Inventors:
Ralph P. Kitson - Jefferson OH, US
Assignee:
Avery Dennison Corporation - Pasadena CA
International Classification:
C08L 53/00
C08L 23/00
Abstract:
A rosin based intermediate softening point (ISPR) tackifier has a ring and ball softening point of from 35 to 60 C. A hot-melt pressure-sensitive adhesive (HMPSA) composition contains an elastomeric component, such as a blend of SIS and SB block copolymers, and a tackifying component comprising one or more rosin based ISPRs having a ring and ball softening point of from 35 to 60 C.