Protective articles

• US 20020179240A1
• Filed: 02/26/2002
• Published: 12/05/2002
• Est. Priority Date: 03/06/2001
• Status: Active Grant

• Current Assignee: 3M Innovative Properties Company (3M Company)
• Original Assignee: 3M Innovative Properties Company (3M Company)
• Inventors: Hoyle, Charles D., Fronek, Daniel R., Clemens, Timothy J., Dietz, Timothy M., Weigel, Mark D., Verkinderen, Joseph H.
• Granted Patent: US 7,141,303 B2
• Time in Patent Office: Days
• US Class Current: 156/307.1
• CPC Class Codes: B32B 2260/021 Fibrous or filamentary layer layers of natural mineral fibres or particles being impregnated in a plastic substance B32B19/02
• CPC Class Codes: B32B 2260/046 Synthetic resin
• CPC Class Codes: B32B 2307/584 Scratch resistance
• CPC Class Codes: B32B 2581/00 Seals; Sealing equipment; Gaskets
• CPC Class Codes: B32B 27/04 as impregnant, bonding, or embedding substance not used
• CPC Class Codes: B32B 27/12 next to a fibrous or filamentary layer
• CPC Class Codes: B32B 27/304 comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
• CPC Class Codes: B32B 27/322 comprising halogenated polyolefins, e.g. PTFE
• 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: C09J 2427/006 in the substrate
• CPC Class Codes: C09J 2433/00 Presence of (meth)acrylic polymer
• CPC Class Codes: C09J 2463/00 Presence of epoxy resin
• CPC Class Codes: C09J 2475/00 Presence of polyurethane
• CPC Class Codes: C09J 7/22 Plastics; Metallised plastics
• CPC Class Codes: C09J 7/245 Vinyl resins, e.g. polyvinyl chloride [PVC]
• CPC Class Codes: C09J 7/35 Heat-activated
• CPC Class Codes: G02B 1/105 Protective coatings
• CPC Class Codes: G02B 1/14 Protective coatings, e.g. hard coatings
• CPC Class Codes: Y10T 428/24994 Fiber embedded in or on the surface of a polymeric matrix
• CPC Class Codes: Y10T 428/24995 : Two or more layers
• CPC Class Codes: Y10T 428/28 : Web or sheet containing structurally defined element or component and having an adhesive outermost layer
• CPC Class Codes: Y10T 428/31511 : Of epoxy ether
• CPC Class Codes: Y10T 428/31515 : As intermediate layer
• CPC Class Codes: Y10T 428/31522 : Next to metal
• CPC Class Codes: Y10T 428/31529 : Next to metal
• CPC Class Codes: Y10T 428/3154 : Of fluorinated addition polymer from unsaturated monomers

Abstract

The invention provides protective articles comprising a backing that comprises a fluorinated polymer and a curable adhesive on at least one layer of the backing. The protective articles of the invention may be used to provide substrates or articles of the invention having a fluorinated surface. The invention also provides methods of preparing such articles, methods of repairing appliqués, and methods of edge sealing appliqués.

Claims