PRIMER COMPOSITION AND EXTERIOR MATERIAL REPAIRING METHOD

Title:

PRIMER COMPOSITION AND EXTERIOR MATERIAL REPAIRING METHOD

Document Type and Number:

Japanese Patent JP2023133200

Kind Code:

A

Abstract:

To sufficiently enhance adhesive performance to a polyolefin material whose surface has been worn out due to outdoor exposure.SOLUTION: A primer composition is applied to a polyolefin material 4 whose surface has been exposed to outdoor conditions, thereby forming a primer layer 10 on the surface of the polyolefin material 4. The primer composition contains acid-modified polyolefin and chlorinated polyolefin. The weight ratio of the acid-modified polyolefin to the chlorinated polyolefin is 95 pts.wt.:5 pts.wt. to 80 pts.wt.:20 pts.wt.SELECTED DRAWING: Figure 1

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Inventors:

FUJITA KAZUYA
MARUKO TAKANORI
NAKAZAWA FUMIO

Application Number:

JP2023033535A

Publication Date:

September 22, 2023

Filing Date:

March 06, 2023

Export Citation:

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Assignee:

HAYAKAWA RUBBER

International Classes:

C09D123/26; C08L23/26; C08L23/28; C08L27/04; C09D5/00; E04D5/06; E04G23/02

Attorney, Agent or Firm:

Patent Attorney Corporation Maeda Patent Office

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