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Stage 2012

Objectives:

1.  Synthesis and characterization of some polyimides containing alicyclic dianhydrides (DOCDA and BOCA) to obtain high performance alignment layers.

2. Morphological modification of the polyimide film surface induced by the reorganization of the topography


Accepted papers in journals with impact factor:

1. Surface Properties and Blood Compatibility of Some Aliphatic/Aromatic Polyimide Blends, Simona-Luminita Nica, Camelia Hulubei, Iuliana Stoica, Ghiocel Emil Ioanid, Silvia Ioan,  Polym. Eng. Sci. , Article first published online: 17 July 2012, DOI 10.1002/pen.23260

2. An insight on the effect of rubbing textile fiber on morphology of some semi-alicyclic polyimides for liquid crystal orientation, Andreea Irina Barzic, Iuliana Stoica, Dumitru Popovici, Stelian Vlad, Vasile Cozan, Camelia Hulubei, Polym. Bull., Article first published online: 26 September 2012,  DOI 10.1007/s00289-012-0858-z

3. Origin of dielectric response and conductivity of some alicyclic polyimides, Silvia Ioan, Camelia Hulubei, Dumitru Popovici, Valentina Elena Musteata, Polym Eng. Sci., Article first published online: 28 November 2012, DOI 10.1002/pen.23409

 

Chapters in books:

1. Semi-Alicyclic Polyimides: Insights into Optical Properties and Morphology Patterning  Approaches for Advanced Technologies, A. I. Barzic, I. Stoica, C. Hulubei, in Polyimide, Ed. Marc J.M. Abadie, InTech Publisher, ISBN 980-953-307-287-1, 167-198, 2012,  http://dx.doi.org/10.5772/53607



Papers published in proceedings:

1. Rheological properties of some complex polymers containing alicyclic structures; S. Ioan, A.Filimon. C. Hulubei. D. Popovici, 9th International Conference, Heat Transfer, Fluid Mechanics and Thermodynamics  HEFAT 2012, Valletta, Malta 16-18 July 2012, pp. 342-347, CD – ISBN: 978-1-86854-986-3.



 Participation in scientific events:

Oral presentations:

1. Structure-rheology properties relationship in complex alicyclic polyimides; A. Filimon, C. Hulubei, D. Popovici, S. Ioan; The 7th International Conference on Advanced Materials, ROCAM 2012, Braşov, Romania, 28-31 August 2012, p. 30.

2. Polyimides containing alicyclic units, C. Hulubei, 4th Bilateral Symposium on Functional  Heterocyclic and Heterochain Polymers for Advanced  Materials, Iasi,  Romania,  2-7 September 2012

 

Posters:

1. Surface properties of some complex polymeric blends containing alicyclic structures; S. Ioan, C. Hulubei, S. L. Nica; Europolymer Conference of the European Polymer Federation (EUPOC 2012) on Porous Polymer-Based Systems: From Design to Application, Gargnano, Lake Garda, Italy, 3 - 7 June 2012.

2. Rheological properties of some complex polymers containing alicyclic structures; S. Ioan, A. Filimon, C. Hulubei, D. Popovici; 9th International Conference, Heat Transfer, Fluid Mechanics and Thermodynamics HEFAT 2012, Valletta, Malta, 16-18 July 2012.

3. Molecular Design of Some Semi-alicyclic Polyimides for Liquid Crystal Alignment Layers; C. Hulubei, D. Popovici, A. I. Barzic, I. Stoica; The 7th International Conference on Advanced Materials, ROCAM 2012, Brasov, Romania, 28-31 August 2012, p. 34.

4. Molecular origin of the secondary relaxations from cooperative and non-cooperative motions in dielectric spectroscopy of alicyclic polyimides; S. Ioan, C. Hulubei, V. Musteata, D. Popovici; The 7th International Conference on Advanced Materials, ROCAM 2012, Brasov, Romania, 28-31 August 2012, p.  129.

5. Morphological modification of some polyimide precursors based on alicyclic dianhydrides by a lyotropic liquid crystal matrix; C. Hulubei, A.I. Barzic, D. Popovici and I. Stoica; 31st European Congress on Molecular Spectroscopy, EUCMOS 2012, Cluj-Napoca, Romania, 26-31 August 2012, p. 38.

6. Temperature modulated dielectric spectroscopy in the transition regions of alicyclic structures; S. Ioan, C. Hulubei, V. Musteata and D. Popovici; 31st European Congress on Molecular Spectroscopy, EUCMOS 2012, Cluj-Napoca, Romania, 26-31 August 2012, p. 38.

7. Dispersia dielectrica a unor poliimide semi-aliciclice, S. Ioan, C. Hulubei, D. Popovici, V.-E. Musteata, A XXXII-a Conferinţă Natională de Chimie, Calimanesti-Caciulata, Valcea, Romania, 3-5 octombrie 2012, p.  46.

8. Surface Properties of Some Polyimides Containing Alicyclic Structures; A. Filimon, C. Hulubei, D. Popovici, S. Ioan; A XXXII-a Conferinţă Natională de Chimie, Calimanesti-Caciulata, Valcea, Romania, 3-5 octombrie 2012, p. 45.

9. New Porous Crosslinked Bead Polymers based on Semi-Alicyclic Copolyimides ; C.D. Vlad, C. Hulubei, D. Popovici, S. Ioan; A XXXII-a Conferinţă Natională de Chimie, Calimanesti-Caciulata, Valcea, Romania, 3-5 octombrie 2012, p.  48.



 Other activities:

    Thesis “Synthesis and characterizations of some cycloaliphatic polyimides for high performance applications”, drd. Dumitru Popovici, public defense on 30 October 2012. Parts of this thesis represent results obtained in this project.