Patent · US Active

Building products composites and methods

US10246378B2 · kind B2 · utility

0Cited by

2References

13Claims

0Family size

Assignee

Georgia-Pacific Gypsum LLC · US

Inventors

Mianxue Wu · Three Rivers, US
Jeffery T. Fields · Suwanee, US
Sara E. Endres · Sidney Place, US

Key dates

Filing date	Oct 15, 2015
Grant date	Apr 2, 2019
Priority date	—
Expiry date	Oct 21, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B2111/40
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Methods of manufacturing composites are provided, including combining dihydrate calcium sulfate whiskers, hemihydrate calcium sulfate stucco, and water to form a slurry, and setting the slurry to form a composite having a natural porosity of about 60 volume percent or greater. Composites are also provided, including dihydrate calcium sulfate whiskers and dihydrate calcium sulfate crystals, and having a natural porosity of about 60 volume percent or greater.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.