{"id":11508,"date":"2026-03-23T11:31:42","date_gmt":"2026-03-23T10:31:42","guid":{"rendered":"https:\/\/hybster.com\/matiere-plastique\/copolyesthere\/"},"modified":"2026-04-02T22:43:30","modified_gmt":"2026-04-02T20:43:30","slug":"copolyesthere","status":"publish","type":"matiere-plastique","link":"https:\/\/hybster.com\/en\/matiere-plastique\/copolyesthere\/","title":{"rendered":"CoPolyesth\u00e9re"},"content":{"rendered":"","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false},"famille-de-matiere":[],"class_list":["post-11508","matiere-plastique","type-matiere-plastique","status-publish","hentry"],"acf":{"nom_commercial":"","sigle":"PET","matiere_famille_brut":"Copolyester","renforce":"","filler_reinforcement_raw":"","process_compatibles":"injection","normes_certifications":"UL94 HB, RoHS, FDA","ul94":"HB","tg":76,"tm":255,"hdt":80,"temp_usage_min":-40,"temp_usage_max":70,"temp_transfo_min":265,"temp_transfo_max":290,"retrait_min":1.5,"retrait_max":2.3,"density_g_cm3":"1.19 to 1.33 (ASTM D1505); 1.16 to 1.32 (ASTM D792); 1.18 to 1.39 (ISO 1183)","charpy_notched_iso179_kj_m2":"2.3 to 80","durometer_shore_a":"","durometer_shore_d":"","flexural_modulus_mpa":"1540 to 2520 (ASTM D790); 1490 to 2110 (ISO 178)","flexural_strength_mpa":"110","tensile_modulus_mpa":"1540 to 2310 (ASTM D638); 1400 to 1990 (ASTM D882); 1490 to 2200 (ASTM D882); 1540 to 2600 (ISO 527-1); 0.896 to 2.65 (ISO 527-3)","tensile_strength_mpa":"23.4 to 58.0 (ASTM D638, Break); 42.8 to 52.2 (ASTM D638, Yield); 40.3 to 52.0 (MD, ASTM D882, Yield); 38.5 to 54.0 (TD, ASTM D882, Yield); 56.2 to 59.3 (MD, ASTM D882, Break); 38.7 to 59.1 (TD, ASTM D882, Break); 20.0 to 58.0 (ISO 527-1, -2, Break); 43.0 to 54.3 (ISO 527-1, -2, Yield); 24.5 to 47.9 (ISO 527-1, -3)","tensile_elongation_pct":"37 to 340 (ASTM D638, Break); 4.0 to 7.0 (ASTM D638, Yield); 4.0 to 410 (MD, ASTM D882, Break); 4.0 to 8.0 (TD, ASTM D882, Break); 3.9 to 8.0 (MD, ASTM D882, Yield); 4.0 to 400 (TD, ASTM D882, Break); 3.9 to 7.0 (ISO 527-1, -2, Yield); 3.7 to 210 (ISO 527-1, -2, Break); 470 to 610 (ISO 527-1, -3, Break)","mecanique_note":3,"thermique_note":2,"chimique_note":3,"uv_note":3,"difficulte_injection":3,"recyclabilite_score":5,"mecanique_score":60,"thermique_score":45,"chimique_score":55,"uv_score":50,"process_score":65,"esthetique_score":80,"durabilite_score":65,"cout_score":75,"transparent":false,"contact_alimentaire":false,"recycle":false,"biosource":false,"ignifuge":false,"uv_resistant":false,"recycle_code":"1 (PET)","features":"","commentaire_chimie":"Le PET pr\u00e9sente une bonne r\u00e9sistance aux acides dilu\u00e9s, alcools et huiles min\u00e9rales \u00e0 T\u00b0 ambiante. Sensible \u00e0 l'hydrolyse en milieu acide ou basique \u00e0 chaud. D\u00e9gradation progressive par les UV sans stabilisants. Le PETG est plus r\u00e9sistant au stress-cracking chimique.","applications_recommandees":"Bouteilles alimentaires et boissons, emballages sous vide, films haute barri\u00e8re, fibrann\u00e9s polyester, composants automobiles (PETG), \u00e9quipements m\u00e9dicaux non st\u00e9rilisables, textiles techniques (polyester)","uses":"","faq_recyclage":"Le PET (code 1) est le plastique le plus recycl\u00e9 au monde. Des fili\u00e8res tr\u00e8s d\u00e9velopp\u00e9es permettent de produire du r-PET food-grade pour bouteilles, fibres textiles et pi\u00e8ces techniques. Objectif 90 % de collecte en UE d'ici 2029.","faq_injection":"Injection entre 265\u2013290 \u00b0C, moule \u00e0 10\u201330 \u00b0C (amorphe) ou 130\u2013150 \u00b0C (semi-cristallin). Pr\u00e9-s\u00e9chage imp\u00e9ratif : 4\u20136 h \u00e0 160 \u00b0C. Tr\u00e8s hygroscopique \u2192 d\u00e9gradation hydrolytique si humide.","faq_alimentaire":"Le PET est le standard de l'emballage alimentaire (FDA, EFSA, r\u00e8glement UE 10\/2011). Approuv\u00e9 pour tous types d'aliments y compris boissons carbonat\u00e9es, huiles et aliments acides. 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