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Detection and repair of microcracks in polymeric materials. Multidisciplinary project group 2 November 12, 2003. Detection and repair of microcracks in polymeric materials. Goal Application areas Different self-healing concepts Detection systems Remendable crosslinks Recommendations.

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detection and repair of microcracks in polymeric materials

Detection and repair of microcracks in polymeric materials

Multidisciplinary project group 2

November 12, 2003

detection and repair of microcracks in polymeric materials1
Detection and repair of microcracks in polymeric materials
  • Goal
  • Application areas
  • Different self-healing concepts
  • Detection systems
  • Remendable crosslinks
  • Recommendations
slide4
Goal
  • Find ideas for self-healing materials
  • Feasible?
  • Application?
  • PhD?
detection and repair of microcracks in polymeric materials2
Detection and repair of microcracks in polymeric materials
  • Goal
  • Application areas
  • Different self-healing concepts
  • Detection systems
  • Remendable crosslinks
  • Recommendations
detection and repair of microcracks in polymeric materials3
Detection and repair of microcracks in polymeric materials
  • Goal
  • Application areas
  • Different self-healing concepts
  • Detection systems
  • Remendable crosslinks
  • Recommendations
encapsulation
Encapsulation
  • Autonomic healing

Healing only once

Already finetuning

Healing efficiency 85%

biomimetic approach
Biomimetic approach

Autonomic healing

It’s over when fibre breaks

detection and repair of microcracks in polymeric materials4
Detection and repair of microcracks in polymeric materials
  • Goal
  • Application areas
  • Different self-healing concepts
  • Detection systems
  • Remendable crosslinks
  • Recommendations
detection systems sonic ir
Detection systems: Sonic IR

Ultrasound

T 

Infrared camera

detection systems sonic ir1
Detection systems: Sonic IR
  • Very sensitive >20m
  • Surface & Subsurface
  • Available

 Not incorporable

detection systems ercm

Computer

Delamination

Material with conducting carbon fibres

Electrode

Detection systems: ERCM

ECRM : Electrical Resistance Change Method

detection systems ercm1

Computer

Delamination

Material with conducting carbon fibres

Electrode

Detection systems: ERCM
  • Incorporable
  • Surface & Subsurface

 Not available

detection and repair of microcracks in polymeric materials5
Detection and repair of microcracks in polymeric materials
  • Goal
  • Application areas
  • Different self-healing concepts
  • Detection systems
  • Remendable crosslinks
  • Recommendations
detection and repair of microcracks in polymeric materials6
Detection and repair of microcracks in polymeric materials
  • Goal
  • Application areas
  • Different self-healing concepts
  • Detection systems
  • Remendable crosslinks
  • Recommendations
questions
Questions?

http://students.chem.tue.nl/ifp07