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- Polyether polyols with high mlecular weigh, marrow molecular distribution and low monolwere prepared by using a double metal cyanide catalyst. 使用双金属氰化物络合催化剂，制备了分子量高、分子量分布窄、不饱和度低的低单官能度聚醚多元醇。
- The polyether polyols which has higher molecular weight,narrower molecular weight distribution and lower unsaturation can be prepared by using double metal cyanide (DMC) complex catalysts. 用双金属氰化物(DMC)络合催化剂可制得相对分子质量高、相对分子质量分布窄和不饱和度低的聚醚多元醇。
- double metal cyanide complex catalyst 双金属氰化络合物催化剂
- double metal cyanide complex catalysts 双金属氰化物催化剂
- double metal cyanides 双金属氰基络合物
- Polymerization of propylene oxide catalyzed by double metal cyanide complex 双金属氰化物络合物催化环氧丙烷聚合
- Ring-opening Polymerization of Propylene Oxide Catalyzed by Fe-Zn Double Metal Cyanide Catalyst and Its Synthesis Zn-Fe氰化物配合物的合成及其催化环氧丙烷开环聚合
- Effects of preparation conditions on morphology of double metal cyanide complex catalyst 双金属氰化络合物催化剂的形态及其对催化剂活性的影响
- The Complex Titration Analysis of Content of Zn and Fe in the Double Metal Cyanide Catalyst 配位滴定法分析双金属氰化物络合催化剂中锌和铁
- RING-OPENING POLYMERIZATION OF PROPYLENE OXIDE INITIATED BY Fe-Zn DOUBLE METAL CYANIDE CATALYST Fe-Zn双金属氰化物催化环氧丙烷开环聚合的研究
- Keywords polyether polyols;high molecular weight;lower unsaturation;double metal cyanide; 聚醚多元醇;高相对分子质量;低不饱和度;双金属氰化物;
- Keywords double metal cyanide complex catalysts;low unsaturated degree polyether polyols;complex bodies; 双金属氰化物络合物催化剂;低不饱和度聚醚多元醇;配位体;
- Keywords double metal cyanide complex;zinc;cobalt;cyclohexene oxide;carbon dioixde;copolymerization; 双金属氰化络合物;锌;钴;氧化环己烯;二氧化碳;共聚合;
- Keywords Double metal cyanide;Polyoxypropylene diol;Molecule weight distribution; 双金属氰化物;聚氧化丙烯二元醇;分子量分布;
- double metal cyanide catalyst 双金属氰化络合物催化剂
- double metal cyanide complex 双金属氰化络合物
- double metal cyanide 双金属氰化物
- We often use multilevel drawbench.It is very compatible that the multilevel drawbench draws the different intension coefficient double metal. 同时,多级拉丝系统在拉拔抗拉强度系数不同的双金属丝时,也非常适用。
- The content of Fe and Zn of the double metal catalyst for the preparation of polyether were measured by using complex titration analysis method. 研究了用配位滴定分析方法测定聚醚多元醇用双金属催化剂中锌、铁含量的方法。
- The material and technology of manufacture of screw slag removre of double metal high Cr castiron and carbon steel have been investigated. 研究了制造高铬铸铁碳钢双金属复合排渣器的材料与工艺。
