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2018 / ȣ: V.30,no.1,Mar |
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Preparation and Properties of Bio-inspired Waterborne Polyurethanes Containing Different Amount of Paraffin Wax |
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Preparation and Properties of Bio-inspired Waterborne Polyurethanes Containing Different Amount of Paraffin Wax |
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Hye-Lin Kim, Ae-Li Kim, Young-Hee Lee, Sung Yeol Kim1, Cha-Cheol Park2, Mohammad Mizanur Rahman3 and Han-Do Kim* |
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Hye-Lin Kim, Ae-Li Kim, Young-Hee Lee, Sung Yeol Kim1, Cha-Cheol Park2, Mohammad Mizanur Rahman3 and Han-Do Kim* |
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Pusan National University, Kyungpook National University, Dongseo University, King Fahd University o |
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Pusan National University, Kyungpook National University, Dongseo University, King Fahd University o |
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9 ~ 19 : 11 |
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English |
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Abstract To prepare bio-inspired antifouling coating materials having similar structure
with lotus, self-crosslinkable waterborne polyurethanes emulsions containing paraffin wax
(CWPU/P0, 0.25, 0.5, 1.0, 1.5, 2.0, the number indicated the wt% of wax) were prepared
by an emulsifier-free/solvent free prepolymer mixing process. The as-polymerized
CWPU/P emulsions containing 0 - 1.00wt% of paraffin wax were found to be stable after
4 months, however, CWPU/P emulsions containing 1.50 and 2.00wt% of paraffin wax
were unstable within 1 month storage. Considering the stability of emulsions, the optimum
paraffin wax content was found to be about 1wt% to obtain stable antifouling coating
emulsion material. The surface topology of CWPU/P film samples was characterized by
atomic force microscopy (AFM). This study examined the effect of paraffin wax content
on the surface roughness, water contact angle/surface energy, water swelling, light transmittance
and tensile properties of CWPU/P film samples. |
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Keywords bio-inspired, waterborne polyurethane, surface roughness, paraffin wax,
antifouling coating |
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Reference |
http://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=OSGGBT_2018_v30n1_9&ordernum= |
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