Halogen-free rubber compositions and membranes
AssigneeCarlisle Construction Materials, LLC
InventorsMajid KARIMI NEJAD, Anil SHENOY
Life of this patent
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Abstract
The disclosure herein relates to EPDM rubber compositions and membranes. More specifically, the present disclosure relates to halogen-free, fire-resistant EPDM rubber compositions and membranes, and to methods of making them. In one embodiment, the halogen-free EPDM rubber membrane is used for weatherproofing buildings, in particular as a membrane for façade application.
Claims20
A halogen-free, fire-resistant rubber composition comprising ethylene propylene diene (EPDM), one or more metal hydroxides, and a melamine poly (metal phosphate).
A halogen-free, fire-resistant rubber membrane comprising EPDM, one or more metal hydroxides, and a melamine poly (metal phosphate).
A method of making a halogen-free, fire-resistant EPDM membrane comprising the steps of:
- blending a homogeneous mixture of EPDM, one or more metal hydroxides, and a melamine poly (metal phosphate);
- forming the mixture into a membrane;
- and
- curing the membrane.
Dependencies are inferred from the claim text.