Abstract: A foam article comprising a plurality of parallel foam strips, the foam strips being integral with and secured to adjacent strips by spaced short lengths, the spacing between successive securing lengths ranging from about 80 to 260 mm. The strips are in the form of a roll, the length of the securing lengths is from about 1 to 5 mm and the width of the strips is from about 6 to 25 mm. Advantageously the strips are elliptical in cross-section, formed of polyurethane and carry a light application of adhesive of one layer of the roll to the next.
Type:
Grant
Filed:
February 25, 1994
Date of Patent:
August 20, 1996
Assignee:
tesa tape inc.
Inventors:
Lawrence Barrows, Gerald Lowden, Carmen Cassetta, Yehuda Ozari
Abstract: In a high temperature-resistant masking tape comprisinga) a paper substrate,b) an impregnant in said paper substrate,c) a release coat on one surface of said paper, andd) an adhesive on the other surface of said paper,the improvement wherein the adhesive comprises a cured mixture of natural rubber and at least one of a butyl and acrylic synthetic rubber, whereby the tape is capable of withstanding high temperatures.
Type:
Grant
Filed:
September 8, 1993
Date of Patent:
January 31, 1995
Assignee:
Tesa Tape Inc.
Inventors:
Bharat Patel, Phil Bianchini, Nilufer Tanrikulu