Patent ID: 11938524
Assignee: TOKYO ELECTRON LIMITED
Field: Semiconductors (Electrical engineering)
Classification: CPC B  H | IPC B

Claim 11:
12. A substrate processing method, comprising:
a step of liquid-processing a plurality of substrates by dipping the plurality of substrates in a processing liquid that is stored in a liquid processing tank;
a step of supplying a gas of a hydrophobizing agent to the plurality of substrates after the step of liquid-processing;
a step of supplying the processing liquid to the liquid processing tank; and a step of supplying an organic solvent to the liquid processing tank, wherein
the step of supplying an organic solvent includes supplying the organic solvent to the plurality of substrates that are arranged in the liquid processing tank,
wherein the liquid processing tank comprises a storage tank, an overflow tank, and a seal tank, the overflow tank is formed on a peripheral part of the storage tank at an upper end of the storage tank, and the seal tank is formed on a peripheral part of the overflow tank at an upper end of the overflow tank.