Patent ID: 7335088

Claim:
A chemical mechanical polish (CMP) system for polishing a wafer, the CMP system comprising: a polishing head; an inner tube connected to the polishing head, wherein the inner tube is filled with a heat media; a media heater connected to the inner tube; a loading chamber in the polishing head and connected to the inner tube; a membrane forming a side of the loading chamber, wherein the membrane is thermally conductive; an air-to-liquid converter attached on the inner tube, wherein the air-to-liquid converter separates the inner tube into a first portion connected to the loading chamber and a second portion connected to the pressure controller, and wherein the first portion is filled with a liquid, and the second portion is vacuumed or filled with air, and wherein the media heater is attached to the first portion of the inner tube: and a pressure controller connected to the inner tube.