{"id":"W4386379839","doi":"10.1021/acsapm.3c01431","title":"Catalyst-Free Synthesis of Betulin-Based Polyurethane Elastomers with Outstanding Mechanical Properties and Solvent Resistance","year":2023,"lang":"en","type":"article","venue":"ACS Applied Polymer Materials","topic":"Polymer composites and self-healing","field":"Materials Science","cited_by":17,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"National Key Research and Development Program of China; Natural Sciences and Engineering Research Council of Canada; Ningbo Municipal Bureau of Science and Technology","keywords":"Betulin; Materials science; Elastomer; Ultimate tensile strength; Polyurethane; Chemical engineering; Thermal stability; Thermal decomposition; Raw material; Catalysis; Solvent; Biomass (ecology); Organic chemistry; Composite material; Chemistry","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0007362419,0.0003406462,0.0007161842,0.000203105,0.0002241558,0.0001441956,0.000500894,0.0001334832,0.0001072455],"category_scores_gemma":[0.00004310056,0.0002602854,0.00004448912,0.0003402142,0.0002609388,0.000102965,0.0002500923,0.0000740223,0.00003988024],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004252743,"about_ca_system_score_gemma":0.00009943882,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002251612,"about_ca_topic_score_gemma":0.00003831768,"domain_scores_codex":[0.9975328,0.0001013734,0.0006375638,0.000564029,0.0005298708,0.0006343393],"domain_scores_gemma":[0.9985467,0.0002201808,0.0003362544,0.0006959124,0.00004258559,0.0001584217],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0009502411,0.00003611789,0.00001970654,0.0003068122,0.00004297566,0.000009624294,0.000290286,0.00001932937,0.9959196,0.002229727,0.00008728849,0.00008832401],"study_design_scores_gemma":[0.0006705117,0.00006090435,0.00006810534,0.0002430832,0.000116739,0.000004363843,0.0002675384,0.00001529362,0.9980224,0.0001486408,0.0000449545,0.0003374416],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9971354,0.0007384889,0.0001235774,0.0005734971,0.0002499421,0.0003724055,0.0003195285,0.0002374347,0.0002497162],"genre_scores_gemma":[0.9986236,0.00003660357,0.0007649383,0.0001186001,0.0000925722,0.0001557497,0.00002460052,0.0000662938,0.0001170353],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002102856,"threshold_uncertainty_score":0.9999849,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01869758706770856,"score_gpt":0.2136906084089265,"score_spread":0.194993021341218,"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."}}