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Title:
AQUEOUS PRIMER COMPOSITION AND METHOD FOR COATING PLASTIC MOLDED ARTICLE BY USING SUCH COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2007/094510
Kind Code:
A1
Abstract:
Disclosed is an aqueous primer composition containing an aqueous dispersion obtained by dispersing, in an aqueous medium, (a) an unsaturated carboxylic acid-modified or unsaturated carboxylic acid anhydride-modified polyolefin having a melting point of 50-120˚C and a weight average molecular weight of 30,000-200,000, and (b) an unsaturated carboxylic acid- modified or unsaturated carboxylic acid anhydride-modified polyolefin having a melting point of 30-100˚C and a weight average molecular weight of 30,000-200,000. This aqueous primer composition is characterized in that the melting point of the modified polyolefin (a) is higher than that of the modified polyolefin (b) by at least 10˚C.

Inventors:
ISHIKURA MINORU (JP)
NAGANO TOSHIAKI (JP)
KATAOKA YASUYUKI (JP)
TAKAHASHI TERUTAKA (JP)
SUGAI HIDEO (JP)
Application Number:
PCT/JP2007/053239
Publication Date:
August 23, 2007
Filing Date:
February 15, 2007
Export Citation:
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Assignee:
KANSAI PAINT CO LTD (JP)
ISHIKURA MINORU (JP)
NAGANO TOSHIAKI (JP)
KATAOKA YASUYUKI (JP)
TAKAHASHI TERUTAKA (JP)
SUGAI HIDEO (JP)
International Classes:
C09D151/06; B05D1/36; C09D5/00; C09D5/02; C09D7/12; C09D133/04; C09D167/00; C09D175/04
Foreign References:
JP2005239983A2005-09-08
JP2001226545A2001-08-21
JP2003321588A2003-11-14
JP2004331911A2004-11-25
JP2003327761A2003-11-19
JP2004091559A2004-03-25
Attorney, Agent or Firm:
ODAJIMA, Heikichi et al. (Nippon Jitensha Bldg. 9-15, Akasaka 1-chom, Minato-ku Tokyo 52, JP)
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