# US 12,109,781 B2 · Laminate having organic ink decoration and high impact resistance

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- Number: US 12,109,781 B2
- Document ID: US12109781B2
- Status: Granted
- Kind: B2
- Application number: 17/678,399
- Filed: 2022-02-23
- Published: 2022-06-09
- Granted: 2024-10-08
- Earliest claimed: 2017-05-15
- Assignees: Corning Incorporated
- Applicants: Corning Incorporated
- Inventors: Thomas Michael Cleary; Mark Stephen Friske; Timothy Scott Huten
- Web page: https://patentgrep.com/patent/US12109781B2

## CPC

- B32B 17/10266: {on glass pane}
- B32B 17/10348: {comprising an obscuration band}
- B32B 17/10036: {comprising two outer glass sheets}
- B32B 17/10137: {Chemical strengthening}
- B32B 17/10743: {containing acrylate (co)polymers or salts thereof}
- B32B 17/10761: {containing vinyl acetal}
- B32B 17/1077: {containing polyurethane}
- B32B 17/10788: {containing ethylene vinylacetate}
- B32B 17/10871: {in combination with particular heat treatment}
- B32B 2307/558: Impact strength, toughness
- B32B 2605/006: Transparent parts other than made from inorganic glass, e.g. polycarbonate glazings
- B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

## Abstract

A decorated laminate including: an outer ply; an inner ply; a polymer interlayer between the inner ply and the outer ply; and organic ink printed decoration on one or both of internal surfaces of the laminate between the outer ply and the polymer interlayer or between the inner ply and polymer interlayer, wherein the decorated laminate has a stone impact resistance as defined herein. Also disclosed is a method of making and using the decorated laminate.

## Claims

### Claim 1

An automotive glazing comprising:
an outer ply comprising an un-strengthened glass substrate having a thickness to;
an inner ply comprising a chemically strengthened glass substrate having a thickness ti, wherein to is at least two times greater than ti;
a polymer interlayer between the inner ply and the outer ply; and
an organic ink decoration disposed and cured on the outer ply such that the organic ink decoration comprises a solid ink layer bonded to the outer ply and disposed between the outer ply and the interlayer, wherein the solid ink layer comprises an organic or inorganic pigment,
wherein the organic ink decoration has a thickness of from 5 microns to 25 microns,
wherein the automotive glazing has a simulated stone impact resistance as measured by a Weibull distribution of break velocities of from 40% to 95% when struck by a 1-gram ball bearing at a 45-degree angle of incidence at from 75 to 85 miles per hour.

### Claim 2 (depends on 1)

The automotive glazing of claim 1, wherein the organic ink decoration is disposed and cured on both the outer ply and the inner ply adjacent the polymer interlayer.

### Claim 3 (depends on 1)

The automotive glazing of claim 1, wherein the outer ply comprises soda lime glass the polymer interlayer comprises polyvinyl butyral, the inner ply is ion-exchanged glass.

### Claim 4 (depends on 1)

The automotive glazing of claim 1, wherein the polymer interlayer has a thickness of from 0.125 mm to 3.0 mm.

### Claim 5 (depends on 1)

The automotive glazing of claim 1, wherein the polymer interlayer comprises acoustic dampening.

### Claim 6 (depends on 1)

The automotive glazing of claim 1, wherein a ratio of to:ti is in a range from 3 to 20.

### Claim 7 (depends on 1)

A method of making the automotive glazing of claim 1, comprising:
combining, in order, the outer ply, the polymer interlayer, and the inner ply in a stack; and
applying heat and pressure to the stack to form the decorated laminate.

### Claim 8 (depends on 7)

The method of claim 7 wherein at least one interior surface within the stack has the organic ink decoration disposed thereon prior to the combining into the stack.

### Claim 9

A automotive glazing comprising:
an outer ply comprising a non-chemically strengthened glass substrate having a thickness to;
an inner ply comprising a strengthened glass substrate having a thickness ti;
an interlayer between the inner ply and the outer ply; and
an organic ink decoration disposed and cured on the outer ply such that the organic ink decoration comprises a solid ink layer bonded to the outer ply and disposed between the outer ply and the interlayer, wherein to is at least two times greater than ti, wherein the organic ink decoration has a thickness of from 5 microns to 25 microns, wherein the decorated laminate has a simulated stone impact resistance as measured by a Weibull distribution of break velocities of from 40% to 95% when struck by a 1-gram ball bearing at a 45-degree angle of incidence at from 75 to 85 miles per hour, wherein the solid ink layer comprise an organic or inorganic pigment.

### Claim 10 (depends on 9)

The automotive glazing of claim 9, wherein the outer ply is unstrengthened, annealed, or heat strengthened and has a surface compressive stress that is less than the inner ply.

### Claim 11 (depends on 9)

The automotive glazing of claim 9, wherein the outer ply comprises soda lime glass, the interlayer comprises polyvinyl butyral, and the inner ply is chemically strengthened.

### Claim 12 (depends on 9)

The automotive glazing of claim 9, wherein the interlayer has a thickness of from 0.125 mm to 3.0 mm.

### Claim 13 (depends on 9)

The automotive glazing of claim 9, wherein the interlayer comprises acoustic dampening.

### Claim 14 (depends on 9)

The automotive glazing of claim 9, wherein the interlayer comprises a polymer that is selected from the group consisting of polyvinyl butyral, ethylene vinyl acetate, polyvinyl chloride, ionomers, thermoplastic polyurethane, or combinations thereof.

### Claim 15 (depends on 9)

The automotive glazing of claim 9, wherein a ratio of to:ti is in a range from 3 to 20.

### Claim 16 (depends on 9)

The automotive glazing of claim 9, wherein the organic ink decoration is disposed and cured on both the outer ply and the inner ply adjacent the interlayer.
