Conductive compositions and processes for use in the manufacture of semiconductor devices—organic medium components
View Patent ↗Embodiments of the invention relate to a silicon semiconductor device, and a conductive paste for use in the front side of a solar cell device.
1. A method of manufacturing a semiconductor device comprising:
a) providing one or more semiconductor substrates, one or more insulating films, and a thick film composition, wherein the thick film composition comprises:
(i) one or more electrically conductive powders;
(ii) one or more glass frit;
(iii) ZnO; dispersed in
(iv) organic medium, wherein the organic medium comprises ester of hydrogenated rosin;
b) applying the insulating film on the semiconductor substrate;
c) applying the thick film composition on the insulating film on the semiconductor substrate; and
d) firing the semiconductor, insulating film and thick film composition.
2. A method of manufacturing a semiconductor device comprising:
a) providing one or more semiconductor substrates, one or more insulating films, and a thick film composition, wherein the thick film composition comprises:
(i) one or more electrically conductive powders;
(ii) one or more glass frit;
(iii) ZnO; and
(iv) ester of hydrogenated rosin;
b) applying the insulating film on the semiconductor substrate;
c) applying the thick film composition on the insulating film on the semiconductor substrate; and
d) firing the semiconductor, insulating film and thick film composition.
3. A solar cell, comprising an electrode formed by applying a thick film conductive composition onto a substrate of the solar cell;
and firing the applied thick film conductive composition, wherein the thick film conductive composition comprises:
a) one or more electrically conductive powders;
b) one or more glass frit; dispersed in
c) organic medium, wherein the organic medium comprises ester of hydrogenated rosin.
4. A solar cell, comprising an electrode formed by applying a thick film conductive composition onto a substrate of the solar cell;
and firing the applied thick film conductive composition, wherein the thick film conductive composition comprises:
a) one or more electrically conductive powders;
b) one or more glass frit;
c) ZnO; dispersed in
d) organic medium, wherein the organic medium comprises ester of hydrogenated rosin.
5. A solar cell, comprising an electrode formed by applying a thick film conductive composition onto a substrate of the solar cell;
and firing the applied thick film conductive composition, wherein the thick film conductive composition comprises:
a) one or more electrically conductive powders;
b) one or more glass frit; and
c) ester of hydrogenated rosin.
6. A solar cell, comprising an electrode formed by applying a thick film conductive composition onto a substrate of the solar cell;
and firing the applied thick film conductive composition, wherein the thick film conductive composition comprises:
a) one or more electrically conductive powders;
b) one or more glass frit;
c) ZnO; and
d) ester of hydrogenated rosin.