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 | ||
|- | |- | ||
| − | |Nitrile rubber (NBR)|| | + | |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 |
| − | Styrene-butadiene rubber (SBR) | + | |- |
| − | + | |Acrylonitrile butadiene styrene (ABS)||Compounded with a wide variety of materials | |
| − | Tendency to crawl | + | |- |
| − | 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 | |
| − | Ethylene Propylene Rubber (EPR) | + | |- |
| − | + | |Butyl rubber (Isoprene) | |
| − | + | |- | |
| − | + | |Neoprene (polychloroprene)||Chlorinated, may off-gas acids | |
| − | Ethylene Propylene Diene (EPDM) - wikipedia link | + | |- |
| − | + | |Polysulfide||May contain PCB’s, can cause damage to metals when in contact with stainless and carbon steels | |
| − | + | |- | |
| − | May be crosslinked with other products with sulfur vulcanization | + | |Polyurethane (Spandex)||Problematic class of materials |
| − | Butyl rubber (Isoprene) | + | |- |
| − | + | |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. | |
| − | + | |} | |
| − | |||
| − | 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 | ||
| − | |||
| − | 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''' | '''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