The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6...
-
Upload
kacie-tollett -
Category
Documents
-
view
244 -
download
1
Transcript of The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6...
![Page 1: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/1.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Understanding Thermoset
Plastic Materials
Prepared by the IAPD Education Committee (Module 6)
Presented courtesy of Modern Plastics Inc.
![Page 2: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/2.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Thermosets
• Resin
• Thermoset vs. thermoplastic
![Page 3: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/3.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
ThermosetsTypes
• Laminates• Composites• Polyurethanes
![Page 4: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/4.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Thermoset Laminates
• Phenolics• Epoxies• Melamines• Silicones• Polyesters• Composites
![Page 5: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/5.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Laminates Key Characteristics
• Corrosion resistant
• Good insulating characteristics at low temperatures
• Good machinability
![Page 6: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/6.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
LaminatesProcess
Heat and pressure applied to the top and bottom of the material.
Resin Binder
Reinforcing Substrate
![Page 7: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/7.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Laminates Types
• Paper based• Cotton based• Glass based• Synthetic fabric based
![Page 8: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/8.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Phenolic Laminates Strengths
• High degree of resistance to deforming under load
• Can withstand 149°C/300°F continuously• One of the hardest plastics available • Cross-linked phenolics are very resistant to
compressive loads
![Page 9: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/9.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Phenolic Laminates Limitations
• Brittleness
• Impact resistance
• Moisture resistance is limited
• Resins darken when exposed to heat and ultra
violet light
![Page 10: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/10.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Phenolic Laminates Types
• Paper based
– Grades X, XX, XXX, XP,
XXP, XXXP, XPC, XXPC
and XXXPC
• Cotton based– Grades C, CE, CYB, L, LE,
LYB, LM
![Page 11: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/11.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Phenolic Laminates Applications
• Wiring devices• Switch gear• Circuit breakers• Insulators• Gears• Wear guides• Pulleys• Rollers
![Page 12: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/12.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Epoxy Laminates Strengths
• Offer virtually no water absorption
• Good insulating and electrical properties
• Excellent dimensional stability
• Good temperature and chemical resistance
![Page 13: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/13.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Epoxy Laminates Limitations
• Brittle
• Poor UV resistance
• Poor weathering resistance
![Page 14: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/14.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Epoxy Laminates Types
• G-10• FR-4• G-11• FR-5
![Page 15: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/15.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Epoxy Laminates Applications
• Electrical insulators
• Circuit board backing
• Construction
• Aviation/aerospace
![Page 16: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/16.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Melamine LaminatesStrengths
• Made from melamine and formaldehyde resins• Usually used as a laminate with cloth• Easily produced in an unlimited range of colors• Good electrical properties under humid conditions• Excellent arc-tracking resistance• Excellent compressive strength• Good physical properties• Very good solvent resistance• Can withstand temperatures of 204°C/400°F • Good chemical and weather resistance• Strong mechanical properties
![Page 17: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/17.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Melamine LaminatesLimitations
• Can be attacked by strong acids• Brittleness• Poor resistance to organic solvents• Difficult to bond• High cost
![Page 18: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/18.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Melamine LaminatesTypes
• G-5• G-9
![Page 19: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/19.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Melamine LaminatesApplications
• Welding rod holders
• Heavy duty switch gears
• High temperature switches
• Electrical insulators
![Page 20: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/20.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Silicone LaminatesStrengths
• Retain properties over a wide temperature range
• Remain flexible down to negative 16ºC/60ºF• High degree of biocompatibility
![Page 21: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/21.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Silicone LaminatesLimitations
• Tensile strength low• Abrasion resistance low• Swell in oils, fuels and other solvents
![Page 22: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/22.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Silicone LaminatesType
• G-7 (glass cloth reinforced silicone)
![Page 23: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/23.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Silicone LaminatesApplications
• Sealants• Gaskets• Medical
![Page 24: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/24.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyester LaminatesStrengths
• Low cost• Good arc and track resistance
![Page 25: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/25.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyester LaminatesLimitations
• Lower abrasion resistance • Brittle• Great change to electrical properties in humid
environments
![Page 26: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/26.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyester LaminatesTypes
• GPO-1• GPO-2• GPO-3
![Page 27: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/27.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyester LaminatesApplications
• Structural profiles• Sodering pallets
![Page 28: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/28.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Composites - Thermosetting Matrix
• History• Definition
![Page 29: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/29.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
CompositesMaterials
• Polyester and vinyl esters• Epoxy• Bismaleimides (BMI)• Polyimides• Polyureas
– Cyanate ester and phenolic triazine (PT)
![Page 30: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/30.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyurethane (PUR)Strengths
• Good abrasion resistance
• Good toughness
• Very high tear resistance
• High load bearing ability
• High impact resistance
• Good elastomeric memory
![Page 31: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/31.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
PolyurethaneLimitations
• Hot water limitation 82°C/180°F
• Poor chemical resistance to strong acids,
bases and certain solvents
![Page 32: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/32.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyurethane and the Environment
• TDI
• MDI
• Processes
![Page 33: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/33.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
PolyurethaneHardness Chart
![Page 34: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/34.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
PolyurethaneApplications
• Automotive• Building and construction• Furniture and mattresses• Insulation for refrigerators, shipping
containers, tanks, pipes
![Page 35: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/35.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyurethane Urethane Types
• Polyether
• Polyester
![Page 36: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/36.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyether Urethane Strengths
• Better water resistance
• Better dynamic properties
• Better low temperature properties
![Page 37: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/37.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyether Urethane Limitations
• Lower abrasion resistance than polyesters• Stiffer material than polyesters• More likely to tear
![Page 38: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/38.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyether Urethane Applications
• Bushings• Idler rollers• Printing machine rolls• Hydraulic seals• Elevator wheels• Paper mill rolls
![Page 39: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/39.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyester UrethaneStrengths
• Higher physical properties• Generally softer than polyether • Stronger cut and tear resistance• Better oil and heat aging resistance• Meets FDA requirements for wet food
applications
![Page 40: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/40.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyester Urethane Limitations
• Poor resistance to hydrolysis (moisture absorption)
• Less resilient than polyethers • Poor low temperature performance
![Page 41: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/41.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyester Urethane Applications
• Cutter bars on printing machines• Wear pads • Tumbler liners• Squeegees• Office equipment rollers
![Page 42: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/42.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
Polyurethane's Product Range Comparisons to Other Materials
![Page 43: The International Association of Plastics Distributors The IAPD Plastics Primer, Module 6 Understanding Thermoset Plastic Materials Prepared by the IAPD.](https://reader035.fdocuments.us/reader035/viewer/2022081422/55180de5550346a0438b4685/html5/thumbnails/43.jpg)
The IAPD Plastics Primer, Module 6The IAPD Plastics Primer, Module 6
The International Association of Plastics DistributorsThe International Association of Plastics Distributors
The End