bis-isobutylene PPG-20
National Institutes of Health
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ABSTRACT An overview of my 40-year career will be provided, spanning both industry and academe, and two continents. During my…
The system that yield is improved in a kind of sulfide isobutene synthesis, including reactor, isopropanol storage tank, are…
Azeotropic or azeotrope-like composition of the present invention, trans-1,3,3,3-tetrafluoro-Pro-flop -1-ene and isobutylene, the…
本发明涉及一种方法，包括：在相转移催化剂存在下使异丁醛与尿素的水溶液反应以形成异丁叉二脲。 优选地，相转移催化剂是季铵盐，更优选地，苄基三乙基氯化铵。 甚至更优选地，以一锅法实施该方法。
Dimethyl carbonate (DMC) has become a green and environmental benign chemical due to its multiple reactivity and widely potential…
Sulfurized isobutylene is synthesized by two-step process.In the first reaction the quantity of sodium sulfide is 0.70~0.72 mol…