Preparation process of high-density cast composite shielding putty
By grafting sulfonic acid groups and Schiff base structures onto the surface of boron carbide, the compatibility and uneven distribution of boron carbide and epoxy resin were solved, achieving uniform dispersion and interface strengthening of high-density composite shielding putty, and improving shielding efficiency and mechanical properties.
CN122405052APending Publication Date: 2026-07-17ANHUI YINGLIU JIUYUAN NUCLEAR ENERGY NEW MATERIAL TECH CO LTD
View PDF 0 Cites 0 Cited by
Patent Information
- Application Number
- CN202610733681.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2026-05-26
- Publication Date
- 2026-07-17
Smart Images
Figure REF-OBJ-1779779954090-000001 
Figure REF-OBJ-1779779954090-000002
Abstract
本发明公开了一种高密度浇注型复合屏蔽腻子制备工艺，属于核辐射屏蔽材料技术领域。包括以下步骤：步骤1：选取A、B、C、D四组分为原料，其中A组分为双酚A型环氧树脂；B组分为脂环胺类固化剂；C组分为改性碳化硼；D组分为颗粒状铅砂；步骤2：将A、B组分倒入混合罐搅拌5‑10min至均匀；再分两次加入C、D组分，5min内完成全部添加，继续搅拌20‑30min，随后浇筑至单元格中，自然固化，得到复合屏蔽腻子。本发明改善了碳化硼分散性，同步优化铅砂分布，显著提升中子与γ屏蔽性能及界面结合强度。
Need to check novelty before this filing date? Find Prior Art