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发明公开
CN105907078A 一种耐热阻燃改性聚氨酯复合材料 无效 - 驳回

一种耐热阻燃改性聚氨酯复合材料
摘要：
本发明公开了一种耐热阻燃改性聚氨酯复合材料，其原料按重量份包括：聚氨酯橡胶50?80份、氯丁橡胶5?10份、甲基乙烯基硅橡胶5?15份、硬脂酸2?3.5份、硫黄1?2份、氧化镁2?4份、可膨胀石墨10?20份、氢氧化铝5?15份、改性复合填料10?20份、二苯基硅二醇2?5份、六甲基二硅氮烷2?5份、六氟双酚A 2?8份、促进剂DM 0.8?2份、促进剂M 0.3?1.2份、防老剂1?2份。本发明提出的耐热阻燃改性聚氨酯复合材料，其强度高，耐热性能优异，阻燃性能好，使用寿命长。
摘要（英）：

The invention discloses a heat-resistant flame-retarding modified polyurethane composite material including the following raw materials, by weight, 50-80 parts of polyurethane rubber, 5-10 parts of chloroprene rubber, 5-15 parts of methyl vinyl silicone rubber, 2-3.5 parts of stearic acid, 1-2 parts of sulfur, 2-4 parts of magnesium oxide, 10-20 parts of expandable graphite, 5-15 parts of aluminum hydroxide, 10-20 parts of a modified composite filling material, 2-5 parts of diphenyl silanediol, 2-5 parts of hexamethyl disilazane, 2-8 parts of hexafluoro bisphenol A, 0.8-2 parts of an accelerator DM, 0.3-1.2 parts of an accelerator M and 1-2 parts of an anti-aging agent. The heat-resistant flame-retarding modified polyurethane composite material has high strength, excellent heat resistance, good flame retarding performance and long service life.

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