High temperature exterior building products
First Claim
Patent Images
1. A weather resistant article suitable for outdoor construction applications comprising a chlorinated polyvinyl chloride composition having a heat distortion temperature greater than about 180°
- F. and comprising a chlorinated polyvinyl chloride polymer.
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Accused Products
Abstract
High temperature weather resistant exterior building product articles are disclosed. Articles, such as siding, siding trim, decking, fencing and roofing products are made with a CPVC layer and optionally an insulating layer attached to the CPVC layer. The products have a heat distortion temperature greater than 180° F. and preferably greater than 205° F. The articles can be made in dark colors and have sufficient temperature resistance to withstand direct sunlight in warm climates as well as reflective heat.
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Citations
37 Claims
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1. A weather resistant article suitable for outdoor construction applications comprising a chlorinated polyvinyl chloride composition having a heat distortion temperature greater than about 180°
- F. and comprising a chlorinated polyvinyl chloride polymer.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A weather resistant article suitable for outdoor construction applications comprising a layer of chlorinated polyvinyl chloride composition having a heat distortion temperature greater than about 180°
- F. and a layer of insulating material, wherein said top layer is secured to said bottom layer with an adhesive.
- View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. An extruded rectangular shaped weather resistant article having four walls suitable for outdoor construction applications comprising chlorinated polyvinyl chloride composition having a heat distortion temperature greater than about 180°
- F. and the wall thickness of said article is at least about 0.05 inch.
- View Dependent Claims (30, 31, 32, 33, 34, 35, 36)
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37. A house siding comprising:
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a. a layer of chlorinated polyvinyl chloride composition having a heat distortion temperature of greater than about 205°
F. and a thickness of from about 0.015 to about 0.050 inch;
b. a layer selected from the group consisting of polyvinyl chloride composition and acrylonitrile-styrene-acrylate polymer having a thickness of from about 0.003 to about 0.010 inch;
c. a layer of a cap composition having a thickness of from about 0.001 to about 0.002 inch, and wherein said cap composition is a fluoropolymer composition; and
d. a layer of foam insulation having a thickness of from about 0.1 to about 2.0 inches adhered to said layer of chlorinated polyvinyl chloride composition by use of an adhesive.
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Specification