Flame retardant poly(vinyl chloride) compounds
US11339233B2 · kind B2 · utility
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129References
28Claims
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Key dates
| Filing date | Sep 11, 2018 |
| Grant date | May 24, 2022 |
| Priority date | — |
| Expiry date | Sep 11, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2201/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed herein are plasticized poly(vinyl chloride) compounds. One aspect relates to a flame retardant poly(vinyl chloride) compound, comprising a mixture of poly(vinyl chloride); and a plasticizer comprising polymeric plasticizer, and/or alkyl aryl fire retardant plasticizer, wherein the mixture has a Limiting Oxygen Index of greater than 50% according to ASTM D2863; an Elongation at Break of at least 10% according to ASTM D638 (Type IV); and a Modulus of Elasticity of less than about 15,000 psi according to ASTM 638 (Type IV).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.