wash-prime coat 防冲层
The experimental results showed that sol-gel method can ensure firm adhesion of the alumina washcoat to the support,and adjustment of the sol viscosity was achieved with the use of urea,resulting in alumina washcoat with large suface area and high loading.
铝溶胶中加入尿素可以有效调整溶胶的粘度,从而能够获得负载量大,比表面积高的氧化铝涂层。
参考来源 - 蜂窝陶瓷载体上氧化铝涂层的制备Since thermal expansion coefficient of the metallic support is different from the ceramic oxide washcoat, the adhesion of washcoat is poor which leads to the washcoat chap and flake away.
金属载体与陶瓷涂层材料的热膨胀系数相差较大，使得载体与涂层之间的结合强度较差，涂层易皲裂、剥落。
参考来源 - 蜂窝状金属丝网载体涂层制备及催化还原NO·2,447,543篇论文数据，部分数据来源于NoteExpress
The invention relates to a method for applying a wash coat suspension to a carrier structure.
本发明涉及一种用于将涂层悬浮液涂敷到载体结构的方法。
Can wash bath once a day, I have to make sure that this body has been the only bright red coat.
每天都能洗一次澡，我得确保身上这件仅有的外套一直是鲜红色的。
Your coat doesn't wash easily.
你的外套很不好洗。
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