IP Library › Granted Patent US 7,544,420

Granted Patent B2

US 7,544,420 · App. 10/825,824 · Granted Jun 9, 2009

Backing layers and substrates for articles formed from ionomer laminates

Assignee: ExxonMobil Chemical Patents Inc.

View Patent ↗

Loading inventors, assignments & file history…

Monitor This Case

Get email alerts when status or documents change.

Order Certified Copies

Most orders are placed with the USPTO same day — all within 24 business hours.

Order via The Patent Place →

Pre-filled with this patent's details

Quick Facts

Patent No.: US 7,544,420
App. No.: 10/825,824
Granted: Jun 9, 2009
Kind: B2

External Links

USPTO Patent Center↗ Full Patent PDF↗

Abstract

The present invention relates to new backing layers and/or new substrates for making (1) new multilayer structures formed from one or more ionomers and one or more tie-layers, and optionally a new backing layer to form laminates, (2) new composite articles made from these laminates in combination with optional new substrate materials, and (3) new methods of making composite articles from these laminates by shaping and subsequently contacting them with a substrate material.

Claims (95)

1. A laminate consisting essentially of:

a surface ionomer layer;

a backing layer comprising acrylonitrile-ethylene-styrene; acrylonitrile-styrene acrylate; butyl rubber; halogenated butyl rubber; a copolymer of isobutylene and an alkylstyrene; polyisobutylene; a chlorosulfonated polyethylene rubber; a copolyester; a cyclic olefin copolymer; a dynamically vulcanized alloy; a liquid crystal polymer; natural rubber; a general purpose rubber; nitrile rubber; polyacrylonitrile; a polyarylate; a polyaryletherketone; polybenzimidazole; polybutylene terephthalate; polybutylene naphthalate; a polyester elastomer; polyethylene naphthalate; polyetherketone; polyethersulfone; polyimidesulfone; polymethacrylate-acrylonitrile-butadiene-styrene; polyphenylsulfone; polymethylmethacrylate; a high impact polystyrene; syndiotactic polystyrene; polystyrene maleic anhydride; a crossliniked, glass-reinforced, polyester/polystyrene composition; a bulk molding compound; a crosslinked polyurethane; a reinforced polyurethane; crosslinked dicyclopentadiene; a silicone rubber; a styrene block copolymer; a compression-molded article of woven, glass-fiber-reinforced polypropylene fibers; or mixtures thereof; and

a tie-layer disposed between the ionomer layer and the backing layer;

and wherein the thickness of the laminate is from 200 μm to 6 mm.

2. The laminate of claim 1 , wherein the ionomer layer comprises a first ionomer layer and a second ionomer layer.

3. The laminate of claim 2 , wherein one or both of the first ionomer layer and the second ionomer layer is pigmented, natural, or clear.

4. The laminate of claim 1 , wherein the backing layer further comprises glass fibers, carbon fibers, polyaramide fibers, mineral fibers, mica, talc, metal whiskers, or mixtures thereof.

5. The laminate of claim 1 , wherein the backing layer is multilayered.

6. The laminate of claim 1 , wherein the backing layer is a blend.

7. A composite consisting essentially of:

a surface ionomer layer;

a tie-layer; and

a substrate comprising acrylonitrile-ethylene-styrene; acrylonitrile-styrene-acrylate; butyl rubber; halogenated butyl rubber; a copolymer of isobutylene and an alkylstyrene; polyisobutylene; a chlorosulfonated polyethylene rubber; a copolyester; a cyclic olefin copolymer; a dynamically vulcanized alloy; a liquid crystal polymer; natural rubber; a general purpose rubber; nitrile rubber; polyacrylonitrile; a polyarylate; a polyaryletherketone; polybenzimidazole; polybutylene terephthalate; polybutylene naphthalate; a polyester elastomer; polyethylene naphthalate; polyetherketone; polyethersulfone; polyimidesulfone; polymethacrylate-acrylonitrile-butadiene-styrene; polyphenylsulfone; polymethylmethacrylate; a high impact polystyrene; syndiotactic polystyrene; polystyrene maleic anhydride; a crossliniked, glass-reinforced, polyester/polystyrene composition; a bulk molding compound; a crosslinked polyurethane; a reinforced polyurethane; crosslinked dicyclopentadiene; a silicone rubber; a styrene block copolymer; a compression-molded article of woven, glass-fiber-reinforced polypropylene fibers; or mixtures thereof; and

wherein the tie-layer is disposed between the ionomer layer and the substrate;

and wherein the thickness of the composite is from 200 μm to 6 mm.

8. The composite of claim 7 , wherein the ionomer layer comprises a first ionomer layer and a second ionomer layer.

9. The composite of claim 8 , wherein one or both of the first ionomer layer and the second ionomer layer is pigmented, natural, or clear.

10. The composite of claim 7 , wherein the composite further comprises a backing layer.

11. The composite of claim 10 , wherein the backing layer further comprises glass fibers, carbon fibers, polyaramide fibers, mineral fibers, mica, talc, metal whiskers, or mixtures thereof.

12. The composite of claim 10 , wherein the backing layer is a blend.

13. The composite of claim 10 , wherein the backing layer is multilayered.

14. The composite of claim 7 , wherein the ionomer layer comprises a zinc-neutralized ionomer, a sodium-neutralized ionomer, or a mixture thereof.

15. The composite of claim 7 , wherein the substrate further comprises glass fibers, carbon fibers, polyaramide fibers, mineral fibers, mica, talc, metal whiskers, or mixtures thereof.

16. The composite of claim 7 , wherein the substrate is a foamed substrate.

17. A composite article consisting essentially of, in order:

a surface ionomer layer;

a tie-layer;

a backing layer; and

a substrate;

wherein at least one of the backing layer and substrate is selected from the group consisting of acrylonitrile-ethylene-styrene; acrylonitrile-styrene-acrylate; butyl rubber; halogenated butyl rubber; a copolymer of isobutylene and an alkylstyrene; polyisobutylene; a chlorosulfonated polyethylene rubber; a copolyester; a cyclic olefin copolymer; a dynamically vulcanized alloy; a liquid crystal polymer; natural rubber; a general purpose rubber; nitrile rubber; polyacrylonitrile; a polyarylate; a polyaryletherketone; polybenzimidazole; polybutylene terephthalate; polybutylene naphthalate; a polyester elastomer; polyethylene naphthalate; polyetherketone; polyethersulfone; polyimidesulfone; polymethacrylate-acrylonitrile-butadiene-styrene; polyphenylsulfone; polymethylmethacrylate; a high impact polystyrene; syndiotactic polystyrene; polystyrene maleic anhydride; a crosslinked, glass-reinforced, polyester/polystyrene composition; a bulk molding compound; a crossliniked polyurethane; a reinforced polyurethane; crossliniked dicyclopentadiene; a silicone rubber; a styrene block copolymer; a compression-molded article of woven, glass-fiber-reinforced polypropylene fibers; blends thereof; and filled blends thereof;

and wherein the thickness of the composite is from 200 μm to 6 mm.

18. The composite article of claim 17 , wherein the filled blend comprises glass fibers, carbon fibers, polyaramide fibers, mineral fibers, mica, talc, metal whiskers, or mixtures thereof.

19. The composite article of claim 17 , wherein the ionomer layer comprises a first ionomer layer and a second ionomer layer.

20. The composite article of claim 19 , wherein one or both of the first ionomer layer and the second ionomer layer is pigmented, natural, or clear.

21. The composite article of claim 17 , wherein the backing layer comprises glass fibers, carbon fibers, polyaramide fibers, mineral fibers, mica, talc, metal whiskers, or mixtures thereof.

22. The composite article of claim 17 , wherein the backing layer is a blend.

23. The composite article of claim 17 , wherein the backing layer is multilayered.

24. The composite article of claim 17 , wherein the ionomer layer comprises a zinc-neutralized ionomer, a sodium-neutralized ionomer, or a mixture thereof.

25. The composite article of claim 17 , wherein the thickness of the composite article is from 200 μm to 6 mm.

26. The composite article of claim 7 , wherein the substrate is a foamed substrate.

27. A method of forming a composite article having a surface ionomer layer consisting essentially of:

providing a laminate having a surface ionomer layer; and

securing a substrate to the laminate;

wherein the substrate comprises acrylonitrile-ethylene-styrene; acrylonitrile-styrene-acrylate; butyl rubber; halogenated butyl rubber; a copolymer of isobutylene and an alkylstyrene; polyisobutylene; a chlorosulfonated polyethylene rubber; a copolyester; a cyclic olefin copolymer; a dynamically vulcanized alloy; a liquid crystal polymer; natural rubber; a general purpose rubber; nitrile rubber; polyacrylonitrile; a polyarylate; a polyaryletherketone; polybenzimidazole; polybutylene terephthalate; polybutylene naphthalate; a polyester elastomer; polyethylene naphthalate; polyetherketone; polyethersulfone; polyimidesulfone; polymethacrylate-acrylonitrile-butadiene-styrene; polyphenylsulfone; polymethylmethacrylate; a high impact polystyrene; syndiotactic polystyrene; polystyrene maleic anhydride; a crossliniked, glass-reinforced, polyester/polystyrene composition; a bulk molding compound; a crosslinked polyurethane; a reinforced polyurethane; crosslinked dicyclopentadiene; a silicone rubber; a styrene block copolymer; a compression-molded article of woven, glass-fiber-reinforced polypropylene fibers; or mixtures thereof;

and wherein the thickness of the composite is from 200 82 m to 6 mm.

28. The method of claim 27 , wherein the substrate further comprises glass fibers, carbon fibers, polyaramide fibers, mineral fibers, mica, talc, metal whiskers, or mixtures thereof.

29. The method of claim 27 , wherein the laminate comprises an ionomer layer comprising a first ionomer layer and a second ionomer layer.

30. The method of claim 29 , wherein one or both of the first ionomer layer and the second ionomer layer is pigmented, natural, or clear.

31. The method of claim 29 , wherein the ionomer layer comprises a zinc-neutralized ionomer, a sodium-neutralized ionomer, or a mixture thereof.

32. The method of claim 27 , wherein the composite article comprises a backing layer.

33. The method of claim 32 , wherein the backing layer is multilayered.

34. The method of claim 32 , wherein the backing layer is a blend.

35. The method of claim 27 , wherein the thickness of the composite article is from 200 μm to 6 mm.

36. The method of claim 27 , wherein the substrate is a foamed substrate.

37. The method of claim 27 , wherein the laminate is a shaped laminate.

38. A composite article having a surface ionomer layer formed by the method consisting essentially of:

coextruding an ionomer layer and a tie-layer to form a laminate;

forming a shape from the laminate, resulting in a shaped laminate; and

securing a substrate material to the shaped laminate;

wherein the substrate comprises acrylonitrile-ethylene-styrene; acrylonitrile-styrene acrylate; butyl rubber; halogenated butyl rubber; a copolymer of isobutylene and an alkylstyrene; polyisobutylene; a chlorosulfonated polyethylene rubber; a copolyester; a cyclic olefin copolymer; a dynamically vulcanized alloy; a liquid crystal polymer; natural rubber; a general purpose rubber; nitrile rubber; polyacrylonitrile; a polyamide elastomer; a polyarylate; a polyaryletherketone; polybenzimidazole; polybutylene terephthalate; polybutylene naphthalate; a polyester elastomer; polyethylene naphthalate; polyetherketone; polyethersulfone; polyimidesulfone; polymethacrylate-acrylonitrile-butadiene-styrene; polyphenylsulfone; polymethylmethacrylate; a high impact polystyrene; syndiotactic polystyrene; polystyrene maleic anhydride; a crosslinked, glass-reinforced, polyester/polystyrene composition; a bulk molding compound; a crossliniked polyurethane; a reinforced polyurethane; crosslinked dicyclopentadiene; a silicone rubber; a styrene block copolymer; a compression-molded article of woven, glass-fiber-reinforced polypropylene fibers; or mixtures thereof; and wherein the thickness of the composite is from 200 μm to 6 mm.

39. The composite article of claim 38 , wherein the step of forming comprises thermoforming.

40. The composite article of claim 38 , wherein the ionomer layer comprises a first ionomer layer and a second ionomer layer.

41. The composite article of claim 40 , wherein one or both of the first ionomer layer and the second ionomer layer is pigmented, natural, or clear.

42. The composite article of claim 38 , wherein the laminate further comprises a backing layer.

43. The composite article of claim 42 , wherein the backing layer is a blend.

44. The composite article of claim 42 , wherein the backing layer is multilayered.

45. The composite article of claim 38 , wherein the ionomer layer comprises a zinc-neutralized ionomer, a sodium-neutralized ionomer, or a mixture thereof.

46. The composite article of claim 38 , wherein the thickness of the composite article is from 200 μm to 6 mm.

47. The composite article of claim 38 , wherein the substrate further comprises glass fibers, carbon fibers, polyaramide fibers, mineral fibers, mica, talc, metal whiskers, or mixtures thereof.

48. The composite article of claim 38 , wherein the substrate is a foamed substrate.

49. A vehicle comprising a composite consisting essentially of:

a surface ionomer layer;

a tie-layer; and

a substrate comprising acrylonitrile-ethylene-styrene; acrylonitrile styrene-acrylate; butyl rubber; halogenated butyl rubber; a copolymer of isobutylene and an alkylstyrene; polyisobutylene; a chlorosulfonated polyethylene rubber; a copolyester; a cyclic olefin copolymer; a dynamically vulcanized alloy; a liquid crystal polymer; natural rubber; a general purpose rubber; nitrile rubber; polyacrylonitrile; a polyarylate; a polyaryletherketone; polybenzimidazole; polybutylene terephthalate; polybutylene naphthalate; a polyester elastomer; polyethylene naphthalate; polyetherketone; polyethersulfone; polyimidesulfone; polymethacrylate-acrylonitrile-butadiene-styrene; polyphenylsulfone; polymethylmethacrylate; a high impact polystyrene; syndiotactic polystyrene; polystyrene maleic anhydride; a crossliniked, glass-reinforced, polyester/polystyrene composition; a bulk molding compound; a crosslinked polyurethane; a reinforced polyurethane; crosslinked dicyclopentadiene; a silicone rubber; a styrene block copolymer; a compression-molded article of woven, glass-fiber-reinforced polypropylene fibers; or mixtures thereof; and

wherein the tie-layer is disposed between the ionomer layer and the substrate;

and wherein the thickness of the composite is from 200 μm to 6 mm.

50. An appliance comprising a composite consisting essentially of:

a surface ionomer layer;

a tie-layer; and

wherein the tie-layer is disposed between the ionomer layer and the substrate;

and wherein the thickness of the composite is from 200 μm to 6 mm.

51. An automotive part comprising a composite comprising:

a surface ionomer layer;

a tie-layer; and

wherein the tie-layer is disposed between the ionomer layer and the substrate;

and wherein the thickness of the composite is from 200 μm to 6 mm.

52. A boat hull comprising a composite comprising:

a surface ionomer layer;

a tie-layer; and

wherein the tie-layer is disposed between the ionomer layer and the substrate;

and wherein the thickness of the composite is from 200 μm to 6 mm.

Assignments (1)

ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 16, 2004

From: DOMINE, JOSEPH D.; VALENTAGE, JEFFREY; MEKA, PRASADARAO

To: EXXONMOBIL CHEMICAL PATENTS INC.

Reel/Frame 015230/0219 →

Continuity (2)

Provisional Application 6047378900 · May 27, 2003

Related Publication 20040241479A1 · Dec 2, 2004