Patent ID: 9564347
Date: 2017-02-07
CPC Classifications: H01L

Claim:
1. A liquid processing apparatus comprising: a first housing; a holding part disposed inside the first housing to hold an object to be processed; a rotation driving part configured to rotate the object held by the holding part; at least one rear-side process-liquid supply nozzle configured to supply a process liquid onto a peripheral portion of a rear surface of the object held by the holding part; and a storage part disposed so as to be positioned below the object held by the holding part, the storage part being configured to receive the process liquid having been supplied from the rear-side process-liquid supply nozzle to and thereafter separated from the object and configured to store the process liquid; wherein the first housing has a rear-side guide part configured to guide the process liquid, having been supplied from the rear-side process-liquid supply nozzle to the object and then separated from the object, into the storage part, the rear-side guide part being disposed so as to be positioned below the object held by the holding part and extending radially outward beyond a peripheral edge of the object held by the holding part, and wherein the rear-side guide part has a rear-side inclined part disposed so as to vertically oppose the peripheral portion of the rear surface of the object held by the holding part, the rear-side inclined part having an inclined upper surface that is inclined such that the upper surface lowers as it extends radially outward and the rear-side process-liquid supply nozzle is disposed on the rear-side inclined part.