Title:
HOT MELT ADHESIVE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/066791
Kind Code:
A1
Abstract:
The present invention provides a hot melt adhesive composition which contains a modified hydrocarbon resin and a thermoplastic elastomer, and which is configured such that: the modified hydrocarbon resin is obtained by introducing a carboxyl group or an acid anhydride group derived from an unsaturated carboxylic acid or an unsaturated dicarboxylic acid anhydride into a resin that is obtained by hydrogenating a hydrocarbon resin that contains 20-70% by mass of a 1, 3-pentadiene monomer unit, 10-50% by mass of an alicyclic monoolefin monomer unit having 4-6 carbon atoms, 5-40% by mass of an acyclic monoolefin monomer unit having 4-8 carbon atoms, 0-1% by mass of an alicyclic diolefin monomer unit and 0-40% by mass of an aromatic monoolefin monomer unit; and the modified hydrocarbon resin has an iodine number within the range of 45-125 gI2/100 g.
Inventors:
MARUYAMA YOSHIFUMI (JP)
HASHIMOTO SADAHARU (JP)
KAMEYAMA RYOJI (JP)
HASHIMOTO SADAHARU (JP)
KAMEYAMA RYOJI (JP)
Application Number:
PCT/JP2019/036581
Publication Date:
April 02, 2020
Filing Date:
September 18, 2019
Export Citation:
Assignee:
ZEON CORP (JP)
International Classes:
C09J7/35; C09J123/30; C09J131/04; C09J153/02
Domestic Patent References:
| WO2017057500A1 | 2017-04-06 | |||
| WO2017171025A1 | 2017-10-05 |
Foreign References:
| JP2007525562A | 2007-09-06 | |||
| US20100305528A1 | 2010-12-02 | |||
| US20040260021A1 | 2004-12-23 |
Attorney, Agent or Firm:
TOKOSHIE PATENT FIRM (JP)
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