The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 1994
Filed:
Dec. 03, 1993
Applicant:
Inventors:
Yoshinao Kitamura, Osaka, JP;
Shinkiti Yamashita, Osaka, JP;
Yasuyuki Tokunaga, Osaka, JP;
Masahiko Ando, Osaka, JP;
Takeshi Yamanaka, Osaka, JP;
Assignee:
Nitto Denko Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
4283173 ; 4283177 ; 428343 ;
Abstract
A foam substrate-attached adhesive sheet or tape comprising a substrate having formed thereon a layer of a pressure-sensitive adhesive, wherein the substrate is a foam elastomer having a breaking elongation of at least 800% and an apparent 800% modulus of from 1.0 to 15 kg/cm.sup.2 in a tensile test of 23.degree. C., and a breaking elongation of at least 400% and an apparent 400% modulus of from 2.0 to 60 kg/cm.sup.2 in a tensile test of -30.degree. C.