Anti-fog mirror apparatus having a multi-layer film

• US 9,409,380 B2
• Filed: 10/31/2014
• Issued: 08/09/2016
• Est. Priority Date: 10/31/2014
• Status: Active Grant

• Current Assignee: MCS Industries Incorporated
• Original Assignee: MCS Industries Incorporated
• Inventors: Kohler, Dallas Aaron
• Primary Examiner(s): Jahan, Bilkis
• Application Number:
  US14/530,420
• Publication Number:
  US 20150174870A1
• Time in Patent Office: 648 Days
• Field of Search: None
• US Class Current: 1/1
• CPC Class Codes: B32B 2250/04 4 layers
• CPC Class Codes: B32B 2307/40 having particular optical properties
• CPC Class Codes: B32B 2307/416 Reflective
• CPC Class Codes: B32B 2307/584 Scratch resistance
• CPC Class Codes: B32B 2307/71 Resistive to light or to UV
• CPC Class Codes: B32B 2307/7145 Rot proof, resistant to bacteria, mildew, mould, fungi
• CPC Class Codes: B32B 2309/02 Temperature
• CPC Class Codes: B32B 2309/65 Dust free, e.g. clean room
• CPC Class Codes: B32B 2571/00 Protective equipment
• CPC Class Codes: B32B 27/00 Layered products comprising a layer of synthetic resin fibrous or filamentary layer made of a synthetic resin B32B5/02; particulate layer made of a synthetic resin B32B5/16; foamed layer made of a synthetic resin B32B5/18
• CPC Class Codes: B32B 27/06 as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to a layer of a particular substance B32B9/045; next to a bituminous or tarry layer B32B11/046; next to a water setting substance layer B32B13/12; next to a metal layer B32B15/08; next to a glass layer B32B17/10; next to a layer formed of natural mineral fibres or particles B32B19/045; next to a wood layer B32B21/08; next to a cellulosic plastic layer B32B23/08; next to a natural or synthetic rubber layer B32B25/08
• CPC Class Codes: B32B 27/36 comprising polyesters
• CPC Class Codes: B32B 27/40 comprising polyurethanes
• CPC Class Codes: B32B 37/02 characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
• CPC Class Codes: B32B 38/10 Removing layers, or parts of layers, mechanically or chemically
• CPC Class Codes: B32B 38/162 Cleaning
• CPC Class Codes: B32B 38/1875 Tensioning
• CPC Class Codes: B32B 7/00 Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
• CPC Class Codes: B32B 7/10 at least one layer having inter-reactive properties
• CPC Class Codes: B32B 7/12 using interposed adhesives or interposed materials with bonding properties
• CPC Class Codes: Y10T 428/2495 : Thickness [relative or absolute]
• CPC Class Codes: Y10T 428/24967 : Absolute thicknesses specified

Abstract

Described herein are reflective surface coverings comprising: a reflective substrate; and a multi-layer film comprising: a first thermoplastic polymeric resin layer; a thermally activated adhesive layer; and a second thermoplastic polymeric resin layer; wherein the thickness ratio between the thermally activated adhesive layer and the first thermoplastic polymeric resin layer is from about 1.25:1 to about 2.75:1. Methods of making and using the reflective surface coverings are also described.

Claims

1. A reflective surface covering comprising:

a reflective substrate; and

a multi-layer film comprising;

a first thermoplastic polymeric resin layer;

a thermally activated adhesive layer; and

a second thermoplastic polymeric resin layer;

wherein the thickness ratio between the thermally activated adhesive layer and the first thermoplastic polymeric resin layer is from about 1.25;

1 to about 2.75;

1.

2. The reflective surface covering according to claim 1, wherein the reflective surface covering has a scratch/dig ratio between 120/80 and 10/5.

3. The reflective surface covering according to claim 1, wherein the multi-layer film has a thickness of from about 250 μ

m to about 300 μ

m.

4. The reflective surface covering according to claim 1, wherein the multi-layer film is substantially free of a UV additive.

5. The reflective surface covering according to claim 1, wherein the first thermoplastic polymeric resin layer has a thickness of from about 75 μ

m to about 125 μ

m.

6. The reflective surface covering according to claim 1, wherein the multi-layer film further comprises a protective layer.

7. The reflective surface covering according to claim 1, wherein the second thermoplastic polymeric resin layer comprises a polyurethane.

8. The reflective surface covering according to claim 7, wherein the second thermoplastic polymeric resin layer further comprises a hydrophilic polymer.

9. The reflective surface covering according to claim 1, having a Yellow Index Rating of greater than 3.

10. A reflective surface covering comprising:

a reflective substrate; and

a multi-layer film comprising;

a first thermoplastic polymeric resin layer;

a thermally activated adhesive layer that is substantially free of a UV additive; and

a second thermoplastic polymeric resin layer;

wherein the thickness ratio between the thermally activated adhesive layer and the first thermoplastic polymeric resin layer is from about 1.25;

1 to about 2.75;

1.

11. The reflective surface covering according to claim 10, wherein the reflective surface covering has a scratch/dig ratio between 120/80 and 10/5.

12. The reflective surface covering according to claim 10, wherein the multi-layer film has a thickness of from about 250 μ

m to about 300 μ

m.

13. The reflective surface covering according to claim 10, wherein the first thermoplastic polymeric resin layer has a thickness of from about 75 μ

m to about 125 μ

m.

14. The reflective surface covering according to claim 10, wherein the multi-layer film further comprises a protective layer.

15. The reflective surface covering according to claim 10, wherein the second thermoplastic polymeric resin layer comprises a polyurethane.

16. The reflective surface covering according to claim 10, wherein the second thermoplastic polymeric resin layer further comprises a hydrophilic polymer.

17. A reflective surface covering comprising:

a reflective substrate; and

a multi-layer film adhered to the reflective substrate, the multi-layer film comprising;

a first thermoplastic polymeric resin layer;

a thermally activated adhesive layer that is substantially free of a UV additive; and

a second thermoplastic polymeric resin layer;

wherein the thickness ratio between the thermally activated adhesive layer and the first thermoplastic polymeric resin layer is from about 1.25;

1 to about 2.75;

1 and there are no intervening layers between.

18. The reflective surface covering according to claim 17, wherein the multi-layer film has a thickness of from about 250 μ

m to about 300 μ

m.

19. The reflective surface covering according to claim 17, wherein the first thermoplastic polymeric resin layer has a thickness of from about 75 μ

m to about 125 μ

m.

20. The reflective surface covering according to claim 17, wherein the first thermoplastic polymeric resin layer comprises a polyethylene terephthalate.