{"id":"W4412719622","doi":"10.1002/mame.202500147","title":"Sustainable Synthesis of Polyurethane Using Hydroxyl‐Terminated Polybutadiene (HTPB) Derived From the Degradation of Butadiene Rubber with Fatty Alcohol","year":2025,"lang":"en","type":"article","venue":"Macromolecular Materials and Engineering","topic":"Polymer composites and self-healing","field":"Materials Science","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"Polytechnique Montréal","funders":"Southwest Research Institute","keywords":"Polyurethane; Materials science; Polybutadiene; Polyol; Hydroxyl-terminated polybutadiene; Hydroxyl value; Natural rubber; Castor oil; Transesterification; Organic chemistry; Catalysis; Polymer chemistry; Chemical engineering; Polymer; Composite material; Copolymer; Chemistry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001044757,0.0003674396,0.0001359938,0.0002611589,0.0001202017,0.0001980127,0.000129853,0.0002748873,0.0007327578],"category_scores_gemma":[0.0001046733,0.0001481653,0.0003163512,0.0002460399,0.0001202971,0.0003416614,0.0002587052,0.0003552244,0.0003882154],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001272057,"about_ca_system_score_gemma":0.0001882655,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001957983,"about_ca_topic_score_gemma":0.0005023307,"domain_scores_codex":[0.9999037,0.00001077887,0.000008647664,0.00001945517,0.00003467369,0.00002271427],"domain_scores_gemma":[0.99994,0.000008542663,0.00001968322,0.000007364292,0.00001111698,0.00001324613],"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":[0.00001374799,0.00001485923,0.00006778486,0.00007617304,0.000004254559,0.00006544489,0.00001306754,0.0001709065,0.9972762,0.0001267651,0.00001567462,0.002155046],"study_design_scores_gemma":[0.000002374885,0.0001048684,0.0003760324,0.000005590273,0.000006241999,0.00006067539,0.000009516388,0.0005332133,0.9974951,0.00003638398,0.001366892,0.00000331727],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9640547,0.00335318,0.02755673,0.0000775528,0.00006162139,0.00006943321,0.0002477969,0.000147377,0.004431649],"genre_scores_gemma":[0.9854434,0.001489562,0.01067474,0.00003149486,0.000009064845,0.00004347877,0.0001535015,0.0000253667,0.002129308],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0007327578,"threshold_uncertainty_score":0.002451301,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005590313536298174,"score_gpt":0.2020059041945317,"score_spread":0.1964155906582336,"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."}}