Self-Healing Photocurable Epoxy/thiol-ene Systems Using an Aromatic Epoxy Resin

Table 1

Composition of the photocurable epoxy/thiol-ene formulations in equivalents and grams.

Formulation	DGEBA		ALA4		PTKMP OX		DMPA		TBP
	MW = 340		MW = 276		MW = 1837		MW = 256		MW = 204
	Eq	g	Eq	g	Eq	g	Eq	g	g
20% thiol-ene	1	2.0	0.2	0.324	0.1	1.080	0.001	0.0030	0.034
30% thiol-ene	1	2.0	0.3	0.487	0.15	1.62	0.001	0.0045	0.041
40% thiol-ene	1	2.0	0.4	0.649	0.2	2.16	0.001	0.0060	0.048
50% thiol-ene	1	2.0	0.5	0.811	0.25	2.70	0.001	0.0075	0.055

MW = molecular weight, PTKMP OX = oligomer thiol-disulfide, Eq = Equivalents, and g = grams.