# US 2008/0187706 A1 · Process for producing an injected article that is decorated by flocking without using a flocking adhesive

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- Number: US 2008/0187706 A1
- Document ID: US20080187706A1
- Status: Published application
- Kind: A1
- Application number: 11/944,496
- Filed: 2007-11-23
- Published: 2008-08-07
- Earliest claimed: 2006-11-24
- Assignees: Societe d'Enduction et de Flockage
- Inventors: Jean-Pierre Lion; Pierre Marie Congard
- Web page: https://patentgrep.com/patent/US20080187706A1

## CPC

- B29C 45/14786: {Fibrous material or fibre containing material, e.g. fibre mats or fibre reinforced material}
- B29C 45/14827: {using a transfer foil detachable from the insert}
- B29C 45/14016: {Intermittently feeding endless articles, e.g. transfer films, to the mould (B29C45/14262 takes precedence)}
- B29K 2713/00: Use of textile products or fabrics for preformed parts, e.g. for inserts (B29K2105/06 takes precedence)
- B29L 2031/3005: {Body finishings}
- Y10T 428/23943: Flock surface
- B29C: SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (making preforms B29B11/00; making laminated products by combining previously unconnected layers which become one product whose layers will remain together B32B37/00 - B32B41/00)
- B29K: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR {MOULDS, } REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29L: INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

Process for producing an injected article to which a flocked decoration is applied that comprises the production of a flocked substrate (11) based on a temporary substrate (1) covered by a temporary adhesive (2) that keeps the flock fibers (3) in place, positioning of said flocked substrate in an injection mold of said article to be produced, injection of a polymer (12) being melted in said closed mold through an injection opening (4), removal of the injected article from the mold and the peeling off of the temporary substrate (1) and the temporary adhesive (2) from the injected article, characterized in that the flocked substrate (11) is positioned in said mold so that the flock fibers (3) are oriented toward the interior of said mold.

## Claims

### Claim 1

Process for producing an injected article to which a flocked decoration is applied that comprises the production of a flocked substrate (11) based on a temporary substrate (1) covered by a temporary adhesive (2) that keeps the flock fibers (3) in place, positioning of said flocked substrate in an injection mold of said article to be produced, injection of a polymer (12) being melted in said closed mold through an injection opening (4), removal of the injected article from the mold and a peeling off of the temporary substrate (1) and the temporary adhesive (2) from the injected article, characterized in that the flocked substrate (11) is positioned in said mold such that the flock fibers (3) are oriented toward the interior of said mold.

### Claim 2 (depends on 1)

Process for producing an injected article provided with a decoration by flocking according to claim 1, wherein the density of the flock fibers (3) is greater than one billion fibers per square meter.

### Claim 3 (depends on 1)

Process for producing an injected article according to claim 1, wherein the temporary adhesive (2) is a thermosetting polymer.

### Claim 4 (depends on 3)

Process for producing an injected article according to claim 3, wherein the temporary adhesive (2) is chosen in the family of silicone rubbers.

### Claim 5 (depends on 1)

Process for producing an injected article according to claim 1, wherein the temporary substrate (1) is a polyester terephthalate film.

### Claim 6 (depends on 1)

Process for producing an injected article according to claim 1, wherein the temporary substrate (1) is a non-woven substrate with polyester fibers or a paper substrate.

### Claim 7 (depends on 1)

Process for producing an injected article according to claim 1, wherein the temporary substrate (1) can be heat-formed.

### Claim 8 (depends on 1)

Process for producing an injected article according to claim 1, wherein the temporary substrate (1) can be deformed under the action of pressure.

### Claim 9 (depends on 1)

Process for producing an injected article according to claim 1, wherein the temporary substrate (1) can be deformed by mechanical action.

### Claim 10 (depends on 1)

Process for producing an injected article according to claim 1, wherein the flock fibers (3) are made of a polymer of the polyamide or polyester type.

### Claim 11 (depends on 1)

Process for producing an injected article according to claim 1, wherein the flock fibers (3) are embossed before injection.

### Claim 12 (depends on 1)

Process for producing an injected article according to claim 1, wherein the flock fibers (3) are imprinted by sublimation before injection.

### Claim 13 (depends on 1)

Process for producing an injected article according to claim 1, wherein the flock fibers (3) and the injected polymer (12) are made of the same material.

### Claim 14 (depends on 13)

Process for producing an injected article according to claim 13, wherein said fibers and said injected polymer are from the family of polyamide, polypropylene or polyester terephthalate.

### Claim 15 (depends on 1)

Injected article provided with a decoration by flocking that is produced using a process according to claim 1.

### Claim 16 (depends on 2)

Process for producing an injected article according to claim 2, wherein the temporary adhesive (2) is a thermosetting polymer.

### Claim 17 (depends on 2)

Process for producing an injected article according to claim 2, wherein the temporary substrate (1) is a polyester terephthalate film.

### Claim 18 (depends on 3)

Process for producing an injected article according to claim 3, wherein the temporary substrate (1) is a polyester terephthalate film.

### Claim 19 (depends on 4)

Process for producing an injected article according to claim 4, wherein the temporary substrate (1) is a polyester terephthalate film.

### Claim 20 (depends on 2)

Process for producing an injected article according to claim 2, wherein the temporary substrate (1) is a non-woven substrate with polyester fibers or a paper substrate.
