Term
HDPE Properties
nAdvantages |
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Definition
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Term
HDPE Properties
Disadvantages
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Definition
| Low oxygen-, hydrocarbon-, and flavor-barrier |
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Term
HDPE Applications
Injection molding
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Definition
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Term
LDPE and LLDPE Properties
Advantages
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Definition
Good moisture barrier
Good heat sealability (106 to 112ºC)
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Term
LDPE and LLDPE Properties
Disadvantages
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Definition
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Term
LDPE and LLDPE Applications
nExtrusion |
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Definition
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Term
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Definition
Excellent “live hinge” properties
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Term
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Definition
BOPP
Backbone of snack food/confection industries
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Term
| POLY(VINYL CHLORIDE) (PVC) |
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Definition
Additives required for usable results
(Slip agents, plasticizers, pigments, waxes, fillers, processing aids, impact modifiers, stabilizers, etc.)
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Term
PVC Properties
Advantages
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Definition
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Term
PVC Properties
Disadvantages
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Definition
1.Poor gas and moisture barrier
2.Required additives may not be suitable for end-use (food and drug packaging)
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Term
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Definition
Sheet-
Material of choice for thermoformed blister-packaging shells
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Term
PVDC Properties
Advantages and Disadvantage |
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Definition
(a/d) Exceptionally low permeability to BOTH water vapor and gases
(a/d) High cost limits
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Term
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Definition
Soft drink and other bottles
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Term
| POLY(VINYL ALCOHOL) and ETYLENE-VINYL ALCOHOL (PVAL/EVAL) |
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Definition
Common layer in co-extrusions (PP/EVAL/PE)
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Term
| ETHYLENE ACID COPOLYMERS and IONOMERS |
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Definition
Ionomers form excellent heat-seal bonds and can form a seal through fat contaminants
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Term
Poly(chlorotrifluoroethylene) (Aclar)
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Definition
Highest moisture-barrier properties
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Term
Acrylonitrile copolymer (BAREX) |
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Definition
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Term
EVAL>PVDC>Space1>PA>Space2>Space3>HDPE> PP>Space4 (best to worst barrier)
PET, LDPE, Barex, Aclar |
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Definition
EVAL>PVDC>Barex>PA>Aclar>PET>HDPE> PP>LDPE
(best to worst barrier)
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Term
Aclar>Space1>Space2>PP>LDPE>PET>Space 3>Space4>Space 5
(Best to worst barrier)
HDPE,PVC, PA, PVDC, Barex
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Definition
Aclar>PVDC>HDPE>PP>LDPE>PET> PVC>Barex>PA
(Best to worst barrier)
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Term
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Definition
nAntioxidants
nHeat stabilizers
nPlasticizers
nAnti-block and slip agents
nUV stabilizers
nLubricants
nPigments
nMineral fillers
nCross-linking agents
nAntistatic agents
nNucleating agents
nBlowing agents
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