Results 11 to 20 of about 72,832 (304)

Recent Developments of Versatile Photoinitiating Systems for Cationic Ring Opening Polymerization Operating at Any Wavelengths and under Low Light Intensity Sources

open access: yesMolecules, 2015
Photoinitiators (PI) or photoinitiating systems (PIS) usable in light induced cationic polymerization (CP) and free radical promoted cationic polymerization (FRPCP) reactions (more specifically for cationic ring opening polymerization (ROP)) together ...
Jacques Lalevée   +2 more
doaj   +3 more sources

Hydrogen Bond Donor Catalyzed Cationic Polymerization of Vinyl Ethers. [PDF]

open access: yesAngew Chem Int Ed Engl, 2021
Kottisch V   +5 more
europepmc   +2 more sources

Renewable Polymers Derived from Limonene

open access: yesChemEngineering, 2023
Renewable natural and synthetic basic substances can be used to produce biodegradable polymers. Several methods of the polymerization of terpene limonene have been evaluated.
Roman Aleksandrovich Lyubushkin   +5 more
doaj   +1 more source

Synthesis of Hydrophobically and Electrostatically Modified Polyacrylamides and Their Catalytic Effects on the Unimolecular Decarboxylation of 6-Nitrobenzisoxazole-3-carboxylate Anion [PDF]

open access: yes, 1995
A series of hydrophobically and electrostatically modified polyacrylamides (Copol(AM-C12)) has been synthesized by radical-initiated copolymerization of acrylamide with n-dodecylmethyldiallylammonium bromide as the hydrophobe in aqueous solution using ...
Engberts, Jan B.F.N.,, Wang, Guang-Jia,
core   +8 more sources

End-group functionalization of poly(2-oxazoline)s using methyl bromoacetate as initiator followed by direct amidation [PDF]

open access: yes, 2019
Poly(2-alkyl/aryl-2-oxazoline)s (PAOx) are an alluring class of polymers for many applications due to the broad chemical diversity that is accessible for these polymers by simply changing the initiator, terminating agent and the monomer(s) used in their ...
Arys, Koen   +4 more
core   +2 more sources

Kinetic and Thermodynamic Studies of Carbenium Ion Additions Towards Alkenes [PDF]

open access: yes, 1988
The ionisation (Ar2CHCl + BC13 v=± Ar2CH+BCi;) and dissociation (Ar2CH+BCi; ^=*Ar2CH+ + BCl^) equilibria of diarylmethyl chlorides i n boron trichloride/ dichloromethane solution have been studied by conductimetry, photometry and *H NMR spectroscopy ...
Arnett   +20 more
core   +1 more source

Cationic polymerization of β-pinene in the presence of alkylaluminum chlorides as catalysts

open access: yesЖурнал Белорусского государственного университета: Химия, 2020
Cationic polymerization of β-pinene, a naturally occurring monomer, was studied in the presence of different alkylaluminum chlorides ((iBu)3Al2Cl3, Et3Al2Cl3 и Мe2AlCl) in the solvent mixture dichloromethane/methylcyclohexane (DCM/MCH) at –78 °C.
Maksim I. Hulnik   +2 more
doaj   +1 more source

Interfacial chemical oxidative synthesis of multifunctional polyfluoranthene. [PDF]

open access: yes, 2015
A novel polyfluoranthene (PFA) exhibiting strong visual fluorescence emission, a highly amplified quenching effect, and widely controllable electrical conductivity is synthesized by the direct cationic oxidative polymerization of fluoranthene in a ...
Huang, Mei-Rong   +3 more
core   +1 more source

Selective cyclodimerization of epichlorohydrin to dioxane derivatives over MOFs [PDF]

open access: yes, 2020
Glycerol can be converted to valuable products such as epichlorohydrin which is an important intermediate applied in various industries. For example, dioxane derivatives, which are important pharmaceuticals, can be obtained from epichlorohydrin.
Chaemchuen, Somboon   +7 more
core   +2 more sources

Dicyclopentadiene Polymerization in Solutions under the Action of Various Catalytic Systems [PDF]

open access: yes, 2014
The kinetics of dicyclopentadiene polymerization in toluene solution under the action of different catalytic systems through adiabatic thermometry was investigated.
Gvozdkov, E. L.   +4 more
core   +2 more sources

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