Effect of Polymer Binder on the Transparent Conducting Electrodes on Stretchable Film Fabricated by Screen Printing of Silver Paste

Table 1

Physical property of binder polymers and formulation of silver pastes.

(a)

Binder polymers	Glass transition temp. ()	Mole weight (, g/mol)	Softening temp (°C)
Polyester	16°C	40,000	120°C
Polyester	70°C	28,000	145°C
Polyester	10°C	26,000	90°C

(b)

Ag pastes (wt%)	Ag powder	Polyester	Polyester	Polyester	Solvent	Additives
Ag paste	83.4	4.1			10.6	1.9
Ag paste	83.4		4.1		10.6	1.9
Ag paste	83.4			4.1	10.6	1.9