Page 13 - 涂料工业2024年第01期电子刊
P. 13
54 1 Vol. 54 No. 1
2024 1 Jan. 2024
A N C A NGS ND S R
疏水侧链改性聚氨酯丙烯酸酯的制备及其在光固化
金属涂层中的应用
谢素斌,童杰祥,罗 静,刘 仁
(江南大学化学与材料工程学院,江苏无锡214122)
摘 要:为提升光固化金属涂层的防腐性能,以来源于生物基的 δ-癸内酯(D )为原料,首先合成
了一系列带疏水侧链的聚癸内酯二元醇,然后与异佛尔酮二异氰酸酯( D )和丙烯酸羟乙酯( EA)
制备了带有疏水侧链的聚氨酯丙烯酸酯,将其用于构筑光固化金属涂层。采用傅立叶变换红外光
谱、核磁共振氢谱对其结构进行了表征,研究了聚癸内酯二元醇的化学结构、相对分子质量对所构筑
的光固化涂层疏水性以及防腐性能的影响。结果表明: ,
探
400 h 3 1. 4 400 h 2. 7 10 cm
7
2
1. 1 10 cm 400 h 疏水侧链改性的聚氨酯丙烯酸酯所构 索
9
2
筑的涂层具有更高的耐水性和耐腐蚀性。
开
关键词:光固化;生物基材料;聚氨酯丙烯酸酯;金属涂层;疏水
中图分类号 637. 83 文献标志码: 文章编号:0253-4312(2024)01-0001-10 发
doi 10. 12020 . i n. 0253-4312. 2023-213
Preparation o Hydropho ic Side Chain Modi ied Polyurethane
Acrylate and Its Application in V Cura le Metal Coating
ie Su in, on Jie ian , uo Jin , iu Ren
J
J
(School of Chemical and Material Engineering,iangnan University,Wuxi,iangsu 214122,China)
A stract: n order to impro e the anti-corro ion a ility o the photocura le coatin ,a
erie o polydecalactone diol with hydropho ic ide chain were ynthe i ed rom δ
-decalactone(D ),and then urethane acrylate with ide chain tructure wa prepared with
i ophorone dii ocyanate( D ) and hydro yethyl acrylate( EA),which were u ed to
con truct photocura le metal coatin . he tructure o polydecalactone diol wa characteri ed
1
y Fourier tran orm in rared pectro copy(F - R)and NMR. he e ect o chemical
tructure and molecular wei ht on the hydropho ic and anti-corro ion propertie o the
coatin were tudied. he re ult howed that the water a orption o hydropho ic ide chain
modi ied polyurethane acrylate coatin in water or 400 h decrea ed rom 3 to 1. 4 . n
通信作者:刘仁(1980—),男,教授,主要开展辐射固化基础、材料制备及应用技术研究工作。
本文规范引用格式:
谢素斌,童杰祥,罗静,等. 疏水侧链改性聚氨酯丙烯酸酯的制备及其在光固化金属涂层中的应用 J . 涂料工业,2024,54(1):1-9,16.
e
E S B, NG J , J,t al. reparation o hydropho ic ide chain modi ied polyurethane acrylate and it application in V cura le metal coatin J .
aint Coatin ndu try,2024,54(1):1-9,16.
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