Title:
【発明の名称】選ばれたキレート樹脂及びレジスト成分から多価金属不純物を除去するためのそれらの使用
Document Type and Number:
Japanese Patent JP2731698
Kind Code:
B2
Abstract:
A chemically modified chelate resin comprising the reaction product of a cross-linked polymer bead chelate resin containing amine reaction sites with an aromatic aldehyde selected from the group consisting of 4-Formyl-benzo-15-Crown-5; 4-Formyl-benzo-18-Crown-6; 3,4-dihydroxybenzaldehyde; 3-ethoxy salicylaldehyde; salicylaldehyde; 2-pyridine carboxaldehyde, 3-pyridine carboxaldehyde; 4-pyridine carboxaldehyde; and pyrrole-2-carboxaldehyde.
Inventors:
KENJI HONDA
Application Number:
JP15596993A
Publication Date:
March 25, 1998
Filing Date:
June 28, 1993
Export Citation:
Assignee:
ORIN MAIKUROEREKUTORONITSUKU CHEM INC
International Classes:
C08F8/28; C08F12/00; C08F12/08; C08F12/28; C08F12/36; B01J45/00; C09K3/00; G03F7/004; H01L21/027; H01L21/30; (IPC1-7): C08F8/28; B01J45/00; C08F12/28; C08F12/36; C09K3/00
Attorney, Agent or Firm:
Chika Takagi (2 outside)