Ultrahigh toughness of stretchable ratiometric mechanofluorescent polyurethane elastomers enhanced by dual slide-ring motion of polyrotaxane cross-linkers and daisy chain backbones

Author:

Cuc Tu Thi Kim1ORCID,Tso Yun-Chen1,Wu Ting-Chi1,Nhien Pham Quoc2ORCID,Khang Trang Manh1ORCID,Hue Bui Thi Buu2,Chuang Wei-Tsung3ORCID,Lin Hong-Cheu14ORCID

Affiliation:

1. Department of Materials Science and Engineering, National Yang Ming Chiao Tung University, Hsinchu 300093, Taiwan

2. Department of Chemistry, College of Natural Sciences, Can Tho University, Can Tho City 94000, Vietnam

3. National Synchrotron Radiation Research Center, Hsinchu 300092, Taiwan

4. Center for Emergent Functional Matter Science, National Yang Ming Chiao Tung University, Hsinchu 300093, Taiwan

Abstract

Mechanofluorophoric polyurethane elastomers containing dual slide-ring motion of daisy chain backbones and polyrotaxane crosslinkers are created, which show noble mechanical features and ratiometric mechanofluorescent responses under tensile forces.

Funder

National Science and Technology Council

University System of Taiwan

Ministry of Education

Publisher

Royal Society of Chemistry (RSC)

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