KNIFTON, JOHN F.CA2023554A1 * 1990年8月17日 1991年2月22日 Huntsman Corporation Synthesis of low molecular weight ethylene and propylene glycol ethers via olefin addition to the corresponding glycol
PEG polyethylene glycol P-gp P-glycoprotein VER verapamil Sorry, something went wrong. Please try again and make sure cookies are enabledReferences 1 J. Herzberger, K. Niederer, H. Pohlit, J. Seiwert, M. Worm, F.R. Wurm, et al. Polymerization of ethylene oxide, propylene oxide, and oth...
Polyurethane elastomers based on molecular weight advanced poly(ethylene ether carbonate) polyols. IV. Effects of poly(propylene glycol) modified diols A series of polyurethane elastomers with a (A{BC} m)n type of structure have been prepared and characterized based on poly(propylene glycol) modi...
PURPOSE: To obtain the title copolymer capable of giving excellent cleanliness, shear stability and thermal stability when formulated in e.g. lubricating o... JBL Hollingsworth 被引量: 0发表: 1970年 Synthesis of low molecular weight ethylene propylene glycol ethers via olefin addition to the corres...
High-molecular-weight polypropylene having a broad molecular-weight distribution The invention relates to a high-molecular-weight copolymer comprising ethylene and propylene units which has an ethylene content in the range from 1 to 10% by weight, a melt flow rate MFR (230/5) of <5 dg/min an...
Microphase separation and surface properties of segmented polyurethane—Effect of hard segment content A series of segmented polyurethanes (SPU), based on 4,4鈥 -diphenylmethane diisocyanate and 1,4-butanediol as hard segments (HS) and poly(propylene glycol) ... K Nakamae,T Nishino,S Asaoka,....
Molecular dynamics (MD) simulations are conducted to systematically benchmark the effects of molecular weight, chain number, and cooling rate on the glass transition temperature (Tg) and coefficient of thermal expansion (CTE) of poly(ethylene oxide) (PEO
aFood grade polysaccharide (galactomannan) high molecular weight hydrocolloid naturally occurring rapid hydration and good viscosity development, dispersible in cold or warm water with stirring to form a solution ia turb. Insoluble in Alcohol Propylene Glycol USP and 96 º GL . 食物等级多聚糖 (...
3 was prepared by modifying the hydroxypropyl group using different molecular weights of PEG, denoted as HPRx. Note that x depends on the molecular weight of the axis molecule, PEG (see below for details). This polyrotaxane was obtained by polymerizing propylene oxide to the hydroxyl group of...
Effect of molecular weight on the refractive index increments of polystyrene, poly(ethylene glycol), poly(propylene glycol), and poly(dichlorophenylene oxi... The variation of refractive index increments with molecular weight has been studied using solutions of polystyrene (2.2 × 10 3 < M w < ...