{ "quarter": "2026-Q4", "window": [ "2026-09-01", "2026-11-30" ], "scanned_through": "2026-10-14", "updated": "2026-10-14T20:10:00+00:00", "model": "deepseek-flash", "llm_calls": 0, "usage": { "prompt_tokens": 0, "completion_tokens": 0 }, "note": "Machine-triaged discovery leads (DeepSeek flash). Not verified evidence: each needs primary-source review before it enters a quarterly issue.", "candidates": [ { "id": "doi:10.1126/sciadv.aee5160", "kind": "literature", "title": "Aqueous lignin adhesive for high-performance wood bonding", "venue": "Science Advances", "publisher": "American Association for the Advancement of Science (AAAS)", "authors": "Zhou, Wang, Hu et al.", "date": "2026-09-25", "date_precision": "day", "url": "https://doi.org/10.1126/sciadv.aee5160", "route": "lignin", "relevance": 1, "signal": "research", "application": "plywood", "summary": "A formaldehyde-free aqueous adhesive based on cysteine-functionalized lignin self-cured via amide bonds and bonded plywood with 4.0 MPa dry strength and high wet-strength retention.", "quote": "The solvent-free lignin adhesive for plywood outperforms commercial resins, demonstrating exceptional dry strength (4.0 MPa), high wet-strength retention (83.7%)", "flags": [], "shown": true }, { "id": "doi:10.1021/acs.jafc.6c12235", "kind": "literature", "title": "A Soybean Meal-Based Adhesive with Improved Hot-Pressing Efficiency and Water Resistance Fabricated from Polyamidoamine-Epichlorohydrin, Low-Cost Melamine-Urea-Glyoxal, and Blocked Polyurethane Resins", "venue": "Journal of Agricultural and Food Chemistry", "publisher": "American Chemical Society (ACS)", "authors": "Chang, Liu, Wei et al.", "date": "2026-09-17", "date_precision": "day", "url": "https://doi.org/10.1021/acs.jafc.6c12235", "route": "proteins", "relevance": 0.95, "signal": "research", "application": "plywood", "summary": "Soybean meal adhesive crosslinked with PAE, melamine-urea-glyoxal and blocked polyurethane reduced hot-pressing temperature and time for plywood bonding.", "quote": "The optimal SM/PAEc/MUG30/BPU5 adhesive exhibited a 12.5% lower hot-pressing temperature of 105 °C, a 20% shorter hot-pressing time of 4 min", "flags": [], "shown": true }, { "id": "doi:10.3390/polym18192312", "kind": "literature", "title": "A Formaldehyde-Free, Soy Protein-Based Adhesive with P-N-Si Synergistic Flame Retardancy for Plywood Application", "venue": "Polymers", "publisher": "MDPI AG", "authors": "Yang, Gascoin, Jiang et al.", "date": "2026-09-22", "date_precision": "day", "url": "https://doi.org/10.3390/polym18192312", "route": "proteins", "relevance": 0.95, "signal": "research", "application": "plywood", "summary": "A formaldehyde-free soy protein, collagen and MDI adhesive containing a phosphorus-nitrogen-silicon flame retardant was prepared and tested on eucalyptus plywood.", "quote": "to fabricate a flame-retardant adhesive for eucalyptus plywood.", "flags": [], "shown": true }, { "id": "doi:10.1002/pen.70857", "kind": "literature", "title": "Polyacrylamide Graft Modification of Alkali Lignin for Formaldehyde‐Free Wood Adhesives With Enhanced Bonding Strength, Fracture Resistance, and Water Resistance", "venue": "Polymer Engineering & Science", "publisher": "Wiley", "authors": "Lyu, Zhu, Fang et al.", "date": "2026-09-29", "date_precision": "day", "url": "https://doi.org/10.1002/pen.70857", "route": "lignin", "relevance": 0.95, "signal": "research", "application": "not stated", "summary": "Alkali lignin was grafted with polyacrylamide and combined with epoxy crosslinker triglycidylamine to give a formaldehyde-free wood adhesive.", "quote": "formaldehyde‐free lignin‐based wood adhesives with balanced bonding strength, fracture resistance, and water resistance", "flags": [], "shown": true }, { "id": "doi:10.1016/j.cej.2026.180219", "kind": "literature", "title": "Cysteine-protected lignin as a fully bio-based adhesive for high-performance wood bonding", "venue": "Chemical Engineering Journal", "publisher": "Elsevier BV", "authors": "Liu, Zhou, Chen et al.", "date": "2026-10-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.cej.2026.180219", "route": "lignin", "relevance": 0.95, "signal": "research", "application": "not stated", "summary": "Cysteine-protected lignin is reported as a fully bio-based adhesive for high-performance wood bonding.", "quote": "Cysteine-protected lignin as a fully bio-based adhesive for high-performance wood bonding", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1021/acsapm.6c02724", "kind": "literature", "title": "Bonding Properties and Antifungal and Flame-Retardant Performances of Soy Protein Adhesive Modified by Vanillin Grafting and Iron–Dopamine Synergy", "venue": "ACS Applied Polymer Materials", "publisher": "American Chemical Society (ACS)", "authors": "Wu, Cao, Xu et al.", "date": "2026-10-05", "date_precision": "day", "url": "https://doi.org/10.1021/acsapm.6c02724", "route": "proteins", "relevance": 0.95, "signal": "research", "application": "wood-based panels", "summary": "Soy protein isolate adhesive crosslinked with a vanillin-derived trifunctional aldehyde and Fe@polydopamine showed higher dry and wet shear strength plus mold and flame resistance.", "quote": "the dry and wet shear strengths of the SPI-10TAM-5Fe@PDA adhesive reached 2.45 and 1.28 MPa", "flags": [], "shown": true }, { "id": "doi:10.1016/j.biombioe.2026.109273", "kind": "literature", "title": "Formaldehyde-free lignin-phenol glyoxal adhesives from coconut-shell Kraft lignin for plywood bonding", "venue": "Biomass and Bioenergy", "publisher": "Elsevier BV", "authors": "Sharulnizam, Osman, Idris et al.", "date": "2026-09-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.biombioe.2026.109273", "route": "lignin", "relevance": 0.9, "signal": "research", "application": "plywood", "summary": "Formaldehyde-free lignin-phenol-glyoxal adhesives were prepared from coconut-shell Kraft lignin for plywood bonding.", "quote": "Formaldehyde-free lignin-phenol glyoxal adhesives from coconut-shell Kraft lignin for plywood bonding", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1016/j.cej.2026.178553", "kind": "literature", "title": "Preparation of gelatin based wood adhesive with “cascading triggering - synergistic enhancement” (CTSE) mechanism", "venue": "Chemical Engineering Journal", "publisher": "Elsevier BV", "authors": "Qiang, Wei, Wang et al.", "date": "2026-09-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.cej.2026.178553", "route": "proteins", "relevance": 0.9, "signal": "research", "application": "wood", "summary": "A gelatin-based wood adhesive was prepared using a cascading triggering and synergistic enhancement mechanism.", "quote": "Preparation of gelatin based wood adhesive with “cascading triggering - synergistic enhancement” (CTSE) mechanism", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1016/j.ijadhadh.2026.104403", "kind": "literature", "title": "Preparation and adhesive performance of maleic anhydride distilled spent grain -based wood bio-adhesives", "venue": "International Journal of Adhesion and Adhesives", "publisher": "Elsevier BV", "authors": "Shi, Lu, Zheng et al.", "date": "2026-09-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.ijadhadh.2026.104403", "route": "proteins", "relevance": 0.9, "signal": "research", "application": "not stated", "summary": "The record prepares maleic anhydride modified distilled spent grain-based wood bio-adhesives and evaluates their adhesive performance.", "quote": "Preparation and adhesive performance of maleic anhydride distilled spent grain -based wood bio-adhesives", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1016/j.ijbiomac.2026.153447", "kind": "literature", "title": "Lignin-based waterborne polyurethane for sustainable wood adhesives with enhanced strength and anti-aging properties", "venue": "International Journal of Biological Macromolecules", "publisher": "Elsevier BV", "authors": "Sun, Qiu, Liu et al.", "date": "2026-09-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.ijbiomac.2026.153447", "route": "lignin", "relevance": 0.9, "signal": "research", "application": "not stated", "summary": "The record reports lignin-based waterborne polyurethane for sustainable wood adhesives with enhanced strength and anti-aging properties.", "quote": "Lignin-based waterborne polyurethane for sustainable wood adhesives with enhanced strength and anti-aging properties", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1021/acs.iecr.6c03926", "kind": "literature", "title": "Dynamic Polyimine Resin Enables a Formaldehyde-Free, Remoldable, Degradable, and Closed-Loop Recyclable Wood-Based Composite", "venue": "Industrial & Engineering Chemistry Research", "publisher": "American Chemical Society (ACS)", "authors": "Zheng, Xiao, Li et al.", "date": "2026-09-21", "date_precision": "day", "url": "https://doi.org/10.1021/acs.iecr.6c03926", "route": "crosslinkers", "relevance": 0.9, "signal": "research", "application": "wood-based composite", "summary": "A formaldehyde-free dynamic polyimine resin made by Schiff-base polymerization was used to glue wood fibers into a remoldable, degradable, recyclable wood-based composite film.", "quote": "a formaldehyde-free and dynamic adaptive polyimine (PI) resin linked by reversible imine bonds was synthesized using a Schiff-base polymerization reaction", "flags": [], "shown": true }, { "id": "doi:10.1002/app.71531", "kind": "literature", "title": "Sustainable Development of Low‐Formaldehyde Rice Straw Wood Composites via Nitrogen and Chlorine‐Functionalized Starch Integration", "venue": "Journal of Applied Polymer Science", "publisher": "Wiley", "authors": "Basta, Lotfy, El‐Saied", "date": "2026-09-22", "date_precision": "day", "url": "https://doi.org/10.1002/app.71531", "route": "carbohydrates", "relevance": 0.9, "signal": "research", "application": "rice straw wood composites", "summary": "Nitrogen- and chlorine-functionalized starch derivatives were added to urea-formaldehyde adhesives, lowering free formaldehyde and raising bond strength in rice straw composites.", "quote": "When integrated into commercial UF systems at a 5% solid weight concentration, these derivatives significantly outperformed unmodified starch.", "flags": [], "shown": true }, { "id": "doi:10.1016/j.ces.2026.124317", "kind": "literature", "title": "High-yield separation of less-condensed lignin from pine for direct use as a wood adhesive", "venue": "Chemical Engineering Science", "publisher": "Elsevier BV", "authors": "Liu, Tang, Li et al.", "date": "2026-10-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.ces.2026.124317", "route": "lignin", "relevance": 0.9, "signal": "research", "application": "not stated", "summary": "Less-condensed lignin is separated from pine in high yield for direct use as a wood adhesive.", "quote": "High-yield separation of less-condensed lignin from pine for direct use as a wood adhesive", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1016/j.ijbiomac.2026.153948", "kind": "literature", "title": "N/P-containing COF effectively improves flame retardancy of aminated chitosan-oxidized sucrose based wood adhesives", "venue": "International Journal of Biological Macromolecules", "publisher": "Elsevier BV", "authors": "Feng, Xu, Zhao et al.", "date": "2026-10-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.ijbiomac.2026.153948", "route": "carbohydrates", "relevance": 0.9, "signal": "research", "application": "not stated", "summary": "An N/P-containing covalent organic framework improves flame retardancy of aminated chitosan-oxidized sucrose based wood adhesives.", "quote": "N/P-containing COF effectively improves flame retardancy of aminated chitosan-oxidized sucrose based wood adhesives", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.3390/f17101193", "kind": "literature", "title": "Surface Layer of pMDI-Bonded Bamboo Particleboard with Soy Protein Adhesive: Mechanical Performance, Surface Characterization, and Pore Structure", "venue": "Forests", "publisher": "MDPI AG", "authors": "Wu, Liu, Kim et al.", "date": "2026-10-04", "date_precision": "day", "url": "https://doi.org/10.3390/f17101193", "route": "proteins", "relevance": 0.9, "signal": "research", "application": "bamboo particleboard", "summary": "Soy protein adhesive was evaluated as a surface-layer modifier in pMDI-bonded bamboo particleboard, with the 2.2% pMDI plus 4% soy formulation showing the highest measured strengths.", "quote": "this study evaluated soy protein adhesive as a surface-layer modifier", "flags": [], "shown": true }, { "id": "doi:10.1080/17480272.2026.2735883", "kind": "literature", "title": "Development of a semi-closed foaming system for tannin-formaldehyde-based foamable adhesives to produce lightweight particleboard", "venue": "Wood Material Science & Engineering", "publisher": "Informa UK Limited", "authors": "Asgharzade Avajeghi, Shalbafan, Tanner et al.", "date": "2026-10-05", "date_precision": "day", "url": "https://doi.org/10.1080/17480272.2026.2735883", "route": "tannins", "relevance": 0.9, "signal": "research", "application": "particleboard", "summary": "A semi-closed foaming system was developed for tannin-formaldehyde-based foamable adhesives used to produce lightweight particleboard.", "quote": "Development of a semi-closed foaming system for tannin-formaldehyde-based foamable adhesives to produce lightweight particleboard", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1021/acssuschemeng.6c10362", "kind": "literature", "title": "A Mussel-Inspired Chitosan-Based Wood Adhesive with Boiling-Water Resistance and Flame Retardancy", "venue": "ACS Sustainable Chemistry & Engineering", "publisher": "American Chemical Society (ACS)", "authors": "Wei, Zhu, Zong et al.", "date": "2026-10-09", "date_precision": "day", "url": "https://doi.org/10.1021/acssuschemeng.6c10362", "route": "carbohydrates", "relevance": 0.9, "signal": "research", "application": "poplar veneer", "summary": "Chitosan, tannic acid and Fe3+ adhesive gave boiling-water shear strength 1.40 MPa and limiting oxygen index 29.70% on treated poplar veneer.", "quote": "a chitosan-based adhesive using chitosan (CS), tannic acid (TA), and Fe3+", "flags": [], "shown": true }, { "id": "doi:10.32734/jcnar.v8i1.27181", "kind": "literature", "title": "Performance Evaluation of Borax/Citric Acid-Modified OPEFB Lignin Bio-Composite Wood Adhesive: Water Resistance, Shear Strength, and Spectroscopic Characteristics", "venue": "Journal of Chemical Natural Resources", "publisher": "Universitas Sumatera Utara", "authors": "Puspasari, Irawan, Ardita", "date": "2026-10-09", "date_precision": "day", "url": "https://doi.org/10.32734/jcnar.v8i1.27181", "route": "lignin", "relevance": 0.9, "signal": "research", "application": "plywood", "summary": "OPEFB lignin-PVA bioresin dual-crosslinked with citric acid and borax gave dry shear strength 1.85 MPa and wet 1.42 MPa as a plywood adhesive.", "quote": "Formulation B2 is a promising formaldehyde-free plywood adhesive", "flags": [], "shown": true }, { "id": "doi:10.1007/s00107-026-02492-4", "kind": "literature", "title": "Bamboo particleboards bonded with lignin-modified vinyl acetate-ethylene adhesive: physical, mechanical, and thermal properties", "venue": "European Journal of Wood and Wood Products", "publisher": "Springer Science and Business Media LLC", "authors": "Carvalho, Batista, de Medeiros et al.", "date": "2026-10-10", "date_precision": "day", "url": "https://doi.org/10.1007/s00107-026-02492-4", "route": "lignin", "relevance": 0.9, "signal": "research", "application": "bamboo particleboard", "summary": "Kraft lignin at 5-20% was incorporated into vinyl acetate-ethylene adhesive for bamboo particleboards and physical, mechanical, morphological and thermal properties were evaluated.", "quote": "demonstrating the potential of lignin as a renewable modifier for VAE-based bamboo particleboards.", "flags": [], "shown": true }, { "id": "doi:10.3390/jcs10090504", "kind": "literature", "title": "Magnetic Resonance Imaging as a Tool for Studying Soy-Based Adhesives in Plywood", "venue": "Journal of Composites Science", "publisher": "MDPI AG", "authors": "Marcinko, Parker, Collins et al.", "date": "2026-09-21", "date_precision": "day", "url": "https://doi.org/10.3390/jcs10090504", "route": "proteins", "relevance": 0.85, "signal": "research", "application": "plywood", "summary": "MRI was used to examine water interaction and migration at bondlines of plywood made with soy adhesives, including chemically modified soy adhesives.", "quote": "We have employed MRI to study water-soaked plywood composites made with soy adhesives", "flags": [], "shown": true }, { "id": "doi:10.1016/j.rinma.2026.100978", "kind": "literature", "title": "A study of the effects of cashew nutshell epoxy resin and graphene reinforcement on soy flour-based bio-adhesive performance", "venue": "Results in Materials", "publisher": "Elsevier BV", "authors": "Toure, Compaore, Assanvo et al.", "date": "2026-09-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.rinma.2026.100978", "route": "proteins", "relevance": 0.8, "signal": "research", "application": "not stated", "summary": "The title reports a study of cashew nutshell epoxy resin and graphene reinforcement effects on soy flour-based bio-adhesive performance.", "quote": "A study of the effects of cashew nutshell epoxy resin and graphene reinforcement on soy flour-based bio-adhesive performance", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1016/j.indcrop.2026.124349", "kind": "literature", "title": "Solvent- and formaldehyde-free phenolic resin derived from salicyl alcohol", "venue": "Industrial Crops and Products", "publisher": "Elsevier BV", "authors": "Zhao, Xing, Guo et al.", "date": "2026-10-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.indcrop.2026.124349", "route": "crosslinkers", "relevance": 0.65, "signal": "research", "application": "not stated", "summary": "Describes a phenolic resin synthesized from salicyl alcohol that is free of solvent and formaldehyde.", "quote": "Solvent- and formaldehyde-free phenolic resin derived from salicyl alcohol", "flags": [ "title-only" ], "shown": true }, { "id": "doi:10.1016/j.indcrop.2026.124250", "kind": "literature", "title": "Reaction-byproduct-enabled pore engineering in bio-based cork composites using a solvent-free epoxidized soybean oil-citric acid adhesive", "venue": "Industrial Crops and Products", "publisher": "Elsevier BV", "authors": "Wang, Wei, Zhu et al.", "date": "2026-09-01", "date_precision": "month", "url": "https://doi.org/10.1016/j.indcrop.2026.124250", "route": "carboxylic-acids", "relevance": 0.6, "signal": "research", "application": "not stated", "summary": "The title describes reaction-byproduct-enabled pore engineering in bio-based cork composites using a solvent-free epoxidized soybean oil-citric acid adhesive.", "quote": "Reaction-byproduct-enabled pore engineering in bio-based cork composites using a solvent-free epoxidized soybean oil-citric acid adhesive", "flags": [ "title-only" ], "shown": true }, { "id": "news:8e7f2a70f10bd16f", "kind": "news", "title": "Good resin to use: 40% plywood units in Yamunanagar adopt urea-free input - The Tribune", "venue": "The Tribune", "publisher": "", "authors": "", "date": "2026-09-07", "date_precision": "day", "url": "https://news.google.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?oc=5", "route": "proteins", "relevance": 0.6, "signal": "scale-up", "application": "plywood", "summary": "The Tribune reports that 40% of plywood units in Yamunanagar have adopted a urea-free resin input.", "quote": "40% plywood units in Yamunanagar adopt urea-free input", "flags": [], "shown": true }, { "id": "doi:10.1007/s13196-026-00428-2", "kind": "literature", "title": "Banana fiber reinforced starch-chitosan composites with rice husk ash filler for sustainable non-structural panels", "venue": "Journal of the Indian Academy of Wood Science", "publisher": "Springer Science and Business Media LLC", "authors": "Abirami, Linsha, Dhanya et al.", "date": "2026-09-18", "date_precision": "day", "url": "https://doi.org/10.1007/s13196-026-00428-2", "route": "carbohydrates", "relevance": 0.6, "signal": "research", "application": "non-structural panels", "summary": "Banana fiber reinforced starch-chitosan composites with rice husk ash filler are developed for sustainable non-structural panels.", "quote": "Banana fiber reinforced starch-chitosan composites with rice husk ash filler for sustainable non-structural panels", "flags": [ "title-only" ], "shown": true } ] }