Coating composition and process for producing synthetic resin moldings by using the same
申请人:MITSUBISHI RAYON CO., LTD.
公开号:EP0013939A2
公开(公告)日:1980-08-06
A coating composition comprising
(a) a monomer mixture of 30 to 90% by weight of at least one poly(meth)acrylate of mono or polypentaeryth- riol having at least three (meth)acryloyloxy groups in one molecule of the formula (I)
wherein at least three of X11, X12, X13, X22, X23...Xn2, Xn3 and X14 are CH2=CH-COO- groups and the rest of them are -OH groups, n is an integer of 1 to 5 and R represents hydrogen or a methyl group, and 70 to 10% by weight of at least one monofunctional acrylate or methacrylate having at least one ether bond in one molecule, a boiling point above 150° C under normal pressure and a viscosity below 20 centipoises at 20° C;
(b) 0.01 to 10 parts by weight of a photosensitizing agent per 100 parts by weight of a said monomer mixture;
(c) 0.0001 to 2.0 parts by weight per 100 parts by weight of said monomer mixture of at least one silicon type surface active agent of the formula (II) or (III):
wherein X
m and n are positive integers being smaller than 200 and x and y represent 0 or positive integers being smaller than 200 and satisfy the formula 0.1 ≦ ≦ 10 and R, represents -H or an alkyl, acyl or aryl group having 1 to 6 carbon atoms or
wherein Y
m and n represent positive integers being smaller than 200, x and y represent 0 or positive integers being smaller than 200 and z represents 0 or a positive integer of 1 to 5 and satisfy the formula 0.1 ≦ ≦ 10, R2 represents
-H or an alkyl, acyl or aryl group having 1 to 6 carbon atoms, and R3 represents -H or an alkyl, acyl or aryl groupt having 1 to 6 carbon atoms; and
(d) 10 to 1900 parts by weight per 100 parts by weight of said monomer mixture of at least one organic solvent capable of forming a uniform solution upon mixing with said monomer mixture.
A process of coating surfaces with these coating compositions is also disclosed.
一种涂料组合物,包括
(a) 至少一种单或多季戊四醇聚(甲基)丙烯酸酯的单体混合物,其重量百分比为 30% 至 90%,在一个分子中至少有三个(甲基)丙烯酰氧基,其式为(I)
其中至少三个 X11、X12、X13、X22、X23...Xn2、Xn3 和 X14 为 CH2=CH-COO- 基团,其余为-OH 基团,n 为 1 至 5 的整数,R 代表氢或甲基,以及至少一种单官能丙烯酸酯或甲基丙烯酸酯,重量百分比为 70%至 10%,该单官能丙烯酸酯或甲基丙烯酸酯在一个分子中至少有一个醚键,在常压下沸点高于 150 摄氏度,在 20 摄氏度时粘度低于 20 厘泊;
(b) 每 100 重量份的上述单体混合物中含 0.01 至 10 重量份的光敏剂;
(c) 每 100 份重量的上述单体混合物中含 0.0001 至 2.0 份重量的至少一种 式(II)或(III)的硅型表面活性剂:
其中 X
m 和 n 是小于 200 的正整数,x 和 y 代表 0 或小于 200 的正整数,且满足式 0.1 ≦ ≦ 10,R 代表-H 或具有 1 至 6 个碳原子的烷基、酰基或芳基,或
其中 Y
m和n代表小于200的正整数,x和y代表0或小于200的正整数,z代表0或1至5的正整数,且满足式0.1 ≦ ≦ 10,R2代表
R2 代表-H 或具有 1 至 6 個碳原子的烷基、酰基或芳基,及 R3 代表-H 或具有 1 至 6 個碳原子的烷基、酰基或芳基;及
(d) 每 100 重量份所述单体混合物中含有 10 至 1900 重量份与所述单体混合物混合后能 形成均匀溶液的至少一种有机溶剂。
还公开了一种用这些涂料组合物涂覆表面的工艺。