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- And a phenoloc resin with high char yield, which can be widely used for heat protection of high pressure solid rocket motors, has been developed. 研究了酚醛树脂配比与酚醛树脂的结构、热降解行为、烧蚀性能之间的关系,研制出了可广泛应用于高压固体火箭发动机热防护的高炭化率酚醛树脂。
- From the curing mechanisms of penolic resins,a couple of new structural phenolic resins with high char yield was introduced. 从树脂的固化机理出发,综述了几种经加成、环化、开环聚合等得到的新型结构的高残炭酚醛树脂。
- These studies provided theoretical evidence for the application of ablation resistant materials and direction for the development of new high char yield resins. 这些研究为耐烧蚀材料的应用提供了理论依据,为新一代的高残炭树脂的开发提供了方向。
- A new high char resin-polyary lacetylene(PAA) was introduced.The strong exotlhermic effect was controlled by thermal and catalytic polymerization.The char yield of cured PAA was up to 80%. 本文研究了新型高碳树脂-聚芳基乙炔,使用热预聚和催化预聚法来控制树脂强烈的固化放热,聚芳基乙炔树脂具有高达80%25的残碳率。
- Keywords novolac;cyanate ester of novolac;high char yield;ablative material; 线型酚醛树脂;酚醛型氰酸酯;高残碳率;烧蚀材料;
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。
- High conductivity polymer ion conductor in R.T. 室温高导电率高分子离子导体。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- Goods of high quality are few and far between these days. 质地精美上乘的物品现在不多见。
- The medieval town was fortified with a high wall and a deep moat. 这座中世纪的城市周围建有城墙和护城河。
- JIANGSU JIANGNAN HIGH POLYMER FIBER CO., LTD. 江苏江南高纤股份有限公司。
- I set a high value on his advice. 我认为他的忠告很有价值。
- Wuxi Yutian High Polymer Material Co., Ltd. 无锡市裕田高分子材料有限公司。
- Many competitors have entered for the high jump. 已有许多人报名参加跳高比赛。
- She enjoyed high prestige among the masses. 她在群众中享有很高威信。
- The dresses in the shop are priced high. 这家商店的衣服定价很高。
- The high salary reconciled me to living abroad. 我为获高薪也只好在国外生活。
- Trucks shuttled to and fro on the high ways. 车辆在高速公路上穿梭行驶。
- These rocks are awash at high tide. 这些礁石在涨潮时被海水淹没。