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Polymer research

Sustainable network polymer via dynamic metal ionic crosslinks

Wang, Yanjun; Lei, Yuan; Zhou, Changlin; Wu, Bo; Jiang, Yuanyuan; Lei, Jingxin

(Natural) polymersApplicationCharacteristic dimensionCharacterizationCustomer publicationsMaterialPolymer researchSAXSTechnique

Sustainable network polymer via dynamic metal ionic crosslinks

Wang, Yanjun; Lei, Yuan; Zhou, Changlin; Wu, Bo; Jiang, Yuanyuan; Lei, Jingxin

Incorporating reversible dynamic linkages into the polymer networks endows traditional thermosets with recyclability and reprocessability. However, the facile preparation of recyclable polymer networks with suitable stability and acceptable cost is still a challenge. Among various dynamic linkages, ionic bonds promise a rational dynamic linkage in virtue of suitable stability and…
Organic acids interacting with block copolymers have broadened the window that retains isoporous structures

Zhu, Guo-Dong; Yin, Yu-Rong; Li, Zhen-Nan; Qiu, Ya-Yu; Yi, Zhuan; Gao, Cong-Jie

(Natural) polymersApplicationCharacteristic dimensionCharacterizationCustomer publicationsMaterialPolymer researchSAXSSelf-assembled materialTechnique

Organic acids interacting with block copolymers have broadened the window that retains isoporous structures

Zhu, Guo-Dong; Yin, Yu-Rong; Li, Zhen-Nan; Qiu, Ya-Yu; Yi, Zhuan; Gao, Cong-Jie

Evaporation is significantly important for the preparation of isoporous membranes from self-assembly and non-solvent induced phase separation (SNIPS). Unfortunately, the time of solvent evaporation that retains isoporous structures is usually rather short, which causes many challenges to fabricate membranes with repeatable and controllable isoporous structures. In the current work, we…
Topochemical polymerization of hierarchically ordered diacetylene monomers within the block copolymer domains

Krishnan, Deepthi; B, Amal Raj R.; Gowd, E. Bhoje

(Natural) polymersApplicationCharacteristic dimensionCharacterizationCustomer publicationsMaterialPhase analysisPolymer researchSAXSSelf-assembled materialTechniqueTemperatureWAXS

Topochemical polymerization of hierarchically ordered diacetylene monomers within the block copolymer domains

Krishnan, Deepthi; B, Amal Raj R.; Gowd, E. Bhoje

Integration of polymerizable small molecules within block copolymer based supramolecules provides a new strategy to generate functional materials. Herein we report hydrogen-bonding complexes of photopolymerizable 10,12-pentacosadyionic acid (PCDA) and polystyrene-block-poly(4-vinylpyridine) (PS-b-P4VP). We systematically investigate how annealing conditions affect the hierarchical ordering and…
A robust self-healing polyurethane elastomer: From H-bonds and stacking interactions to well-defined microphase morphology

Fan, Cheng-Jie; Huang, Zi-Chun; Li, Bei; Xiao, Wen-Xia; Zheng, En; Yang, Ke-Ke; Wang, Yu-Zhong

(Natural) polymersApplicationCharacteristic dimensionCharacterizationCompositesCustomer publicationsMaterialPolymer researchSAXSTechnique

A robust self-healing polyurethane elastomer: From H-bonds and stacking interactions to well-defined microphase morphology

Fan, Cheng-Jie; Huang, Zi-Chun; Li, Bei; Xiao, Wen-Xia; Zheng, En; Yang, Ke-Ke; Wang, Yu-Zhong

Self-healing materials have attracted considerable attention because of their improved safety, lifetime, energy efficiency and environmental impact. Supramolecular interactions have been extensively considered in the field of self-healing materials due to their excellent reversibility and sensitive responsiveness to environmental stimuli. However, development of a polymeric material with good…
Characterization of poly(butylene succinate)/poly(lactic acid) blends with in-situ sub-micron fibers and intercalation structure manufacturing by volumetric pulsating elongation flow

Tan, Ling-cao; Qu, Jin-ping

(Natural) polymersApplicationCharacterizationCustomer publicationsMaterialOrientation analysisPolymer researchSAXSTechnique

Characterization of poly(butylene succinate)/poly(lactic acid) blends with in-situ sub-micron fibers and intercalation structure manufacturing by volumetric pulsating elongation flow

Tan, Ling-cao; Qu, Jin-ping

In-situ fibrillation and intercalation structure are favoring to improve the properties of polymer blends. In this work poly(butylene succinate)/poly(lactic acid) blends containing such structures have been achieved via volume pulsating elongation flow instead of strong shear. The mechanical properties, crystallization properties and micromorphology of the extruders were well investigated. The…