Does methylene chloride CAS 75-09-2 dissolve plastic?
Yes, CAS 75-09-2 methylene chloride (dichloromethane) dissolves many types of plastics and resins.
It is highly effective at dissolving or softening thermoplastic polymers, examples:
- Dissolves: Polystyrene, polycarbonate (attacks it), acrylic (PMMA), some polyurethanes.
- Swells or Degrades: ABS, PVC, and can craze or soften many others.
- Resistant Plastics: Fluoropolymers like Teflon (PTFE), and certain types of polyethylene and polypropylene have better resistance.
Properties of methylene chloride CAS 75-09-2
| Chemical Name | Dichloromethane (DCM), Methylene Chloride (MDC) |
| CAS Registry Number | 75-09-2 |
| Chemical Formula | CH₂Cl₂ |
| Molecular Weight | 84.93 g/mol |
| Appearance | Clear, colorless liquid |
| Odor | Sweet, ether-like or chloroform-like |
| Melting Point | -96.7 °C (-142.1 °F) |
| Boiling Point | 39.6 °C (103.3 °F) |
| Density (at 20°C) | 1.3255 g/cm³ |
What types of products contain methylene chloride?
CAS 75-09-2 Methylene chloride is a common solvent used in laboratories at ISU. It has also been used in a variety of consumer and commercial applications including adhesives, paint and coating products, pharmaceuticals, metal cleaning, chemical processing, and aerosols. Although its use has already been phased out in most of these applications, some of these products are likely to still be present in a variety of work areas on campus.
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