IP Library Granted Patent US 11,503,824
Granted Patent B2
US 11,503,824 · App. 15/599,774 · Granted Nov 22, 2022

Touch screen cleaning and protectant composition

Inventors: Tian Lan (Huntersville, NC); Ivan W. Ong (Charlotte, NC); Gina Parise Sloan (Statesville, NC); Karen Terry Welch (Kannapolis, NC)
Assignee: Microban Products Company
A01N25/02A01N33/02A01N33/12A01N43/76B08B3/08C08G73/0233C11D3/3719C11D3/48C11D7/50C11D11/0035A01N25/00B32B2255/26
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Quick Facts
Patent No.
US 11,503,824
App. No.
15/599,774
Granted
Nov 22, 2022
Kind
B2
Abstract

A cleaning and protectant composition and a method for using the composition on an article such as a touch screen or screen protector for a mobile device, computer, or other electronic device. The composition comprises a polymeric film former. The polymeric film former is an oxazoline homopolymer or an extended or a modified polymer based on an oxazoline homopolymer. The polymeric film former forms a retention coating to retain components within the composition for an extended period of time. The composition is also present in a kit with an application device.

Claims (17)

1. An article comprising:

a surface having been treated with a composition comprising:

a polymeric film former, wherein the polymeric film former is an oxazoline homopolymer,

a quaternary ammonium compound or a combination of quaternary ammonium compounds, and

a carrier present in an amount of at least 70 weight percent,

wherein the article is selected from the group consisting of a touch screen, screen protector, wipe, food wrap, plastic substrate, plastic coating, and a combination thereof.

2. The article according to claim 1 , wherein the composition is in a form of a liquid.

3. The article according to claim 1 , wherein the composition further comprises a cleaning and soil resistant agent.

4. The article according to claim 1 , wherein the carrier is selected from the group consisting of water, low molecular weight alcohol, alkylene glycol ether, terpenes and their derivatives, other solvent, and a combination thereof.

5. A method of using a composition, the method comprising:

obtaining a composition comprised of a polymeric film former, wherein the polymeric film former is an oxazoline homopolymer, a quaternary ammonium compound or a combination of quaternary ammonium compounds, and a carrier, the carrier being present in an amount of at least 70 weight percent; and

applying the composition to an article,

wherein the article is selected from the group consisting of a touch screen, screen protector, wipe, food wrap, plastic substrate, plastic coating, and a combination thereof.

6. The method of using according to claim 5 , wherein the composition is in a form of a liquid.

7. The method of using according to claim 5 , wherein the composition further comprises a cleaning and soil resistant agent.

8. The method of using according to claim 5 , wherein the carrier is selected from the group consisting of water, low molecular weight alcohol, alkylene glycol ether, terpenes and their derivatives, other solvent, and a combination thereof.

9. The method of using according to claim 5 , wherein the article is selected from the group consisting of a touch screen, screen protector, wipe, food wrap, plastic substrate, plastic coating, and a combination thereof.

Assignments (2)
SECURITY AGREEMENT Recorded Feb 5, 2020
From: MICROBAN PRODUCTS COMPANY
To: FIFTH THIRD BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 051833/0155 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 7, 2017
From: LAN, TIAN; ONG, IVAN W.; SLOAN, GINA PARISE; WELCH, KAREN TERRY
To: MICROBAN PRODUCTS COMPANY
Reel/Frame 042638/0734 →