RECLOSABLE FASTENERS, PACKAGES HAVING RECLOSABLE FASTENERS, AND METHODS FOR CREATING RECLOSABLE FASTENERS.

摘要

A UV-CURABLE PRESSURE SENSITIVE ADHESIVE, A PACKAGE HAVING AN ADHESIVE-BASED RECLOSABLE FASTENER INCLUDING THE PRESSURE SENSITIVE ADHESIVE, AND A METHOD OF FORMING THE PACKAGE IS DESCRIBED HEREIN.THE PACKAGE INCLUDES A CAVITY AND OPPOSING PANELS CONFIGURED TO COVER AN OPENING TO THE CAVITY.THE RECLOSABLE FASTENER IS A UV-CURED PRESSURE SENSITIVE ADHESIVE COMPRISED OF ONE OR MORE UV-CURABLE ACRYLIC OLIGOMERS, ONE OR MORE TACK CONTROL COMPONENTS, AND, OPTIONALLY, AN ELASTOMERIC MATERIAL.AN ADHESIVE COMPONENT RATIO DEFINES AN EFFECTIVE RATIO MADE UP OF THE WEIGHT PERCENT OF THE UV-CURABLE ACRYLIC OLIGOMER RELATIVE TO THE SUM OF THE WEIGHT PERCENTS OF THE TACK CONTROL COMPONENT AND ELASTOINERIC COMPONENT, WHERE THE RATIO PROVIDES A FASTENER WITH A FIRST PEEL ADHESION AND SUBSEQUENT PEEL ADHESIONS EFFECTIVE TO FORM THE ADHESIVE-BASED FASTENER INTO A RECLOSABLE FASTENER.