Methods and devices for mechanical separation of multilayer interlayers
US-2024217227-A1 · Jul 4, 2024 · US
Multilayered sheet
US8967331B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8967331-B2 |
| Application number | US-201213692214-A |
| Country | US |
| Kind code | B2 |
| Filing date | Dec 3, 2012 |
| Priority date | Dec 14, 2011 |
| Publication date | Mar 3, 2015 |
| Grant date | Mar 3, 2015 |
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Abstract
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This invention is directed to a multilayered sheet comprising a release paper and an inorganic refractory layer coated onto one surface of the release paper wherein the refractory layer has a dry areal weight of from 15 to 50 gsm and a residual moisture content of no greater than 10 percent by weight. The paper comprises a blend of cellulose and cotton fibers and is hydrophilic.
First claim
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What is claimed is: 1. A multilayered sheet comprising a release paper having a first and a second outer surface and an inorganic refractory layer adjacent to at least one surface of the release paper wherein the inorganic refractory layer has a dry areal weight of from 15 to 50 gsm and a residual moisture content of no greater than 10 percent by weight, wherein the release paper (i) comprises a blend of cellulose and cotton fibers, (ii) is hydrophilic (iii) has a wet tensile…
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Textiles & Paper · mapped topic
Textiles & Paper · mapped topic
Operations & Transport · mapped topic
Cross-Sectional Technologies · mapped topic
Operations & Transport · mapped topic
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- What does patent US8967331B2 cover?
- This invention is directed to a multilayered sheet comprising a release paper and an inorganic refractory layer coated onto one surface of the release paper wherein the refractory layer has a dry areal weight of from 15 to 50 gsm and a residual moisture content of no greater than 10 percent by weight. The paper comprises a blend of cellulose and cotton fibers and is hydrophilic.
- Who is the assignee on this patent?
- Kawka Dariusz Wlodzimierz, Du Pont
- What technology area does this patent fall under?
- Primary CPC classification B32B7/06. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Mar 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).