr 2006
2
Window Coverings Agenda
• Envelope Recycling Envelope Recycling and the Impact of and the Impact of Window CoveringsWindow Coverings– ISRI / PSC– TAPPI
• Sustainability Sustainability Initiatives of Window Initiatives of Window Covering Covering ManufacturersManufacturers
Apr 2006
5
Sold by Grade
• Soft Mixed (1)Soft Mixed (1)• Mixed (2)Mixed (2)• Sorted Office (37)Sorted Office (37)• Plastic Windowed Plastic Windowed
Envelopes (S-30) Envelopes (S-30)
• typically allow 0.5 – 2.0 % typically allow 0.5 – 2.0 %
prohibited materialsprohibited materials
Paper Stock Chapter
sets standards
Apr 2006
10
Mill Comments• If the material is not useable If the material is not useable
fiber, separate it as early in the fiber, separate it as early in the process as possibleprocess as possible
• ““small bar on the pareto chart small bar on the pareto chart – nuisance problem”– nuisance problem”
• window envelope is preferred window envelope is preferred vs. an address labelvs. an address label
• shredding makes window shredding makes window coverings more difficult to coverings more difficult to separateseparate
• TISSUE MILLTISSUE MILLplastic adds to BTU value
Apr 2006
11
Paper Recycling - Summary
• CollectionCollection– grades of scrap paper that allow envelope window
coverings– There is no separation of envelopes by window
covering type• Pulping - Pulping - • De-trashing / ScreeningDe-trashing / Screening
materials removed include staples, film, UV cured coatings…
• Effect on EffluentEffect on Effluent– Envolution Study - Centre Technique du Papier International
Apr 2006
12
Envelope Window Coverings
• PolystyrenePolystyrene
• GlassineGlassine
• PLAPLA
• OthersOthers
Apr 2006
13
Sustainability’s Triple Bottom Line
The ultimate balance sheet, calling The ultimate balance sheet, calling attention to the three fundamental areas attention to the three fundamental areas
• economicseconomics
• environmentenvironment
• society society
Apr 2006
14
PLA Envelope Window Film Features
Uses significantly less Uses significantly less patch adhesivepatch adhesive
Outstanding wet fiber Outstanding wet fiber teartear
Great tear strengthGreat tear strength Remarkable stiffnessRemarkable stiffness Envelope and Envelope and
window can be window can be composted togethercomposted together
Can be Recyclable or Can be Recyclable or Repulpable in the Repulpable in the Repulping processRepulping process
Annually renewable and Annually renewable and sourced from a stable raw sourced from a stable raw material source – CORN ! material source – CORN !
Recognized by end users Recognized by end users as the environmentally as the environmentally friendly choicefriendly choice
Apr 2006
15
PLA Environmental Features
Greenhouse Gas Greenhouse Gas Neutral PolymerNeutral Polymer
Multiple sources of Multiple sources of annually renewable annually renewable feedstock'sfeedstock's Corn Wheat Rice Sugar Beets Sugar Cane
Can be recycled in a Can be recycled in a number of waysnumber of ways
Using 100 lbs of PLA film Using 100 lbs of PLA film instead of a petrol based instead of a petrol based film will:film will:– Save 50 liters(14 gal.) of gas– Power a 100 watt light bulb
for 8 months– Same as eliminating the
Carbon Dioxide emissions from an automobile over a 6-week period
• Clear Benefits that the Clear Benefits that the Consumer UnderstandsConsumer Understands
Apr 2006
17
Film Manufacturing
• Melt pellets and Melt pellets and convert to filmconvert to film
• Zero landfill policyZero landfill policy
• Most scrap is Most scrap is reprocessed reprocessed internallyinternally
• Residual sold to Residual sold to scrap plastic scrap plastic processorsprocessors
Apr 2006
18
Film Manufacturing
• Little scrap Little scrap generationgeneration– some edge trim– some start up scrap
Apr 2006
19
Packaging Material
• PalletsPallets• CoresCores• End boardsEnd boards• bandingbanding• stretch wrapstretch wrap
Apr 2006
20
Cores and End Boards
• Reused on thicker Reused on thicker films and sheetfilms and sheet
• End boards are sent End boards are sent back for re-useback for re-use
Apr 2006
21
Reusable Packing
Pallet that held master Pallet that held master rolls is cut in halfrolls is cut in half
Both halves are used to ship slit
rolls
Apr 2006
22
Film Manufacturing - Summary
• Zero landfill impactZero landfill impact– no plastic goes into landfill
• most reprocessed internally• minor amount sold to scrap dealers – like an
envelope manufacturer sells paper clippings
• Returnable PackagingReturnable Packaging
• Non returnable packaging is reusedNon returnable packaging is reused
Apr 2006
23
Reduce, Reuse, Recycle
• Use thinner film when you can Use thinner film when you can maintain productivity and qualitymaintain productivity and quality