{"public_id":"co_737b45581f11b649679004dad5d89a95","status":"active","merged_into_public_id":null,"resolved_public_id":"co_737b45581f11b649679004dad5d89a95","name":"Paraquat","description":"A commonly used agrichemical evaluated for its impact on polyethylene film degradation.","aliases":[],"types":["agrichemical"],"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"concept","status":"active","confidence":null,"origin_kinds":["extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":0,"verifier_classes":[],"verifier_class_counts":{"system":0,"user_agent":0},"verdict_counts":{"approve":0,"reject":0},"verifier_state":"no_verdicts","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","concept.status"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"papers":[{"corpus_id":94322279,"title":"The effect of common agrichemicals on the environmental stability of polyethylene films","citation_count":22,"url":"https://sah.borca.ai/papers/94322279"}],"claims":[{"public_id":"cl_001ff51d7926091c79e628299cb1d733","text":"In pigmented polyethylene film stabilized with hindered amine stabilizers, repeated Paraquat exposure produces the strongest degradation response, marked by higher carbonyl index, lower elongation at break, and higher tensile stress at yield relative to controls and other agrichemical treatments.","corpus_id":94322279,"url":"https://sah.borca.ai/claims/cl_001ff51d7926091c79e628299cb1d733"},{"public_id":"cl_2ce3e2b99780a3b730e22f72d9a52f5c","text":"Paraquat and Mancozeb accelerate photo-oxidative degradation of unstabilized clear polyethylene films, producing faster oxidation and shorter times to embrittlement than a polyethylene control.","corpus_id":94322279,"url":"https://sah.borca.ai/claims/cl_2ce3e2b99780a3b730e22f72d9a52f5c"},{"public_id":"cl_5f375f4cf8a74e3232bceae7628ce4d7","text":"Repeated application of Paraquat and Mancozeb during UV exposure further increases the degradation rate of unstabilized polyethylene films.","corpus_id":94322279,"url":"https://sah.borca.ai/claims/cl_5f375f4cf8a74e3232bceae7628ce4d7"}],"related_concepts":[],"resolved_url":"https://sah.borca.ai/concepts/co_737b45581f11b649679004dad5d89a95","url":"https://sah.borca.ai/concepts/co_737b45581f11b649679004dad5d89a95"}