IP Library Granted Patent US 8,216,357
Granted Patent B2
US 8,216,357 · App. 12/566,962 · Granted Jul 10, 2012

Protective coating compositions and devices

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Quick Facts
Patent No.
US 8,216,357
App. No.
12/566,962
Granted
Jul 10, 2012
Kind
B2
Abstract

In one aspect of the present invention, a UV-protective coating composition is described. The UV protective coating composition includes an acrylate polymer; and a non-crystallizing UV-absorber composition. The non-crystallizing UV absorber composition includes a dibenzoylresorcinol and at least one triazine compound. The dibenzoylresorcinol is present at a level in the range of from about 10 weight percent to about 25 weight percent, based on the total weight of the coating composition. Also provided is an article that includes the UV protective coating composition, and a method to protect the article.

Claims (9)

1. An optoelectronic device, comprising:

a substrate;

a UV-protective coating composition, disposed on at least one electromagnetic radiation-receiving or radiation-emitting surface of the device, wherein the coating composition comprises:

an acrylate polymer; and

a non-crystallizing UV-absorber composition comprising a dibenzoylresorcinol and a triazine, wherein the dibenzoylresorcinol is present at a level sufficient to prevent the substantial crystallization of the triazine compound, under temperature and humidity conditions of evaporation for solvents or solvent mixtures in the coating composition, after deposition of the coating on a selected substrate.

2. The optoelectronic device of claim 1 , in the form of a photodiode, a light emitting diode, a photovoltaic device, a camera, a photo detector, or a semiconductor laser.

3. The optoelectronic device of claim 1 , in the form of a photovoltaic cell or a photovoltaic module.

4. The optoelectronic device of claim 3 , wherein the photovoltaic cell or a photovoltaic module comprises an amorphous silicon cell, a crystalline silicon cell, a hybrid/heterojunction amorphous and crystalline silicon cell, a CdTe thin film cell, a micromorph tandem silicon thin film cell, a Cu(In, Ga)Se 2 (CIGS) thin film cell, a GaAs cell, a multiple junction III-V-based solar cell, a dye-sensitized solar cell, or a solid-state organic/polymer solar cell.

5. The optoelectronic device of claim 1 , wherein the dibenzoylresorcinol is present at a level in the range of about 10 weight percent to about 30 weight percent, based on the weight of the total solids in the coating composition.

Assignments (6)
QUITCLAIM ASSIGNMENT Recorded Sep 18, 2025
From: EDISON INNOVATIONS LLC
To: BLUE RIDGE INNOVATIONS, LLC
Reel/Frame 072938/0793 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 26, 2025
From: GENERAL ELECTRIC COMPANY
To: GE INTELLECTUAL PROPERTY LICENSING, LLC
Reel/Frame 070636/0815 →
CHANGE OF NAME Recorded Mar 26, 2025
From: GE INTELLECTUAL PROPERTY LICENSING, LLC
To: DOLBY INTELLECTUAL PROPERTY LICENSING, LLC
Reel/Frame 070643/0907 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 20, 2025
From: DOLBY INTELLECTUAL PROPERTY LICENSING, LLC
To: EDISON INNOVATIONS, LLC
Reel/Frame 070293/0273 →
CONFIRMATORY LICENSE Recorded Apr 5, 2010
From: GE GLOBAL RESEARCH
To: ENERGY, UNITED STATES DEPARTMENT OF
Reel/Frame 024186/0364 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 25, 2009
From: PICKETT, JAMES EDWARD
To: GENERAL ELECTRIC COMPANY
Reel/Frame 023284/0360 →