IP Library Granted Patent US 9,669,617
Granted Patent B2
US 9,669,617 · App. 15/296,103 · Granted Jun 6, 2017

Anilox roll with low surface energy zone

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Quick Facts
Patent No.
US 9,669,617
App. No.
15/296,103
Granted
Jun 6, 2017
Kind
B2
Abstract

An anilox roll with low surface energy zone includes a cylinder having a curved contact surface, an ink transfer zone formed on a first portion of the curved contact surface, and a low surface energy zone formed on a second portion of the curved contact surface. The ink transfer zone includes a plurality of cells configured to transfer ink. The low surface energy zone includes a hydrophobic surface with a contact angle of at least 75 degrees and a surface roughness of less than 100 micrometers.

Claims (15)

1. An anilox roll for use in transferring ink to a flexographic printing plate in a flexographic printing system, comprising:

a cylinder having a curved contact surface, the curved contact surface having a length and a circumference;

an ink transfer zone formed on a first portion of the curved contact surface, the ink transfer zone spanning a first segment of the length of the curved contact surface and extending around the circumference of the curved contact surface; and

a low surface energy zone formed on a second portion of the curved contact surface, the low surface energy zone spanning a second segment of the length of the curved contact surface and extending around the circumference of the curved contact surface, the second segment of the length of the curved contact surface being distinct from the first segment of the length of the curved contact surface such that the low surface energy zone does not overlap with the ink transfer zone;

wherein the ink transfer zone includes a plurality of cells, the cells being indentations formed on the curved contact surface configured to transfer ink to the flexographic printing plate; and

wherein the low surface energy zone has a hydrophobic surface with a contact angle of at least 75 degrees and a surface roughness of less than 100 micrometers, and wherein the low surface energy zone does not include any cells.

2. The anilox roll of claim 1 , wherein the hydrophobic surface includes a low surface energy coating.

3. The anilox roll of claim 1 , wherein the hydrophobic surface includes a plurality of microscopic structures.

4. The anilox roll of claim 1 , wherein the hydrophobic surface includes a smooth surface having a low surface roughness.

5. The anilox roll of claim 1 , wherein the hydrophobic surface includes a low surface energy coating and a plurality of microscopic structures.

6. The anilox roll of claim 1 , wherein the hydrophobic surface includes a low surface energy coating with a smooth surface having a low surface roughness.

7. The anilox roll of claim 1 , wherein the plurality of cells are formed in a first coating disposed in the ink transfer zone of the curved contact surface.

8. The anilox roll of claim 7 , wherein a second coating is disposed over the plurality of cells formed in the first coating.

9. The anilox roll of claim 1 , wherein each cell is configured to hold a volume of 0.5 BCM of ink or less.

10. The anilox roll of claim 1 , wherein each cell is configured to hold a volume of 1.0 BCM of ink or less.

Assignments (9)
INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Mar 4, 2021
From: EASTMAN KODAK COMPANY
To: ALTER DOMUS (US) LLC
Reel/Frame 056733/0681 →
NOTICE OF SECURITY INTERESTS Recorded Mar 4, 2021
From: EASTMAN KODAK COMPANY
To: BANK OF AMERICA, N.A., AS AGENT
Reel/Frame 056984/0001 →
INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Mar 4, 2021
From: EASTMAN KODAK COMPANY
To: ALTER DOMUS (US) LLC
Reel/Frame 056734/0233 →
INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Mar 4, 2021
From: EASTMAN KODAK COMPANY
To: ALTER DOMUS (US) LLC
Reel/Frame 056734/0001 →
RELEASE OF SECURITY INTEREST Recorded Jul 30, 2019
From: JP MORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
To: EASTMAN KODAK COMPANY; FAR EAST DEVELOPMENT LTD.; PFC, INC.; KODAK (NEAR EAST), INC.; KODAK AMERICAS, LTD.; KODAK IMAGING NETWORK, INC.; KODAK PORTUGUESA LIMITED; KODAK REALTY, INC.; LASER PACIFIC MEDIA CORPORATION; PAKON, INC.; QUALEX, INC.; KODAK PHILIPPINES, LTD.; NPEC, INC.; CREO MANUFACTURING AMERICA LLC; KODAK AVIATION LEASING LLC
Reel/Frame 049901/0001 →
RELEASE OF SECURITY INTEREST Recorded Jul 22, 2019
From: JP MORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
To: QUALEX, INC.; EASTMAN KODAK COMPANY; FAR EAST DEVELOPMENT LTD.; FPC, INC.; KODAK (NEAR EAST), INC.; KODAK AMERICAS, LTD.; KODAK IMAGING NETWORK, INC.; KODAK PORTUGUESA LIMITED; KODAK REALTY, INC.; LASER PACIFIC MEDIA CORPORATION; PAKON, INC.; KODAK PHILIPPINES, LTD.; NPEC, INC.; CREO MANUFACTURING AMERICA LLC; KODAK AVIATION LEASING LLC
Reel/Frame 050239/0001 →
SECURITY INTEREST Recorded Nov 16, 2016
From: EASTMAN KODAK COMPANY; FAR EAST DEVELOPMENT LTD.; FPC INC.; KODAK (NEAR EAST), INC.; KODAK AMERICAS, LTD.; KODAK REALTY, INC.; LASER-PACIFIC MEDIA CORPORATION; QUALEX INC.; KODAK PHILIPPINES, LTD.; NPEC INC.
To: BANK OF AMERICA N.A.
Reel/Frame 040340/0193 →
SECURITY INTEREST Recorded Nov 16, 2016
From: EASTMAN KODAK COMPANY; FAR EAST DEVELOPMENT LTD.; FPC INC.; KODAK (NEAR EAST), INC.; KODAK AMERICAS, LTD.; KODAK REALTY, INC.; LASER-PACIFIC MEDIA CORPORATION; QUALEX INC.; KODAK PHILIPPINES, LTD.; NPEC INC.
To: JP MORGAN CHASE BANK, N.A.
Reel/Frame 040340/0017 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 18, 2016
From: VAN OSTRAND, DANIEL K.
To: EASTMAN KODAK COMPANY
Reel/Frame 040040/0916 →