Carbonate-containing unsaturated compound, preparation method therefor, cured product prepared therefrom, and method for degrading cured product

A preparation method for a carbonate-containing unsaturated compound, comprising:

• providing a carbonate-containing compound, which is a dimethyl carbonate or a diphenyl carbonate;
• providing an unsaturated double bond-containing compound, which is an unsaturated double bond-containing monofunctional alcohol compound or an unsaturated double bond-containing monofunctional epoxy compound;
• and
• performing a catalyzing step, wherein the carbonate-containing compound is reacted with the unsaturated double bond-containing compound by using a catalyst to obtain the carbonate-containing unsaturated compound, which comprises a structure represented by formula (I) or formula (II):
• wherein X is a vinyl group, an allyl group, an acrylate or a methacrylate;
• wherein R1 is an alkyl group of 1 to 4 carbon atoms, a methoxy group, a nitro group or a halogen atom, and a is an integer from 0 to 5;
• wherein A is an alkyl group of 1 to 12 carbon atoms, an alkoxy group of 1 to 12 carbon atoms or a structure represented by formula (i):
• wherein R2 is the alkyl group of 1 to 4 carbon atoms, the methoxy group, the nitro group or the halogen atom, and b is an integer from 0 to 4;
• wherein B is the alkyl group of 1 to 12 carbon atoms, the alkoxy group of 1 to 12 carbon atoms, the structure represented by formula (i), a structure represented by formula (ii) or formula (iii):
• wherein R3 is the alkyl group of 1 to 4 carbon atoms, the methoxy group, the nitro group or the halogen atom, and c is an integer from 0 to 4;
• wherein Y is a single bond, the alkyl group of 1 to 12 carbon atoms, a cycloalkyl group of 3 to 12 carbon atoms, an oxygen atom, a sulfur atom, a sulfonyl group, a thionyl group, an acyl group, a fluorenyl group or a hexafluoropropane group;
• wherein Z is the alkyl group of 1 to 12 carbon atoms, the alkoxy group of 1 to 12 carbon atoms, an ortho-phenylene group, a meta-phenylene group or a para-phenylene group;
• wherein n is an integer from 0 to 10.

A preparation method for a carbonate-containing unsaturated compound, comprising:

• performing a catalyzing step, wherein a diphenyl carbonate is reacted with a bifunctional epoxy compound by using a catalyst to obtain a reactant;
• and
• performing an adding step, wherein an acrylic acid or a methacrylic acid is added in the reactant to obtain the carbonate-containing unsaturated compound, which comprises a structure represented by formula (II):
• wherein X is a vinyl group, an allyl group, an acrylate or a methacrylate;
• wherein R1 is an alkyl group of 1 to 4 carbon atoms, a methoxy group, a nitro group or a halogen atom, and a is an integer from 0 to 5;
• wherein B is an alkyl group of 1 to 12 carbon atoms, an alkoxy group of 1 to 12 carbon atoms, a structure represented by formula (i), formula (ii) or formula (iii):
• wherein R2 is the alkyl group of 1 to 4 carbon atoms, the methoxy group, the nitro group or the halogen atom, and b is an integer from 0 to 4;
• wherein R3 is the alkyl group of 1 to 4 carbon atoms, the methoxy group, the nitro group or the halogen atom, and c is an integer from 0 to 4;
• wherein Y is a single bond, the alkyl group of 1 to 12 carbon atoms, a cycloalkyl group of 3 to 12 carbon atoms, an oxygen atom, a sulfur atom, a sulfonyl group, a thionyl group, an acyl group, a fluorenyl group or a hexafluoropropane group;
• wherein Z is the alkyl group of 1 to 12 carbon atoms, the alkoxy group of 1 to 12 carbon atoms, an ortho-phenylene group, a meta-phenylene group or a para-phenylene group;
• wherein n is an integer from 0 to 10.