<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Electro-optic (EO) polymers, possessing high EO coefficient and low dielectric constant, are considered to be a new generation of nonlinear optical materials that have great application prospect in photo-communication, information storage, and data processing. The host-guest structure of EO polymers is the most typical one in this field. However, the phase separation during polarization between the host polymer and the guest nonlinear optical molecule (NLO) limits potential applications of the material. To solve the problem, a new synthetic method was designed in this paper. First, 2,4-dinitroaniline was grafted to phenol polyphosphazene by chemical method for polar improvement of the main chain. Then, another small NLO molecule was mixed into the polymer by physical method for further improvement of EO coefficient. The preparation process was studied and the structure of the product was characterized. The effects of different NLO mixing proportions and different polarizing temperatures on EO coefficient were investigated in details. Orientation stability of the sample was tested. Experimental results show that our products possess not only high EO coefficient but also good phase stability, which makes them good candidates for the application in information technology.</p></abstract>

Electro-optic (EO) polymers, possessing high EO coefficient and low dielectric constant, are considered to be a new generation of nonlinear optical materials that have great application prospect in photo-communication, information storage, and data processing. The host-guest structure of EO polymers is the most typical one in this field. However, the phase separation during polarization between the host polymer and the guest nonlinear optical molecule (NLO) limits potential applications of the material. To solve the problem, a new synthetic method was designed in this paper. First, 2,4-dinitroaniline was grafted to phenol polyphosphazene by chemical method for polar improvement of the main chain. Then, another small NLO molecule was mixed into the polymer by physical method for further improvement of EO coefficient. The preparation process was studied and the structure of the product was characterized. The effects of different NLO mixing proportions and different polarizing temperatures on EO coefficient were investigated in details. Orientation stability of the sample was tested. Experimental results show that our products possess not only high EO coefficient but also good phase stability, which makes them good candidates for the application in information technology.

Structure and performance optimization of phenol polyphosphazene grafted by 2,4-dinitroaniline containing small nonlinear optical molecules

Harbin University of Science and Technology

Harbin Research Institute of Electrical Instruments

Materials Science-Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Electro-optic (EO) polymers, possessing high EO coefficient and low dielectric constant, are considered to be a new generation of nonlinear optical materials...

Structure and performance optimization of phenol polyphosphazene grafted by 2,4-dinitroaniline containing small nonlinear optical molecules

Published Online: Dec 30, 2019

Page range: 541 - 546

Received: Nov 10, 2016

Accepted: Apr 23, 2019

DOI: https://doi.org/10.2478/msp-2019-0055

Keywords
phenol polyphosphazene, EO polymer, 2, 4-dinitroaniline, NLO, information technology

© 2019 Ying Zhang et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Structure and performance optimization of phenol polyphosphazene grafted by 2,4-dinitroaniline containing small nonlinear optical molecules

Published Online: Dec 30, 2019

Page range: 541 - 546

Received: Nov 10, 2016

Accepted: Apr 23, 2019

DOI: https://doi.org/10.2478/msp-2019-0055

Keywordsphenol polyphosphazene, EO polymer, 2, 4-dinitroaniline, NLO, information technology

© 2019 Ying Zhang et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
phenol polyphosphazene, EO polymer, 2, 4-dinitroaniline, NLO, information technology