<p>ISO 25137-1:2009 establishes a system of designation for sulfone polymer moulding and extrusion materials, including polysulfone (PSU), polyethersulfone (PESU) and polyphenylsulfone (PPSU), which may be used as the basis for specifications.</p>
<p>The types of sulfone plastic are differentiated from each other by a classification system based on appropriate levels of the designatory properties</p>
<ol>
<li>temperature of deflection under load,</li>
<li>melt mass-flow rate,</li>
<li>Charpy notched impact strength,</li>
<li>tensile modulus and</li>
<li>yield stress,</li>
</ol>
<p>and on information about composition, intended application and/or method of processing, important properties, additives, colorants, fillers and reinforcing materials.</p>
<p>This part of ISO 25137 is applicable to all sulfone polymers that contain ether oxygen, which is a necessary component of the polymers as in the diphenyl sulfone moiety.</p>
<p>It applies to sulfone polymer materials ready for normal use in the form of powder, granules or pellets, unmodified or modified by colorants, additives, fillers, etc.</p>
Registration number (WIID)
42772
Scope
<p>ISO 25137-1:2009 establishes a system of designation for sulfone polymer moulding and extrusion materials, including polysulfone (PSU), polyethersulfone (PESU) and polyphenylsulfone (PPSU), which may be used as the basis for specifications.</p>
<p>The types of sulfone plastic are differentiated from each other by a classification system based on appropriate levels of the designatory properties</p>
<ol>
<li>temperature of deflection under load,</li>
<li>melt mass-flow rate,</li>
<li>Charpy notched impact strength,</li>
<li>tensile modulus and</li>
<li>yield stress,</li>
</ol>
<p>and on information about composition, intended application and/or method of processing, important properties, additives, colorants, fillers and reinforcing materials.</p>
<p>This part of ISO 25137 is applicable to all sulfone polymers that contain ether oxygen, which is a necessary component of the polymers as in the diphenyl sulfone moiety.</p>
<p>It applies to sulfone polymer materials ready for normal use in the form of powder, granules or pellets, unmodified or modified by colorants, additives, fillers, etc.</p>
