KR102895008B1 - 복층 방오 도막, 이 도막을 표면에 갖는 도장물 - Google Patents
복층 방오 도막, 이 도막을 표면에 갖는 도장물Info
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- KR102895008B1 KR102895008B1 KR1020217041925A KR20217041925A KR102895008B1 KR 102895008 B1 KR102895008 B1 KR 102895008B1 KR 1020217041925 A KR1020217041925 A KR 1020217041925A KR 20217041925 A KR20217041925 A KR 20217041925A KR 102895008 B1 KR102895008 B1 KR 102895008B1
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Abstract
본 발명에 의하면, 하층 도막과, 그 위에 형성된 상층 도막을 갖는 복층 방오 도막으로서, 상기 상층 도막은 공중합체 A를 포함하고, 상기 하층 도막은 공중합체 B를 포함하며, 상기 상층 도막 및 하층 도막은 각각 방오 약제를 포함하고, 상기 공중합체 A는 단량체(a)와 단량체(c)를 포함하고, 또한 단량체(b)를 포함해도 되는 제1단량체 혼합물의 공중합체이며, 상기 공중합체 B는 상기 단량체(a)와 단량체(b) 중의 적어도 일방을 포함하는 제2단량체 혼합물의 공중합체이고, 상기 단량체(a) ~ (c)는 각각 일반식(1) ~ (3)으로 나타내어지고, 상기 공중합체 A는 제1단량체 혼합물을 100 질량%로 하면, 상기 단량체(a)의 함유량이 10 ~ 45 질량%이며, 상기 단량체(b)의 함유량이 0 ~ 15 질량%이고, 상기 단량체(c)의 함유량이 20 ~ 50 질량%이며, 상기 단량체(a)와 상기 단량체(b)의 합계 함유량이 10 ~ 45 질량%이고, 상기 공중합체 B는 상기 공중합체 A 이외의 공중합체이고, 또한 제2단량체 혼합물을 100 질량%로 하면, 상기 단량체(a)와 상기 단량체(b)의 합계 함유량이 46 ~ 65 질량%인, 복층 방오 도막이 제공된다.
Description
Claims (3)
- 하층 도막과, 그 위에 형성된 상층 도막을 갖는 복층 방오 도막으로서,
상기 상층 도막은 공중합체 A를 포함하고,
상기 하층 도막은 공중합체 B를 포함하며,
상기 상층 도막 및 하층 도막은 각각 방오 약제를 포함하고,
상기 공중합체 A는 단량체(a)와 단량체(c)를 포함하고, 또한 단량체(b)를 포함해도 되는 제1단량체 혼합물의 공중합체이며,
상기 공중합체 B는 상기 단량체(a)와 단량체(b) 중의 적어도 일방을 포함하는 제2단량체 혼합물의 공중합체이고,
상기 단량체(a) ~ (c)는 각각 일반식(1) ~ (3)으로 나타내어지고,
상기 공중합체 A는 제1단량체 혼합물을 100 질량%로 하면, 상기 단량체(a)의 함유량이 10 ~ 45 질량%이며, 상기 단량체(b)의 함유량이 0 ~ 15 질량%이고, 상기 단량체(c)의 함유량이 20 ~ 50 질량%이며, 상기 단량체(a)와 상기 단량체(b)의 합계 함유량이 10 ~ 45 질량%이고,
상기 공중합체 B는 상기 공중합체 A 이외의 공중합체이고, 또한 제2단량체 혼합물을 100 질량%로 하면, 상기 단량체(a)와 상기 단량체(b)의 합계 함유량이 46 ~ 65 질량%인, 복층 방오 도막.
[화학식 1]
(식 중, R1 ~ R3은 각각 동일 또는 상이하고, 탄소수 3 ~ 8의 분기 알킬기 또는 페닐기이다.)
[화학식 2]
(식 중, R1 ~ R3은 각각 동일 또는 상이하고, 탄소수 3 ~ 8의 분기 알킬기 또는 페닐기이다.)
[화학식 3]
(식 중, R4는 수소 원자 또는 메틸기이고, R5는 알킬기 또는 아릴기이며, n은 1 ~ 25이다.) - 제1항에 기재된 복층 방오 도막을 표면에 구비하는 도장물.
- 제1항에 있어서,
상기 공중합체 A에 있어서의 단량체(c)의 함유량이 25 ~ 50 질량%인, 복층 방오 도막.
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| JPJP-P-2019-096218 | 2019-05-22 | ||
| PCT/JP2020/019578 WO2020235516A1 (ja) | 2019-05-22 | 2020-05-18 | 複層防汚塗膜、該塗膜を表面に有する塗装物 |
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| JP7576722B1 (ja) | 2024-03-26 | 2024-10-31 | 中国塗料株式会社 | 水系防汚塗料組成物 |
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| CN102964557B (zh) * | 2012-11-30 | 2015-04-22 | 华南理工大学 | 一种防污用水解降解树脂及其应用 |
| CN107960090B (zh) * | 2015-05-22 | 2020-06-23 | 中国涂料株式会社 | 防污涂料组合物、防污涂膜、防污基材、防污基材的制造方法以及防污涂料组合物的储藏方法 |
| WO2018003137A1 (ja) | 2016-07-01 | 2018-01-04 | 中国塗料株式会社 | 積層防汚塗膜、防汚基材及び船舶 |
| JP6621121B2 (ja) * | 2017-01-25 | 2019-12-18 | 日東化成株式会社 | 防汚塗料組成物用共重合体、防汚塗料組成物、該組成物を用いて形成される防汚塗膜、該塗膜を表面に有する塗装物、及び該塗膜を形成する防汚処理方法 |
| EP3831898A4 (en) | 2018-07-27 | 2022-04-06 | Chugoku Marine Paints, Ltd. | Antifouling paint composition, antifouling coating, substrate with antifouling coating, ?production method thereof, and repair method |
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| JP2016089167A (ja) | 2014-10-31 | 2016-05-23 | 中国塗料株式会社 | 防汚塗料組成物、防汚塗膜および防汚基材、ならびに防汚基材の製造方法 |
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