Modification of Low Refractive Index Polycarbonate for High Refractive Index Applications

Table 3

Effect of polythiol on the optical properties of diethylene glycol di(allyl carbonate) (DEGDAC).

Ratios	Percentage (PSH:DEGDAC)	Refractive index	Specific gravity	Abbe number	Transmittance (%)	Impact resistant test
1.	44∶56	1.59	1.302	32	90	Pass
2.	47∶53	1.63	1.308	29	90	Pass
3.	50∶50	1.61	1.263	28	90	Pass
4.	54∶46	1.62	1.320	27	90	Pass
5.	58∶42	1.65	1.317	28	90	Pass
6.	64∶36	1.64	1.345	27	90	Pass
7.	70∶30	1.64	1.347	28	90	Pass
8.	78∶22	1.65	1.346	27	90	Pass
9.	88∶12	1.66	1.354	27	90	Pass
10.	100∶0	1.67	1.360	28	90	Pass