Adhesive composition

US12291657B2 · kind B2 · utility

Assignee

• DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

• Allan Walter Mclennaghan · Lachen, CH
• Yi Jin · Irvine, US
• Jozef Van Dun · Horgen, CH
• Ryan Schneider · Midland, US
• Wanfu Ma · Shanghai, CN

Key dates

• Filing date: Apr 15, 2019
• Grant date: May 6, 2025
• Expiry date: Feb 6, 2041

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L91/06
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present disclosure provides a composition. The composition contains (A) an ethylene/α-olefin copolymer containing (i) ethylene and (ii) from 20 wt % to 35 wt % C6-C8 α-olefin comonomer, the ethylene/α-olefin copolymer having a density from 0.880 g/cc to 0.895 g/cc, a melt viscosity, at 177° C., from 4,000 mPa·s to 20,000 mPa·s, and a glass transition temperature from −55° C. to −20° C.; (B) a tackifier, and (C) a wax.