{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp09_archetype_breadth150_20260804","research_id":"eoa_inverse_innovation_exp09_light_prior_art_20260804","cell_id":"modular_decomposition__chemistry_materials","search_lanes":{"direct_problem_and_intervention":{"queries":["galvanized steel enclosure three coat system zinc primer barrier midcoat UV topcoat","protective coating system primer intermediate topcoat functions corrosion barrier UV abrasion","galvanized steel waterborne coating one coat multifunctional formulation adhesion corrosion UV abrasion"],"source_ids":["SRC1","SRC4"],"no_result_note":null},"synonyms_and_historical_terms":{"queries":["duplex triplex protective paint system galvanized steel primer undercoat finish coat","multicoat corrosion protection system zinc coated steel tie coat intermediate coat finish coat"],"source_ids":["SRC1","SRC2","SRC4"],"no_result_note":null},"products_practices_and_standards":{"queries":["ISO 12944 protective paint systems surface preparation durability","NORSOK M-501 coating system pre-qualification inspection adhesion testing","NORSOK M-501 topcoat substitution same intermediate dry film thickness"],"source_ids":["SRC1","SRC2","SRC3"],"no_result_note":null},"component_combination":{"queries":["protective coating modular layer substitution topcoat interchangeability qualification","coating system interface contract surface preparation film thickness adhesion testing","primer intermediate topcoat compatibility whole coating system qualification"],"source_ids":["SRC2","SRC3","SRC4"],"no_result_note":null}},"sources":[{"source_id":"SRC1","title":"ISO 12944-5:2019 — Paints and varnishes — Corrosion protection of steel structures by protective paint systems — Part 5: Protective paint systems","publisher":"International Organization for Standardization","url":"https://www.iso.org/standard/77795.html","source_type":"OFFICIAL_STANDARD","claims_supported":["Protective corrosion control is conventionally designed and selected at paint-system level.","The standard covers commonly used paint types and systems and relates their selection to environment, surface preparation, and expected durability."]},{"source_id":"SRC2","title":"M-501 Surface protection and protective coating (2022)","publisher":"Standards Norway","url":"https://standard.no/en/sectors/petroleum/norsok-standards/m-material/m-5012022/","source_type":"OFFICIAL_STANDARD","claims_supported":["NORSOK M-501 specifies coating-material selection, surface preparation, application procedures, inspection, and performance assurance.","Its coating-system data sheets define substrate conditions, preparation, generic stack build-up, adhesion testing, pre-qualification, and inspection activities, closely resembling enforceable interlayer and reintegration requirements."]},{"source_id":"SRC3","title":"NORSOK M-501: Frequently asked questions","publisher":"Hempel A/S","url":"https://www.hempel.com/en-me/-/media/Files/Global/PDF/Quality/NORSOK/Hempel-Norsok_FAQ.pdf","source_type":"TRADE_PROFESSIONAL","claims_supported":["A topcoat may be changed within a pre-qualified system when the intermediate coat remains unchanged and the alternate topcoat has the same dry-film thickness.","System compliance is evidenced by mandatory third-party laboratory reporting, while some system changes require qualification of the whole system.","This is an established bounded substitution rule combining an interface condition with system-level qualification."]},{"source_id":"SRC4","title":"Introduction to structural steel primer selection","publisher":"Association for Materials Protection and Performance","url":"https://www.ampp.org/technical-research/what-is-corrosion/protective-coatings-learning-center/introduction-to-structural-steel-primer-selection","source_type":"TRADE_PROFESSIONAL","claims_supported":["Primers conventionally provide corrosion protection and a surface for topcoat adhesion, while topcoats may add corrosion protection or aesthetics.","Primer selection involves tradeoffs among surface preparation, service environment, lifetime, chemistry, cure or recoating behavior, and UV performance.","Epoxy UV degradation and the use of polyurethane topcoats support allocating environmental-durability duties across layers."]}],"problem_evidence":{"status":"PARTLY_SUPPORTED","finding":"The technical problem is visible in general form: coating selection entails coupled tradeoffs among preparation, chemistry, corrosion protection, adhesion, UV exposure, service environment, and recoating, while qualification is performed at coating-system level. The retained sources do not directly verify the laboratory-specific assertions that most changes to its current one-pot waterborne formulation trigger the complete test panel or that failure ownership is presently ambiguous.","source_ids":["SRC1","SRC2","SRC4"]},"closest_prior_art":[{"name":"NORSOK M-501 pre-qualified protective coating systems with conditional topcoat substitution","source_ids":["SRC2","SRC3"],"overlap":"Provides coating-system build-up, substrate and surface-preparation conditions, film-thickness constraints, adhesion and inspection requirements, system pre-qualification, and an explicit rule permitting a locally bounded topcoat substitution when the intermediate coat and topcoat thickness satisfy stated conditions.","remaining_difference":"The sources do not show named organizational stewards for each layer, nor a comparable substitution rule for primer and intermediate-coat changes. They also do not establish that the proposed workflow reduces laboratory investigation effort relative to ordinary pre-qualified-system practice."},{"name":"Conventional function-partitioned primer and topcoat practice","source_ids":["SRC1","SRC4"],"overlap":"Already partitions corrosion protection and substrate or topcoat adhesion into the primer and assigns exterior durability or appearance duties to a topcoat within an integrated protective paint system.","remaining_difference":"The sources do not expressly frame layer formulations as encapsulated modules or measure change-localization and defect-attribution benefits."}],"prior_art_disposition":"SUBSTANTIAL_COLLISION","contrastive_claim_remaining":"Beyond established conditional topcoat interchangeability, explicit layer stewardship and measurable interface contracts for primer and intermediate-coat changes will allow at least one such change to be investigated without reformulating adjacent layers and with fewer repeated tests or investigation hours than conventional pre-qualified-system practice, while still passing unchanged whole-stack qualification screens.","contrastive_claim_falsifier":"The remaining claim is falsified if controlled primer or intermediate-coat substitutions that pass local tests routinely require adjacent-layer reformulation, fail the declared interfaces or whole-stack screens, or do not reduce formulations touched, tests repeated, attribution time, or investigation hours relative to the conventional multilayer-system workflow.","gates":{"adequate_source_search":{"status":"PASS","rationale":"Four search lanes covered direct phrasing, older multilayer terminology, standards and practices, and component combinations. Exactly four opened sources from four publisher identities were retained, including two official standards sources.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"supported_problem":{"status":"PASS","rationale":"The general coupled coating-design and system-qualification problem is supported, although the proposal's laboratory-specific frequency and attribution claims remain unverified; this warrants PARTLY_SUPPORTED problem evidence.","source_ids":["SRC1","SRC2","SRC4"]},"distinct_testable_claim":{"status":"PASS","rationale":"After excluding conventional multilayer construction and established topcoat substitution, the narrower claim about primer or intermediate-coat localization, organizational stewardship, and reduced investigation scope remains falsifiable through measured substitutions.","source_ids":["SRC2","SRC3"]},"bounded_next_test":{"status":"PASS","rationale":"The proposed 18-coupon study is bounded and suitable for testing local failure detection, intercoat adhesion, interface stress, and assembled-stack coherence. It should also record formulations touched, tests repeated, person-hours, and attribution time to test the remaining contrast against established conditional substitution practice.","source_ids":["SRC2","SRC3"]},"no_obvious_safety_or_authority_stop":{"status":"PASS","rationale":"Benchtop coupons using approved materials under existing chemical-hygiene, ventilation, PPE, and waste procedures present no evident categorical stop. The proposal appropriately reserves production and specification approval to qualification authorities and preserves system-level testing.","source_ids":["SRC2","SRC4"]}},"screen_survival":false,"world_novelty_boundary":"This bounded search cannot establish world novelty, patentability, market size, expert acceptance, realized value, or freedom to operate. Physical function partitioning, detailed coating-system conditions, whole-system qualification, and even contract-like topcoat substitution are established prior practice. Only the narrower extension to locally stewarded primer or intermediate-coat substitution with demonstrably reduced investigation effort remains unresolved."}