SUPER THIN FOAM GASKET AND BONDING TAPE
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United States of America Patent
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Issued Date -
Mar 26, 2015
app pub date -
Sep 19, 2014
filing date -
Sep 26, 2013
priority date (Note) -
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Abstract
A polymer sheet includes a polyurethane core. The polyurethane core has a first major surface and a second major surface opposite the first major surface. The polymer sheet can have at least one functional layer overlying a major surface. The polymer sheet has a thickness tPS. The polyurethane core has a thickness tPC. In embodiments tPC can at least 0.3 of tPS. The polyurethane core can have at least one feature selected from the group:
- (i) an elasticity as measured according to the Thin Gauge Elasticity Test of not more than 30%,(ii) a loss of tensile strength of not greater than 30% when exposed to UV light according to standard SAE J1960 (Rev. August 2003),(iii) a thickness of polyurethane core tPC of not greater than 0.2 mm,(iv) an elongation at break of at least 200%, and(v) a tensile strength at break of at least 0.3 MPa.
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