The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 12, 1985
Filed:
Oct. 12, 1983
Yutaka Hibino, Osaka, JP;
Sumitomo Electric Industries, Ltd., Osaka, JP;
Abstract
This invention provides an adhesive suitable to use as a hot-melt adhesive, and a heat-recoverable article having a layer of this adhesive, said adhesive adhering to a variety of metals and plastics and being superior in low-temperature brittleness and high-temperature adhesion. The adhesive comprises 50 to 90 wt % of ethylene-vinyl acetate copolymer having a hydrolysis ratio of 50 to 90 wt %, 5 to 30 wt % of polyamide resin having an amine value of 0.5 to 15, and 5 to 30 wt % of styrene-butadiene-styrene block copolymer of styrene-isoprene-styrene block copolymer containing less than 30 wt % of styrene, mixed together. The heat-recoverable article having a layer of the adhesive is prepared by applying said adhesive to at least one part of the surface of a heat-recoverable article made from a rubber, a plastics or a mixture thereof.