Polyphthalamide
id:
polyphthalamide-162-14266063
title:
Polyphthalamide
text:
Polyphthalamide is a subset of thermoplastic synthetic resins in the polyamide (nylon) family defined as when 55% or more moles of the carboxylic acid portion of the repeating unit in the polymer chain is composed of a combination of terephthalic (TPA) and isophthalic (IPA) acids. The substitution of aliphatic diacids by aromatic diacids in the polymer backbone increases the melting point, glass transition temperature, chemical resistance and stiffness. PPA based resins are molded into parts to
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Polyphthalamide
date created:
2005-09-05T21:31:24Z
date modified:
2024-08-28T01:03:01Z
main entity:
{"identifier":"Q146194","url":"https://www.wikidata.org/entity/Q146194"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/7/73/Polyphthalamid.svg","width":567,"height":301}
fields total:
13
integrity:
15