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Antifouling systems Antifouling systems to reduce biocide to reduce biocide Shinnichi TASHIRO, Masakazu DOI, TASHIRO, Masakazu DOI, Shinnichi Yasuyuki KISEKI, Masashi ONO KISEKI, Masashi ONO Yasuyuki International Symposium International

  1. Antifouling systems Antifouling systems to reduce biocide to reduce biocide Shinnichi TASHIRO, Masakazu DOI, TASHIRO, Masakazu DOI, Shinnichi Yasuyuki KISEKI, Masashi ONO KISEKI, Masashi ONO Yasuyuki International Symposium International Symposium On Shipbuilding Technology On Shipbuilding Technology (ISST 2007) (ISST 2007) September 7, 2007 September 7, 2007 Osaka University, Japan Osaka University, Japan CHUGOKU MARINE PAINTS, LTD CHUGOKU MARINE PAINTS, LTD

  2. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Performance of TBT-AF

  3. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Performance of TBT-AF

  4. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Performance of TBT-Free systems

  5. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Subject Matter • Introduction of TBT-Free antifouling technology and performance Hydrolysis Biocide-free Technology Technology 3 types

  6. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT to TBT-Free TBT Hydrolysis antifoulings Bioactive Hydrolyzing Booster Cuprous TBT Polymer Biocides Oxide TBT-Free Hydrolysis antifoulings Not Bioactive Hydrolyzing Booster Cuprous Polymer Biocides Oxide Hydrolysis technologies are based on TBT-antifouling systems.

  7. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Hydrolysis Mechanism Seawater Paint Film Hydrolyzed Hydrolyzing Polymer Polymer Hydrophilic Hydrophobic resin resin Dissolved Biocide Biocide Reaction layer

  8. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Section Photo of TBT-AF Existing AF (White) Seawater side Hull side Reaction Layer (Bioactive-TBT)

  9. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Section Photo of TBT-free Hydrolysis AF Existing AF (White) Seawater side Hull side Reaction Layer (Less bioactive)

  10. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Section Photo of TBT-free conventional AF Existing AF (White) Seawater side Hull side Inactive Layer (Less bioactive)

  11. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 1. Copper-type Hydrolysis antifoulings Hydrolyzing Booster Cuprous Polymer Biocides Oxide 2. Copper-free Hydrolysis antifoulings Hydrolyzing Booster Copper-Free Polymer Biocides 3. Biocide-free Hydrolysis antifoulings Hydrolyzing Biocide-Free Polymer

  12. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 1. Copper-type Hydrolysis antifoulings Hydrolyzing Booster Cuprous Polymer Biocides Oxide TBT-Free TBT-Free Hydrolysis Technology Copper-type Hydrolysis antifoulings Hydrolyzing Booster Cuprous Polymer Biocides Oxide Copper-free Hydrolysis antifoulings Hydrolyzing Booster Copper-Free Polymer Biocides Biocide-free Hydrolysis antifoulings Hydrolyzing Biocide-Free Polymer

  13. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 1. Copper-type Hydrolysis antifoulings

  14. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 1. Copper-type Hydrolysis antifoulings

  15. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 1. Copper-type Hydrolysis antifoulings

  16. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 2. Copper-free Hydrolysis antifoulings Hydrolyzing Booster Polymer Biocides TBT-Free Copper-Free TBT-Free Hydrolysis Technology Copper-type Hydrolysis antifoulings Hydrolyzing Booster Cuprous Polymer Biocides Oxide Copper-free Hydrolysis antifoulings Hydrolyzing Booster Copper-Free Polymer Biocides Biocide-free Hydrolysis antifoulings Hydrolyzing Biocide-Free Polymer

  17. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 2. Copper-free Hydrolysis antifoulings

  18. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 2. Copper-free Hydrolysis antifoulings

  19. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 2. Copper-free Hydrolysis antifoulings

  20. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 3. Biocide-free Hydrolysis antifoulings Hydrolyzing Polymer TBT-Free Copper-Free TBT-Free Hydrolysis Technology Copper-type Hydrolysis antifoulings Hydrolyzing Booster Cuprous Biocide-Free Polymer Biocides Oxide Copper-free Hydrolysis antifoulings Hydrolyzing Booster Copper-Free Polymer Biocides Biocide-free Hydrolysis antifoulings Hydrolyzing Biocide-Free Polymer

  21. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 3. Biocide-free Hydrolysis antifoulings

  22. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical TBT-Free Hydrolysis Technology 3. Biocide-free Hydrolysis antifoulings

  23. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Biocide-free Technology Silicone elastomer Electrochemical (foul-release) Prevention Foul Release Disinfectant Low Surface Energy Cl 2 , ClO -

  24. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Biocide-free Technology Silicone Foul Release Coating System Difficultly settled & Easily detached Low surface energy Ultra smooth surface Biocide-free Technology Greater elasticity Silicone elastomer Electrochemical (foul-release) Prevention Foul Release Disinfectant Low Surface Energy Cl 2 , ClO -

  25. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Biocide-free Technology Silicone Foul Release Coating System

  26. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Biocide-free Technology Silicone Foul Release Coating System

  27. Copper Copper Biocide Silicone Electro- Summary Abstract type free free elastomer chemical Summary • No single antifouling technology is perfect for all vessel types • Without resorting to a single antifouling system, a wide range of research is important

  28. Antifouling Systems to Reduce Biocide Antifouling Systems to Reduce Biocide THANK YOU THANK YOU CHUGOKU MARINE PAINTS, LTD CHUGOKU MARINE PAINTS, LTD

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