Patent · US Active

Hot melt adhesive composition

US12359102B2 · kind B2 · utility

0Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 2020
Grant dateJul 15, 2025
Priority date
Expiry dateFeb 27, 2042

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09J2423/00
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The present invention relates to a hot melt adhesive composition having an enthalpy of crystallization below 5 J/g and comprising: a) at least 60% by weight of a composition a) comprising: —at least one copolymer A having a needle penetration higher than 15 dmm; —at least (co)polymer B having a needle penetration lower than 15 dmm; b) from 0% to 30% by weight of at least one tackifying resin.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.