{"id":"W3205414983","doi":"10.1007/s13233-021-9201-6","title":"Retraction Note to: Viscoelastic Behavior and Mechanical Properties of Polypropylene/Nano-Calcium Carbonate Nanocomposites Modified by a Coupling Agent","year":2021,"lang":"en","type":"article","venue":"Macromolecular Research","topic":"Polymer Nanocomposites and Properties","field":"Materials Science","cited_by":0,"is_retracted":true,"has_abstract":false,"ca_institutions":"Toronto Metropolitan University","funders":"","keywords":"Polypropylene; Nanochemistry; Nanocomposite; Coupling (piping); Viscoelasticity; Materials science; Nano-; Calcium carbonate; Polymer science; Composite material; Nanotechnology","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0574043066504754,"score_gpt":0.3312628723873347,"score_spread":0.2738585657368593,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}