Title:
水性金属処理組成物
Document Type and Number:
Japanese Patent JP4176672
Kind Code:
B2
Abstract:
An aqueous metal surface treatment composition that includes (A) an aqueous dispersion of a phenolic novolak resin that includes water and a reaction product of a phenolic resin precursor, a modifying agent and a multi-hydroxy phenolic compound wherein the modifying agent includes at least one functional moiety that enables the modifying agent to react with the phenolic resin precursor and at least one ionic moiety, (B) an acid and, optionally, (C) a flexibilizer. According to one embodiment the modifying agent is an aromatic compound. According to another embodiment the ionic moiety of the modifying agent is sulfate, sulfonate, sulfinate, sulfenate or oxysulfonate and the dispersed phenolic resin reaction product has a carbon/sulfur atom ratio of 20:1 to 200:1.
Inventors:
Xella, Helmut W
Hey, Yang
Hey, Yang
Application Number:
JP2004137614A
Publication Date:
November 05, 2008
Filing Date:
May 06, 2004
Export Citation:
Assignee:
Road corporation
International Classes:
C08K5/32; C23C26/00; C08G8/20; C08G8/28; C08L61/06; C09D5/08; C09D161/06; C23C22/00; C23C22/07
Domestic Patent References:
| JP1219172A | ||||
| JP4066671A | ||||
| JP10001782A | ||||
| JP7278410A |
Attorney, Agent or Firm:
Warren G. Simor