24-05-2013 | Belén Poladura; Ángel Martínez-Castañeda; Humberto Rodríguez-Solla; Ricardo Llavona; Carmen Concellón; Vicente del Amo, Organic Letters, 2013

Organic Letters DOI: 10.1021/ol401143q

more

23-05-2013 | Marieke Füllbrandt; Purv J. Purohit; Andreas Schönhals, Macromolecules, 2013

Samples with different amounts of poly(vinyl acetate) adsorbed on silica particles were prepared in order to study their interfacial interactions and dynamics. The interface of adsorbed polymers to a substrate plays an important role in many applications such as polymer nanocomposites, thin ...

more

22-05-2013 | Aurélie N. Morin; Christophe Detrembleur; Christine Jérôme; Pascal De Tullio; Rinaldo Poli; Antoine Debuigne, Macromolecules, 2013

The controlled polymerization of vinyl acetate has been recently achieved by several techniques, but PVAc with targeted Mn and low dispersity up to very high monomer conversions and high degrees of polymerization was only obtained with Co(acac)2 as controlling agent in the so-called CMRP, a ...

more

13-05-2013 | Abhay S. Joijode, Gerry J. Antony, Alan E. Tonelli, Journal of Polymer Science Part B: Polymer Physics, 2013

ABSTRACT Nanostructured amorphous bulk polymer samples were produced by processing them with small molecule hosts. Urea (U) and gamma‐cyclodextrin (γ‐CD) were utilized to form crystalline inclusion compounds (ICs) with low and high molecular weight as‐received (asr‐) poly(vinyl acetate) ...

more

02-05-2013 | S.K. Sinha, K.A. Dubey, V. Grover, P. Sastry, Y.K. Bhardwaj, L. Panicker, A.K. Tyagi, P.A. Mahanwar, V.A. Bambole, Polymer Composites, 2013

Unusual electrical conductivity was demonstrated by ethylene vinyl acetate/polycaprolactam/carbon black (CB) composites. The critical exponent value was 1.2 ± 0.2 for ternary composites and was greater than 2.0 for the binary composites, indicating two‐dimensional electrical conduction in ...

more

30-04-2013 | Debasish Mandal; Chandan Sahu; Sabyasachi Bagchi; Abhijit K. Das, Journal of Physical Chemistry A, 2013

Vinyl acetate [VA (CH3COOC2H3)] is an important unsaturated and oxygenated volatile organic compound responsible for atmospheric pollution. In this work, possible reaction mechanisms for the degradation of OH-initiated atmospheric oxidation of VA are investigated. The potential energy ...

more

26-04-2013 | Inmaculada Arribas; Eleuterio Álvarez; Antonio Pizzano, Organometallics, 2013

A family of modularly designed chiral bis(1,3,2-diazaphospholidines) with N-aryl substituents (NP-PN) is reported. These compounds have been prepared in two steps from readily available (R,R)-1,2-diaminocyclohexane and tetrachlorodiphosphines. Examples in the set differ in the backbone and ...

more

25-04-2013 | Mohammad Ali Semsarzadeh, Milad Fardi, Hamed Khalilian, Sahar Amiri, Asia-Pacific Journal of Chemical Engineering, 2013

ABSTRACT Mixed block copolymers have been used as a template in the synthesis of new mesoporous silica particles, prepared from sol–gel method. The prominent effect of the block copolymers have been used to provide a new template that controls the surface area and porosity of the ...

more

19-04-2013 | Fei Ma, Jian Zhu, Zhengbiao Zhang, Xiangqiang Pan, Nianchen Zhou, Xiulin Zhu, Journal of Polymer Science Part A: Polymer Chemistry, 2013

ABSTRACT The living free radical polymerizations of vinyl acetate (VAc) were successfully achieved in the presence of a novel organic selenium compound (diselenocarbonates), with 2,2′‐azobisisobutyronitrile (AIBN) as the initiator. The living characteristics of the VAc polymerization were ...

more

18-04-2013 | Russell J. Varley, David A. Craze, Adrian P. Mouritz, Chun H. Wang, Macromolecular Materials and Engineering, 2013

Abstract This paper investigates thermally activated healing in an epoxy amine network using six thermoplastic modifiers; ethylene vinyl acetate (EVA), poly (ethylene‐co‐glycidyl)‐methacrylate (PEGMA), poly(vinyl‐butyral) (PVB), styrene‐ethylene‐butadiene copolymer (SEBS), ...

more