Difference between revisions of "Rubber"

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|Polystyrene||Compounded with a wide variety of materials
 
|Polystyrene||Compounded with a wide variety of materials
 
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|Nitrile rubber (NBR)||
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|Nitrile rubber (NBR)||Some NBR are blended with PVC and contain chloride
 
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|Styrene-butadiene rubber (SBR)||Tendency to crawl; Compounded with a wide variety of materials
Styrene-butadiene rubber (SBR)
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|Acrylonitrile butadiene styrene (ABS)||Compounded with a wide variety of materials
Tendency to crawlCompounded with a wide variety of materials.
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Acrylonitrile butadiene styrene (ABS)||Compounded with a wide variety of materials
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|Ethylene Propylene Rubber (EPR)
See Cameo page
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Compounded with a wide variety of materials.
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|Ethylene Propylene Diene (EPDM) - wikipedia link||May be crosslinked with other products with sulfur vulcanization
Ethylene Propylene Rubber (EPR)
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See Cameo Page
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|Butyl rubber (Isoprene)
 
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|Neoprene (polychloroprene)||Chlorinated, may off-gas acids
Ethylene Propylene Diene (EPDM) - wikipedia link
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|Polysulfide||May contain PCB’s, can cause damage to metals when in contact with stainless and carbon steels
 
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May be crosslinked with other products with sulfur vulcanization.
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|Polyurethane (Spandex)||Problematic class of materials
Butyl rubber (Isoprene)
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See Cameo Page
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|Silicone Rubber  - wikipedia||Off-gassing depends on the initial curing system, platinum based cures have no offgassing; condensation cures can produce acid, neutral or basic chemicals during curing; peroxide cures can produce ketones or chlorinated aromatic chemicals as the material ages and breaks down.
 
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Neoprene (polychloroprene)
 
See Cameo Page
 
Chlorinated, may off-gas acids
 
Polysulfide
 
 
 
 
 
May contain PCB’s, can cause damage to metals when in contact with stainless and carbon steels.
 
polyurethane
 
Spandex is the most similar to natural rubber
 
Problematic class of materials
 
Silicone Rubber  - wikipedia
 
See Cameo Page
 
Off-gassing depends on the initial curing system, platinum based cures have no offgassing; condensation cures can produce acid, neutral or basic chemicals during curing; peroxide cures can produce ketones or chlorinated aromatic chemicals as the material ages and breaks down.
 
 
 
  
 
'''Applications'''
 
'''Applications'''

Revision as of 08:19, 2 July 2020

Description


Table of Selected polymers belonging to this polymer class (links are for CAMEO pages)

Polymer name Properties of Concern
Polybutadiene (Buna) Compounded with a wide variety of materials
Polystyrene Compounded with a wide variety of materials
Nitrile rubber (NBR) Some NBR are blended with PVC and contain chloride
Styrene-butadiene rubber (SBR) Tendency to crawl; Compounded with a wide variety of materials
Acrylonitrile butadiene styrene (ABS) Compounded with a wide variety of materials
Ethylene Propylene Rubber (EPR)
Ethylene Propylene Diene (EPDM) - wikipedia link May be crosslinked with other products with sulfur vulcanization
Butyl rubber (Isoprene)
Neoprene (polychloroprene) Chlorinated, may off-gas acids
Polysulfide May contain PCB’s, can cause damage to metals when in contact with stainless and carbon steels
Polyurethane (Spandex) Problematic class of materials
Silicone Rubber - wikipedia Off-gassing depends on the initial curing system, platinum based cures have no offgassing; condensation cures can produce acid, neutral or basic chemicals during curing; peroxide cures can produce ketones or chlorinated aromatic chemicals as the material ages and breaks down.

Applications

Personal Risks

Environmental Risks

Collection Risks

Working Properties

Forms/Sizes

Additional Information See Rubber, natural; Rubber, chlorinated; or Rubber, synthetic

Resources and Citations

  • Contributions: Molly McGrath