Low-smoke, low-toxicity, low-corrosive flame-retardant phenolic foam composite material and preparation method thereof

By adding ethylene glycol and layered bimetallic hydroxides as additives and fillers to phenolic resin, a low-smoke toxicity, low-corrosion flame-retardant phenolic foam composite material was prepared, solving the corrosion and smoke toxicity problems of phenolic foam insulation materials and enabling its application in low-temperature environments.

CN122404909APending Publication Date: 2026-07-17SICHUAN FIRE RES INST OF MEM
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Patent Information

Application Number
CN202610823572.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-06-09
Publication Date
2026-07-17

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Abstract

本发明公开了一种低烟毒低腐蚀性阻燃酚醛泡沫复合材料及其制备方法，所述酚醛泡沫复合材料以重量份计，包括100份酚醛树脂、1‑30份功能助剂、1‑60份功能填料、1‑8份乳化剂、5‑20份发泡剂和5‑20份固化剂。所述制备方法包括以下步骤：S1：在酚醛树脂中加入功能助剂和功能填料，搅拌混匀后获得预混合料；S2：向所述预混合料中加入乳化剂、发泡剂和固化剂，搅拌混匀后获得混合料；S3：将所述混合料加入至发泡模具中进行发泡，获得所述酚醛泡沫复合材料。本发明能够提供一种兼具低腐蚀性、低烟毒和优异燃烧性能的酚醛泡沫复合材料，为对腐蚀性和烟气毒性有更严格要求的涉低温场所的保温提供技术支持。
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