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Patent Searching and Data


Title:
HOT MELT ADHESIVE, ADHESIVE FILM, COATED ARTICLE, AND METHOD FOR MANUFACTURING COATED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2012/147951
Kind Code:
A1
Abstract:
This hot melt adhesive includes a tackifier, an elastomer, and a polyolefin wax having a softening point of 105-165°C; and satisfies the conditions X > Y and X - Y ≥ 5, where X[°C] is the temperature at which the viscosity during heating is 500 Pa•s, and Y[°C] is the temperature at which the viscosity during cooling is 500 Pa•s. This configuration allows this hot melt adhesive to demonstrate good coating suitability and be less liable to flow during heating while preventing increased costs and degradation of the environmental safety of a worker. The temperature (X) is preferably 90-140°C, and the temperature (Y) is preferably 75-110°C. This hot melt adhesive furthermore preferably includes a softener.

Inventors:
ISHIGURO HIDEYUKI (JP)
SUZUKI IPPEI (JP)
SHIBAMA HIDEAKI (JP)
Application Number:
PCT/JP2012/061455
Publication Date:
November 01, 2012
Filing Date:
April 27, 2012
Export Citation:
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Assignee:
TOYO INK SC HOLDINGS CO LTD (JP)
TOYO ADL CORP (JP)
TOYOCHEM CO LTD (JP)
ISHIGURO HIDEYUKI (JP)
SUZUKI IPPEI (JP)
SHIBAMA HIDEAKI (JP)
International Classes:
C09J123/00; B65D23/00; C09J121/00; C09J123/06; C09J123/12; C09J191/06; G09F3/10
Domestic Patent References:
WO2010032600A12010-03-25
Foreign References:
JP4278704B12009-06-17
JPH0623359B21994-03-30
JP2002503261A2002-01-29
JP2009504891A2009-02-05
JP2009511713A2009-03-19
JP2007169531A2007-07-05
JP2001214140A2001-08-07
JP2005292195A2005-10-20
JP2002337931A2002-11-27
JPH05262327A1993-10-12
JP2007308164A2007-11-29
JP2007003724A2007-01-11
JP2010280878A2010-12-16
JP2012001624A2012-01-05
JP2012041075A2012-03-01
Attorney, Agent or Firm:
ASAHI Kazuo et al. (JP)
Morning ratio One husband (JP)
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Claims: