Claims
- 1). A laminar structure comprising at least one mastic layer, at least a portion of the mastic layer in contact with at least one UV and moisture resistant barrier film or layer and optionally at least one release film or layer.
- 2). A shaped non-conductive laminar structure consisting essentially of at least one elastomeric layer, at least one polyethylene film or layer and at least one removable release film or layer.
- 3). A substrate comprising at least one of wood or metal wherein the structure of claim 1 or 2 is attached to at least one surface of the substrate.
- 4). The structure of claim 1 wherein the mastic layer comprises butyl rubber, polybutene and at least one filler.
- 5). The structure of claim 4 wherein filler comprises at least one member from the group consisting of calcium carbonate, clay, aluminum stearate, silicon dioxide and titanium dioxide.
- 6). The structure of claim 1 wherein UV barrier film or layer comprises opaque low density polyethylene.
- 7). The structure of claim 1 or 2 wherein said release layer comprises high density polyethylene.
- 8). The structure of claim 1 wherein said structure further comprises at least one anti oxidant.
- 9). The structure of claim 1 wherein said structure has a dielectric strength of greater than 235 V/Mil.
- 10). The structure of claim 1 wherein said structure has a tensile adhesive strength of at least 17 psi.
- 11). The structure of claim 2 wherein said elastomeric layer comprises about 75 to about 90 wt. % of at least one additive.
- 12). The structure of claim 11 wherein said additive comprises at least one member selected from the group consisting of butyl rubber, butyl-stryrene rubber and polyisobutylene rubber.
Parent Case Info
[0001] The subject matter of this invention claims benefit under 35 U.S.C. 111(a), 35 U.S.C. 119(e) and 35 U.S.C. 120 of U.S. Provisional Patent Application Serial No. 60/062,843, filed on Oct. 17, 1997 and entitled “LAMINAR STRUCTURE”. The disclosure of the previously filed provisional patent application is hereby incorporated by reference.
Provisional Applications (1)
|
Number |
Date |
Country |
|
60062843 |
Oct 1997 |
US |
Continuations (1)
|
Number |
Date |
Country |
Parent |
09173632 |
Oct 1998 |
US |
Child |
10644698 |
Aug 2003 |
US |