常見例句Highly reactive polyisobutene(HRPIB) is a new kind of addtives. 高活性聚異丁烯是一種新型的添加劑。The effects of polyisobutene, LaF3, MCA, dialkyldithioaminoformaite on properties of lithium-calcium base grease have been discussed in this paper. 考察了聚異丁烯、氟化鑭、三聚氰胺氰尿酸復(fù)合物(MCA)、硫代氨基甲酸鹽對鋰-鈣基脂性能的影響。By means of DSC and 13C-NMR,a structure change of high reactive polyisobutene was disclosed during thermal processing for the synthesis of alkyl succinic anhydride. 采用差熱掃描量熱(DSC)和碳-13核磁共振(13C-NMR)的研究手段,對熱加合烴化工藝過程中,高活性聚異丁烯的結(jié)構(gòu)變化進(jìn)行研究。Preparation of polyisobutene amines, particularly the synthesis process of polyisobutenylsuccinimide(PIBSA) and polyisobutene amine(PIBA) was described in the present paper. 本文介紹了聚異丁烯胺類汽油清凈分散劑在燃料油中的使用情況及合成工藝,著重對聚異丁烯丁二酰亞胺(PIBSA)無灰分散劑及聚異丁烯胺(PIBA)進(jìn)行了合成研究。The article comments on low molecule polyisobutene synthetic technique, the general trends and application. Some ideas and suggestions are proposed based on the analysis of china's current status. 介紹了近年來國內(nèi)外合成低分子聚異丁烯的技術(shù)進(jìn)展、未來趨勢及其應(yīng)用,并針對我國實際情況提出了一些設(shè)想和建議。Keywords polyisobutene;solvent volumn ratio;UV;IR; 聚異丁烯;溶劑配比;紫外光譜;紅外光譜; 返回 polyisobutene