Thermosetting laminating resin composition

• US 20050064216A1
• Filed: 09/21/2004
• Published: 03/24/2005
• Est. Priority Date: 09/22/2003
• Status: Abandoned Application

• Current Assignee: Reichhold Incorporated
• Original Assignee: Reichhold Incorporated
• Inventors: Jin, Lixin, Nava, Hildeberto
• Application Number:
  US10/946,599
• Publication Number:
  US 20050064216A1
• Time in Patent Office: Days
• US Class Current: 428/480
• CPC Class Codes: B32B 2355/02 ABS polymers, i.e. acrylonitrile-butadiene-styrene polymers
• CPC Class Codes: B32B 27/08 of synthetic resin
• CPC Class Codes: B32B 27/20 using fillers, pigments, thixotroping agents
• CPC Class Codes: C08G 18/48 Polyethers
• CPC Class Codes: C08G 18/672 Esters of acrylic or alkyl acrylic acid having only one group containing active hydrogen
• CPC Class Codes: C08K 3/013 Fillers, pigments or reinforcing additives
• CPC Class Codes: C08K 5/0025 Crosslinking or vulcanising agents; including accelerators
• CPC Class Codes: C08K 5/005 Stabilisers against oxidation, heat, light, ozone
• CPC Class Codes: C08L 2666/14 Macromolecular compounds according to C08L59/00 - C08L87/00; Derivatives thereof
• CPC Class Codes: C08L 67/06 Unsaturated polyesters
• CPC Class Codes: C08L 75/16 having terminal carbon-to-carbon unsaturated bonds
• CPC Class Codes: Y10T 428/31786 Of polyester [e.g., alkyd, etc.]

Abstract

The present invention provides a thermosetting resin composition based on an orthophthalic unsaturated polymer resin, a dicyclopentadiene (DCPD) resin and a polyether urethane acrylate having two or more acrylate functionality per molecule.

Claims

1. A thermosetting resin composition comprising:

a) an orthophthalic unsaturated polyester resin;

b) a dicyclopentadiene resin; and

c) a polyether urethane acrylate having two or more acrylate functionality per molecule.

2. The thermosetting resin composition according to claim 1 further comprising an ethylenically unsaturated monomer.

3. The thermosetting resin composition according to claim 1, wherein said polyether urethane acrylate has a functionality of from 2 to 4.

4. The thermosetting resin composition according to claim 1, further comprising a filler.

5. The thermosetting resin composition according to claim 1, further comprising a polymerization inhibitor.

6. The thermosetting resin composition according to claim 1, further comprising an antioxidant.

7. A thermosetting resin composition comprising:

a) 10 to 80 percent by weight of a chain-stopped orthophthalic unsaturated polyester resin;

b) 10 to 80 percent by weight of a dicyclopentadiene resin;

c) 0.5 to 10 percent by weight of a polyether urethane acrylate having two or more acrylate functionality per molecule; and

d) 0 to 40 percent by weight of an ethylenically unsaturated monomer.

8. The thermosetting resin composition according to claim 7, wherein said polyether urethane acrylate has a functionality of from 2 to 4.

9. The thermosetting resin composition according to claim 7 further comprising 20 to 65 percent by weight filler.

10. A laminated article of manufacture comprising:

a) a thermoplastic substrate; and

b) a laminating resin composition applied to said substrate and comprising an orthophthalic unsaturated polyester resin;

a dicyclopentadiene resin; and

a polyether urethane acrylate having two or more acrylate functionality per molecule.

11. The article of manufacture according to claim 10, wherein the substrate is an acrylic or ABS thermoplastic substrate.

12. The article of manufacture according to claim 10, wherein the article has a tensile adhesion of greater than about 1300 psi.

13. An article of manufacture according to claim 11 further comprising an ethylenically unsaturated monomer.

14. An article of manufacture according to claim 11, wherein said polyether urethane acrylate has a functionality of from 2 to 4.

15. An article of manufacture according to claim 11, further comprising a filler.

16. An article of manufacture according to claim 11, further comprising a polymerization inhibitor.

17. An article of manufacture according to claim 11, further comprising an antioxidant.