نتایج جستجو برای: step growth polymerization

تعداد نتایج: 1095121  

2008
Allan F. Moore

Despite their status as the world's premier stadium rock band with all the obligation to worldly concerns that implies, and despite a continued scepticism with rock held by large portions of the Christian community,[1] there would appear to be widespread agreement with the opinion of Graham Cray, that "it has been perhaps U2's main achievement to introduce positive spirituality back into rock m...

Journal: :Coatings 2021

“In situ” polymerization method was used to develop PANI-PSSA /textile. Polyaniline doped with polystyrene sulfonic acid (PANI-PSSA) as coatings for textiles were obtained by aqueous and emulsion route. The route uses chloroform solvent. Polymerization has been achieved in one step on the wool or polyamide textiles. For coated uncoated textiles, dried at room temperature, characterized structur...

Journal: :Dental materials : official publication of the Academy of Dental Materials 2008
Lorenzo Breschi Annalisa Mazzoni Alessandra Ruggeri Milena Cadenaro Roberto Di Lenarda Elettra De Stefano Dorigo

OBJECTIVE Most of current dental adhesive systems show favorable immediate results in terms of retention and sealing of bonded interface, thereby counteracting polymerization shrinkage that affects resin-based restorative materials. Despite immediate efficacy, there are major concerns when dentin bonded interfaces are tested after aging even for short time period, i.e. 6 months. METHODS This ...

Journal: :Angewandte Chemie 2021

Although most monomers can polymerize through different propagation pathways, polymerization-initiating systems that switch from one mode to another are rare. In this study, we demonstrate enamine-based organic electron donors (OEDs) constitute the first able initiate either free-radical or anionic polymerization under simple, mild, and safe conditions. While direct electron-transfer reduction ...

Karuppasamy Geetha Paramasamy Gunasekaran,

Background: The need for more cost-effective compounds is imperative because the demand for prebiotic compounds is ever on the rise. Objective: The focus of this study is the purification of the endoxylanase from Bacillus pumilus B20 and its application in a cost-effective production of the prebiotic xylooligosaccharide (XOS) syrup having a high concentration of oligo...

Journal: :The Journal of Cell Biology 1990
A Shariff E J Luna

In previous equilibrium binding studies, Dictyostelium discoideum plasma membranes have been shown to bind actin and to recruit actin into filaments at the membrane surface. However, little is known about the kinetic pathway(s) through which actin assembles at these, or other, membranes. We have used actin fluorescently labeled with N-(1-pyrenyl)iodoacetamide to examine the kinetics of actin as...

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