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WaterProof

2014.5.19. WaterProof. 2013011460 Seo Jeong Do 2013011471 Lee young Sang 2013011473 Lee Eun Gwang. 1. What is Waterproof?. PART3. PART2. PART1. Definition of waterproof : i mpervious to or unaffected by water. 1. What is Waterproof?. PART3. PART2. PART1.

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WaterProof

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  1. 2014.5.19 WaterProof 2013011460 SeoJeong Do 2013011471 Lee young Sang 2013011473 Lee EunGwang

  2. 1. What is Waterproof? PART3 PART2 PART1 • Definition of waterproof • : impervious to or unaffected by water

  3. 1. What is Waterproof? PART3 PART2 PART1 • Cause of waterproof is ; • hydrophobic : property to repel water resulting from non-polarity ※ Non-polarity occurs due to the Similarity in electronegativity or Structural symmetry.

  4. 2. Material able to waterproof CONTENTS CONTENTS CONTENTS CONTENTS Full waterproof

  5. 2. Material able to waterproof CONTENTS CONTENTS CONTENTS CONTENTS Half waterproof

  6. 3. Where we use waterproof PART3 PART2 PART1

  7. Q & A

  8. Thank You

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