| 1. | Study of polypropylene modified by crystalline form nucleating agent and m - hos whisker 成核剂和碱式硫酸镁晶须改性聚丙烯 |
| 2. | The results indicate that the addition of a nucleating agent and a thickening agent can inhibit supercooling and eliminate segregation 结论是,加入成核剂和增稠剂能抑制过冷并消除分层。 |
| 3. | The results show that , core - shell impact modifier can act as nucleation agent , which can increase the crystallinity of nylon 11 blend alloy 实验结果显示,核-壳冲击改性剂具有成核剂的作用,有助于共混体系结晶度的提高。 |
| 4. | The results shows that the addition of nucleating agents increased the onset temperature and peak temperature and improved crystallization rate of pp 结果表明,两种成核剂的加入均可提高聚丙烯的结晶起始温度和结晶峰温度,并加快结晶速度。 |
| 5. | In this paper , the crystallinity of pvc modified by homemade nucleating agent and heat treatment was increased . the maximum crystallinity reached 12 % 采用自制的成核剂对pvc进行喷液处理和热处理的各种改性,提高了pvc的结晶度,使pvc的结晶度达到了12 。 |
| 6. | The nucleating effects of and nucleating agent on the crystallization behavior of polypropylene ( pp ) were studied by differential scanning calorimetry ( dsc ) and x - ray diffraction spectrum ( xrd ) 摘要用差示扫描量热仪和x射线衍射仪对两种类型成核剂改性的聚丙烯的结晶行为进行了表征。 |
| 7. | The development situation and types of nucleating agent for clarified polypropylene are introduced systematically . the prospect of the market and the tendency of technology development are discussed briefly 摘要介绍了透明聚丙烯成核剂的种类及其在国内外的研究开发进展,并对成核剂的国内外市场现状、技术开发趋势做了简要介绍。 |
| 8. | The overall properties of the composite were the best when the content of - nucleating agent was 0 . 5 % and the content of aid crosslinking agent was 3 % , the property of the composite came close to that of common engineering plastics 当成核剂用量为0 . 5 % 、助交联剂为3 %时,复合材料的综合性能达到最好,接近普通工程塑料的各项力学性能。 |
| 9. | The following works are done : li2o - sio2 system glass - ceramic be chose as material which used as hdd substrate . research to nuclear dose indicated p2o5 is optimal for li2o - sio2 system glass - ceramic be used as hdd substrate 对li _ 2o - al _ 2o _ 3 - sio _ 2系统微晶玻璃的成核剂的选用进行了研究,确定p _ 2o _ 5作为成核剂使该系统微晶玻璃更适用于硬盘基板。 |
| 10. | Xrd and dsc were used to investigate the surface treatment and the content of the nano - sio2 influencing their crystalline characteristic . results showed that pp / nano - sio2 had the same crystal type with pure pp . so the melt point changed a little 通过dsc及xrd对复合材料的结晶特性进行研究:纳米sio _ 2粒子改性的复合材料的晶形为晶形,与纯pp相同,熔点并无明显变化;纳米sio _ 2具有成核剂的作用。 |