【発明の名称】ヒドロゲルの表面処理方法および同方法にて形成される物品

Title:

【発明の名称】ヒドロゲルの表面処理方法および同方法にて形成される物品

Document Type and Number:

Japanese Patent JP2001517731

Kind Code:

A

Abstract:

A method of modifying the surface characteristics of a polymeric hydrogel, and a polymer article formed therefrom, without causing substantial swelling or distortion or the hydrogel. A preferred method includes photoinitating of the surface of the article with a benzophenone and grafting a macromer having a number-average molecular weight greater than 1000 in the presence of UV irradiation. The preferred article is a siloxane-containing hydrogel, especially a soft contact lens.

Inventors:

Baron, Richard Carlton
Liu queen

Application Number:

JP2000513163A

Publication Date:

October 09, 2001

Filing Date:

September 21, 1998

Export Citation:

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Assignee:

Novartis Actien Gezel Shaft

International Classes:

G02C7/04; C08J7/18; G02B1/04; (IPC1-7): C08J7/18; G02C7/04

Attorney, Agent or Firm:

Hajime Tsukuni (1 person outside)

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