发明申请
US20130233827A1 METHODS AND MATERIALS FOR REMOVING METALS IN BLOCK COPOLYMERS 有权
用于去除嵌段共聚物中金属的方法和材料

METHODS AND MATERIALS FOR REMOVING METALS IN BLOCK COPOLYMERS
摘要:
The present invention relates to a method for treating a block copolymer solution, wherein the method comprises: providing a solution comprising a block copolymer in a non aqueous solvent; and, treating the solution to remove metals using an ion exchange resin. The invention also relates to a method of forming patterns using the treated block copolymer.
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