Results 51 to 60 of about 3,151 (181)

Recovery of gangliosides from aqueous solutions on styrene-divinylbenzene copolymer columns [PDF]

open access: yesJournal of Lipid Research, 2002
An investigation was made using a styrene-divinylbenzene copolymer as a solid phase sorbent to recover gangliosides from aqueous solutions. A comparison with octadecyl-bonded (C18) silica gel showed that the general procedure used to purify gangliosides on C18 silica gel could be used with the copolymer.
Iuliana, Popa   +3 more
openaire   +2 more sources

Synthesis of Micro 14C‐Labeled Polylactide for Environmental Assessment Analysis

open access: yesChemistry–Methods, Volume 5, Issue 12, November 2025.
In this study, we present the production of 14C‐labeled PLA under optimized synthesis conditions. First, the industrially toxic catalyst Sn(Oct)2 was compared with an alternative, biocompatible zinc bisguanidine catalyst in the synthesis of lactide from lactic acid.
Sara Adeleh   +5 more
wiley   +1 more source

Experimental study of the TEMPO mediated copolymerization of styrene with divinylbenzene [PDF]

open access: yes, 2008
Since the discovery of controlled radical polymerization (CRP) in the early nineties (Georges et al., 1993), an ever increasing activity has been focused on the production of polymers with narrow molecular weight distributions and well-de ned ...
Costa, Mário Rui   +2 more
core  

Synthesis and characterization of styrene-co-divinylbenzene-graft-linseed oil by free radical polymerization

open access: yeseXPRESS Polymer Letters, 2008
A variety of opaque white to light yellow polymeric material have been prepared by two methods, one copolymerization of styrene (ST), divinylbenzene (DVB), and grafting of linseed oil (LIN), and the second involves the copolymerization of the same ...
doaj   +1 more source

Biomass‐Derived Hetero Atom‐Doped Porous Carbon for Enhanced CO2 Adsorption

open access: yesMetalMat, Volume 2, Issue 4, December 2025.
This review discusses the synthesis and characterization of the heteroatom (N, S, P, O, B)‐doped porous carbon materials which are specifically designed for the CO2 capture and CO2 conversion to value‐added products. ABSTRACT The emission of carbon dioxide (CO2) and its impact on global warming have shown exponential growth in recent decades.
Aniruddha B. Patil   +2 more
wiley   +1 more source

Copolymerization of divinylbenzene and 4-vinylpyridine using initiated chemical vapor deposition for surface modification and its applications [PDF]

open access: yes, 2013
Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Materials Science and Engineering, 2013."June 2013." Cataloged from PDF version of thesis.Includes bibliographical references (p.
Martinez, Ernesto, S.B. Massachusetts Institute of Technology
core  

Tuning the Solubility of Copper Complex in Atom Transfer Radical Self-Condensing Vinyl Polymerizations to Control Polymer Topology via One-Pot to the Synthesis of Hyperbranched Core Star Polymers [PDF]

open access: yes, 2014
In this paper, we propose a simple one-pot methodology for proceeding from atom transfer reaction-induced conventional free radical polymerization (AT-FRP) to atom transfer self-condensing vinyl polymerization (AT-SCVP) through manipulation of the ...
Chen, Zong-Cheng   +2 more
core   +2 more sources

Bismuth Silicate Catalyst for Efficient Electrocatalytic CO2 Reduction and Electrolyte‐Free Formic Acid Production

open access: yesAdvanced Science, Volume 12, Issue 41, November 6, 2025.
Layered Bi2SiO5 is designed that electrochemically reconstructs into a highly active Bi@Bi2O2CO3 catalyst for CO2‐to‐formate conversion. The system operates efficiently over a wide operating range. Coupling with solid‐state electrolyte system enables continuous production of electrolyte‐free formic acid, simplifying separation and reducing energy ...
Ping Zhu   +9 more
wiley   +1 more source

Hypercrosslinked materials [PDF]

open access: yes, 2016
This chapter describes the chemistry of hypercrosslinked materials, and presents a description of their synthesis, defining physico-chemical features and their most important applications.
Borrull, F.   +3 more
core  

Síntese e Caracterização de Copolímeros Reticulados\ud à Base de Estireno, Divinilbenzeno e Metacrilato de\ud Metila com Propriedades Magnéticas [PDF]

open access: yes, 2013
Neste trabalho, foram sintetizados copolímeros à base de estireno (STY), divinilbenzeno (DVB) e metacrilato de metila (MMA) com propriedades magnéticas pela técnica de polimerização em suspensão.
Costa, Marcos A S   +5 more
core   +1 more source

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