供应4丙烯酸羟丁酯4HBA丙烯酸羟丁酯|4HBA日本大阪有机|德国巴斯夫|日本化成株式会社
丙烯酸羟丁酯
英文名称：4-Hydroxybutyl Acrylate；4-HBA
密 度：1.044
沸 点：77°C (5 mmHg)
折 射 率：1.445
闪 点：193°F
用 途：抗刮擦,抗毛和流动性的组合,耐候性,与交联剂的高反应性,抗化学性和抗水性,流动性,坚硬和抗腐蚀性,耐热性,冲击强度。用于涂料(汽车面漆,光固化,粉体)
丙烯酸羟丁酯 4HBA
CAS 2478-10-6
英文名 4-HYDROXYBUTYL ACRYLATE
别名 丙烯酸-4-羟基丁酯;1,4-丁二醇单丙烯酸酯;4HBA;BDMA
分子式 C7H12O3
分子量 144.2
分子结构
物性 无色液体
熔点
沸点 95
折射率
闪点 130
Tg -65
用途
1.抗刮擦,刮毛和流动性的组合
2.耐候性
3.与交联剂的高反应性
4.抗化学性和抗水性,流动性佳
5.坚硬和抗腐蚀性
6.耐热性
7.冲击强度
8.用于涂料(汽车面漆,光固化,粉体)
9.汽车修补漆
Environmentally-Friendly products for the coating industry
4-HYDROXYBUTYL ACRYLATE
4HBA, with a primary hydroxyl group at the end of a longer alkyl chain, gives excellent scratch resistance due to its high crosslinking ratio and unique flexibility
CAS No :2478-10-6
TSCA :2478-10-6
EINECS :219-606-3
ENCS :2-958
Features
4HBA is the Acrylic ester which has a hydroxyl functional group and a double bond group in the molecule.
Various vinyl monomers can be copolymerized with 4HBA.
Polymers co-polymerized with 4HBA achieve a higher crosslinking ratio with curing agents .
Applications
Paint and coating materials (excellent scratch resistance, mechanical properties, and acid rain resistance )
Waterborne coatings.
Powder coatings.
UV/EB curable composition
Adhesives
Pressure sensitive adhesives
Properties
Appearance Clear colorless liquid
Formula C7H12O3
Mol. weight 144.2
Specific gravity (20/4°C) 1.041
Freezing point -112°C
Boiling point ca.230°C
Flash point 110°C
Ignition point 380°C
Vapor pressure (80°C)1.0 mm Hg
(100°C)3.5 mm Hg
Specific heat 0.51 cal/g °C
Viscosity (25°C) 10.2 cps m Pa.s
Tg (homo-polymer) -40°C
Solubility in water in organic so