Determination of a degradation-induced limit for the consolidation of CF/PEEK composites using a thermo-kinetic viscosity model

Autor: Olivier De Almeida, Lisa Feuillerat, Jean-Charles Fontanier, Fabrice Schmidt

Publikováno v: Composites Part A: Applied Science and Manufacturing
Composites Part A: Applied Science and Manufacturing, 2022, 158, pp.106943. ⟨10.1016/j.compositesa.2022.106943⟩

International audience; In order to assess the impact of the thermal degradation of PEEK on the consolidation ofcomposite preforms, an impregnation model taking into account degradation is proposed.It includes a viscosity model based on a double Arrh

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::32013c04e11f950c3aab96b8a1525d8e
https://doi.org/10.1016/j.compositesa.2022.106943

Effect of poly(ether ether ketone) degradation on commingled fabrics consolidation

Autor: Olivier de Almeida, Jean-Charles Fontanier, Fabrice Schmidt, Lisa Feuillerat

Publikováno v: Composites Part A: Applied Science and Manufacturing
Composites Part A: Applied Science and Manufacturing, Elsevier, 2021, 149, pp.1-9/106482. ⟨10.1016/j.compositesa.2021.106482⟩
Composites Part A: Applied Science and Manufacturing, 2021, 149, pp.1-9/106482. ⟨10.1016/j.compositesa.2021.106482⟩

International audience; The effects of poly(ether ether ketone) (PEEK) degradation on consolidation of commingled preforms have been investigated. Contrary to what could be expected, under the same processing conditions, consolidation of the preforms

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::01b5bc2e5ea614ede84751dc24a5d9c2
https://hal-mines-albi.archives-ouvertes.fr/hal-03247552/document

Effect of melt spinning on the integrity of poly(ether ether ketone) for commingled yarn based composite preforms

Autor: Pascal Rumeau, Olivier de Almeida, Fabrice Schmidt, Carole Aubry, Jean-Charles Fontanier, Lisa Feuillerat

Publikováno v: Polymer Degradation and Stability
Polymer Degradation and Stability, 2021, 191, pp.109686. ⟨10.1016/j.polymdegradstab.2021.109686⟩
Polymer Degradation and Stability, Elsevier, 2021, 191, pp.109686. ⟨10.1016/j.polymdegradstab.2021.109686⟩

International audience; PEEK yarns are used for commingled yarn based preforms in order to manufacture high performance thermoplastic composites. In a previous work, characterizations of PEEK commingled yarns revealed degradation, causing poor consol

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bcb7867003803e2dfff1ec298a88629d
https://imt-mines-albi.hal.science/hal-03306883/document

Integrity of PEEK in composite semi-finished products and its impact on impregnation

Autor: Lisa FEUILLERAT, Olivier de Almeida, Jean-Charles Fontanier, Fabrice Schmidt

Publikováno v: HAL
sciencesconf.org:jnc21:234542
JNC 21 : Journées Nationales sur les Composites 2019
JNC 21 : Journées Nationales sur les Composites 2019, École Nationale Supérieure d'Arts et Métiers (ENSAM)-Bordeaux, Jul 2019, Bordeaux, Talence, France. 10 p

National audience; The degradation of different semi-finishedproducts carbon/poly(ether ether ketone) (PEEK) and its impact on consolidation quality have been studied. Fourier Transform Infrared spectrophotometry (FTIR) in ATRmode and calorimetric an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::8b2882194eabbf0e4b409653186a128d
https://hal.archives-ouvertes.fr/hal-02424003