Bioinspired nacre-like PEEK material with superior tensile strength and impact toughness

Author:

Zhu Shu12ORCID,Yan Tianwen12,Huang Xinlin12,Hassan Elwathig A. M.123,Zhou Jianfeng12,Zhang Sen14,Xiong Mengyun12,Yu Muhuo12,Li Zhaomin5

Affiliation:

1. State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, Shanghai Collaborative Innovation Center of High-Performance Fibers and Composites (Province-Ministry Joint), Key Laboratory of High-Performance Fibers & Products, Ministry of Education, Center for Civil Aviation Composites, Donghua University, Shanghai, 201620, P. R. China

2. Key Laboratory of Shanghai City for Lightweight Composites, College of Materials Science and Engineering, Donghua University, Shanghai, 201620, P. R. China

3. Industries Engineering and Technology, University of Gezira, Sudan

4. Liaoning Engineering Technology Research Center of Function Fiber and Its Composites, Dalian Polytechnic University, Dalian 116034, China

5. Shanghai Microport Medical (Group) Co. Ltd, Shanghai 201203, China

Abstract

A bioinspired PEEK material with hard “bricks” of nanoscale lamellae and micron-scale deformed spherulites bonded by soft “mortar” of a rigid amorphous fraction was produced with a pressure-induced flow (PIF) processing applied in the solid-state.

Funder

National Natural Science Foundation of China

Science and Technology Commission of Shanghai Municipality

State Key Laboratory for Modification of Chemical Fibers and Polymer Materials

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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