Compositional Changes for Reduction of Polymerisation-Induced Shrinkage in Holographic Photopolymers

Table 1

DA and AA photopolymer solutions for shrinkage measurements.

(All in moles/L)	532 nm-sensitised DA photopolymer	633 nm-sensitised AA photopolymer
10% wt./vol polyvinyl alcohol	1.73	1.53
Triethanolamine	0.58	0.58
Diacetone acrylamide	0.23	—
Acrylamide	—	0.32
N, N′-Methylenebisacrylamide	0.05	0.05
0.11% wt./vol erythrosin B dye s.s.		—
0.11% wt./vol methylene blue dye s.s.	—