Gypsum product composition, gypsum products, and a method for using a compound in gypsum board
US10399904B2 · kind B2 · utility
3Cited by
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33Claims
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Key dates
| Filing date | Dec 18, 2015 |
| Grant date | Sep 3, 2019 |
| Priority date | — |
| Expiry date | Dec 18, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/0062
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A gypsum board composition was disclosed which comprises stucco, adhesive, water and additive for improving bonding, wherein the additive for improving bonding is shown in chemical formula as MIMII(OH)2(An−).mH2O, wherein MI is a divalent metal ion, MII is a trivalent metal ion, and An− is an interlayer anion, and wherein MI and MII are different metals. Also, a gypsum board made with the composition of the above and a method for using a compound shown in the aforesaid chemical formula were disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.