Optical laminate and manufacturing method therefor, smart window comprising same, and vehicle and building windows and doors to which same are applied
US-2024319548-A1 · Sep 26, 2024 · US
Polarization plate and liquid crystal display
US9507202B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9507202-B2 |
| Application number | US-201414532561-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 4, 2014 |
| Priority date | May 24, 2012 |
| Publication date | Nov 29, 2016 |
| Grant date | Nov 29, 2016 |
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Abstract
Official abstract text for this publication.
A polarization plate includes a first protective film, a polarizer, and a second protective film in this order, in which the first protective film is a film including a (meth)acryl-based resin, a thickness of the first protective film is in a range of 20 μm to 30 μm, a thickness of the second protective film is in a range of 1.5 times to 1.8 times of the thickness of the first protective film, and a humidity dimensional change ratio of the second protective film in the direction orthogonal to an absorption axis of the polarizer is in a range of 0.45% to 0.8%.
First claim
Opening claim text (preview).
What is claimed is: 1. A polarization plate comprising: a first protective film; a polarizer; and a second protective film in this order, wherein the first protective film is a film including a (meth)acryl-based resin, a thickness of the first protective film is in a range of 20 μm to 30 μm, an elastic modulus of the first protective film in a direction orthogonal to an absorption axis of the polarizer is in a range of 3.0 GPa to 3.5 GPa, a thickness of the second protecti…
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Classifications
- G02B5/3033Primary
Physics · mapped topic
Physics · mapped topic
Physics · mapped topic
Physics · mapped topic
Chemistry & Metallurgy · mapped topic
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Frequently asked questions
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- What does patent US9507202B2 cover?
- A polarization plate includes a first protective film, a polarizer, and a second protective film in this order, in which the first protective film is a film including a (meth)acryl-based resin, a thickness of the first protective film is in a range of 20 μm to 30 μm, a thickness of the second protective film is in a range of 1.5 times to 1.8 times of the thickness of the first protective film, …
- Who is the assignee on this patent?
- Fujifilm Corp
- What technology area does this patent fall under?
- Primary CPC classification G02B5/3033. Mapped technology areas include Physics.
- When was this patent published?
- Publication date Tue Nov 29 2016 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).