Patent ID: 11939471
Assignee: DOW SILICONES CORPORATION
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  H | IPC C  H

Claim 9:
10. A process for the manufacture of the composition in accordance with claim 1, wherein component (a) comprises dimethyl vinyl terminated polydimethylsiloxanes, the process comprising the steps of:
I) preparing a conductive filler masterbatch by mixing together;
i) a silicone rubber base material comprising a first dimethyl vinyl terminated polydimethylsiloxane (a) and component (c);
ii) component (e); and
iii) at least one dimethyl vinyl terminated polydimethylsiloxane (a);

II) introducing the conductive filler masterbatch of step I) into a Part A composition including a dimethyl vinyl terminated polydimethylsiloxane (a), component (c), and component (d), and/or into a Part B composition including a dimethyl vinyl terminated polydimethylsiloxane (a), component (c), and component (b), wherein Part A contains no component (b) and Part B contains no component (d); and
III) mixing Part A and Part B together.