To provide a monomer composition containing an unsaturated polyalkylene glycol ether-based monomer and having excellent stability.
Provided is a monomer composition containing an unsaturated polyalkylene glycol ether-based monomer represented by the following chemical formula (1):
YO(R
1
O)
n
R
2
(1)
[in the formula, Y represents an alkenyl group having 2 to 7 carbon atoms; R
1
O represents one or two or more types of oxyalkylene groups having 2 to 18 carbon atoms; n represents an average addition mole number of oxyalkylene groups and is a number of 5 to 500; and R
2
represents a hydrogen atom or a hydrocarbon group having 1 to 30 carbon atoms], an organic acid, and water, and having a pH of 4 to 13.
提供一种含有不饱和聚烯醚基单体并具有优异稳定性的单体组合物。提供的单体组合物包含以下
化学式(1)所表示的不饱和聚烯醚基单体:YO(R1O)nR2(1)[在该式中,Y表示具有2至7个碳原子的烯基基团;R1O表示具有2至18个碳原子的一种或两种或更多种氧烷基团;n表示氧烷基团的平均加入摩尔数,为5至500之间的数字;R2表示氢原子或具有1至30个碳原子的碳氢基团],有机酸和
水,并且具有pH值为4至13。