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POLYPROPYLENE COPOLYMER [1 record]

Record 1 2016-03-08

English

Subject field(s)
  • Chemical Elements and Compounds
  • Plastic Materials
DEF

A thermoplastic polymer in which the CH2–CH– repeating units are partially replaced by ethylene and/or another alpha-olefin.

OBS

Although terms such as "block copolymers," "polypropylene alloys," "impact copolymers," "in situ blends," "reactor grade blends" and "chemical blends" are encountered in common usage, they are technically incorrect, inappropriate and misleading.

OBS

polypropylene copolymer: term and definition standardized by ISO.

French

Domaine(s)
  • Éléments et composés chimiques
  • Matières plastiques
DEF

Polymère thermoplastique dont les motifs répétés CH2-CH- sont en partie remplacés par l'éthylène et/ou une autre alpha-oléfine.

OBS

Bien que des termes tels que «copolymères séquencés», «alliages de polypropylène», «copolymères à impact», «mélanges in situ», «mélanges de qualité réacteur» et «mélanges chimiques» puissent être rencontrés dans l'usage courant, ils sont techniquement incorrects, inappropriés et trompeurs.

OBS

copolymère de polypropylène : terme et définition normalisés par l'ISO.

Spanish

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