Rigid IPVC pipe resin composition exhibiting excellent strength and hydrostatic pressure resistance and rigid IPVC pipe
US10023732B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Jul 1, 2014 |
| Grant date | Jul 17, 2018 |
| Priority date | — |
| Expiry date | Mar 25, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L9/127
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided are: a rigid IPVC pipe resin composition, which exhibits excellent strength and hydrostatic pressure resistance, including a PVC resin having a K-value from 72 to 84; and a rigid IPVC pipe, which exhibits excellent strength and hydrostatic pressure resistance, manufactured by extrusion of the resin composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.