“olefin”造句，怎麼用olefin造句

5、Stereoisomerism has been observed in olefin series.

7、The invention discloses a bimetallic catalyst precursor for catalyzing olefin to polymerize or copolymerize and belongs to the field of olefin coordination polymerization.

9、According to the mechanism, olefin protonation is a process of acid-alkali reaction, so the reaction is easy to happen when the acidity of catalyst and the basicity of olefin are very strong.

11、Application and preparation of a non-hydrogenation reducing-olefin catalyst were studied.

13、The improvement on production technique of sulfurized olefin abroad was described, the improved technique was compared with the traditional one.

15、Also provided is a process for narrowing the molecular weight distribution of a polyolefin comprising contacting an olefin, a Ziegler-Natta catalyst and a compound specified herein.

17、The test result demonstrates that compared with normal materials the olefin phase change energy storage material has excellent effect of thermoregulation, energy-saving and stability.

19、The hydrogen transfer activities of several modified materials were investigated and co related with the heavy oil catalytic cracking ability and olefin content in cracked naphtha.

21、The development and utilization of these co-catalyst and catalyst is a way of low investment and quick result, and the appliance of MGD technics can make the olefin content reduce more.

23、The release layer 12 is formed by extruding a release-layer forming material containing a silicone-modified polyolefin resin in which silicone is chemically bonded to the olefin polymer.

1、olefin-modified styrene-acrylonitrile

3、The technique advance of C4 olefin aromatization, catalytic cracking and disproportionation for producing low-carbon olefin were introduced too.

6、FCC Gasoline De-olefin Technologies and Industrial Application

10、Study on Property Enhancement of Ethylene-α-olefin Copolymer Thermoplastic Elastomers;

14、Isomerized gasoline is the cleanest high-octane gasoline component, which is free of sulfur, olefin and aromatics.

18、Based on fixed fluid bed reactor and GOR Q catalyst, the influence of process parameters on decreasing gasoline olefin was studied.

22、With Luzhou as the focal point, speed up development of coal gasification, ethanol and ethyl fuels, coal to olefin project and introduction and development of its downstream technology and products to promote the establishing of Chemical City in Luzhou.

2、olefin-modified styrene-acrylonitrile resin

8、These fabrics are made of such fibers as polypropylene, olefin, polyester, nylon, and acrylic.

16、Activator is an important component of catalyst system for olefin coordination polymerization, which affects not only polymerization activity but also structure and property of resulting polymer.

24、HT Hydroconversion catalyst has a high activity in low ability to saturate the olefin and canvert the organic sulfide into inorganic one in gas and liquid of hydrocarbon of the natural and coked gas in synthetic ammonia,methanol gas and hydrogen making industries.

12、Study on the Effect of Maleic Anhydride-α-olefin Copolymers and Their Esters on Biodiesel Pour Point Depression

4、Flame-retardant silane-crosslinked olefin resin composition, insulated wire, and method for production of flame-retardant silane-crosslinked olefin resin.

20、The invention further provided a method for preparing methyl alcohol, dimethyl ether and low-carbon olefin, and the catalyst can be the amorphous alloy or the catalyst provided by the invention.