Method and apparatus for making a gypsum board
US-2024033972-A1 · Feb 1, 2024 · US
Ultra-light cementitious compositions and related methods
US2018237341A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2018237341-A1 |
| Application number | US-201815959571-A |
| Country | US |
| Kind code | A1 |
| Filing date | Apr 23, 2018 |
| Priority date | May 2, 2014 |
| Publication date | Aug 23, 2018 |
| Grant date | — |
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- Title
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- Abstract
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Abstract
Official abstract text for this publication.
An ultra-light, pourable, self-drying cementitious product with improved density control and ultra-low water demand is provided. Compositions and methods for making the products are provided as well, including compositions and methods with ultra-low water demand.
First claim
Opening claim text (preview).
1 .- 17 . (canceled) 18 . An ultra-light self-drying composition comprising calcium sulfate hemi-hydrate and cement, where the cement is a combination of white and gray cement at a ratio of calcium sulfate hemi-hydrate to the cement of 75% to 25% respectively, and wherein the 25% is up to ½ of white and gray cement. 19 . The composition of claim 18 which further comprises at least one filler. 20 . The composition of claim 19 , wherein the filler is perlite. 21 . A self-drying product comprising the composition of claim 18 . 22 . The self-drying product of claim 21 , wherein the product is selected from the group consisting of flooring, doors, wall panels, garage door panels, wall partition systems, ceiling panels, gun safes and file cabinets.
Assignees
Inventors
Classifications
by adding preformed foams · CPC title
- C04B28/14Primary
containing calcium sulfate cements {(gypsum-paper plates E04C)} · CPC title
White cement · CPC title
Gypsum-paper board like materials · CPC title
Mortar or concrete mixtures with an unusual water/cement ratio · CPC title
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Frequently asked questions
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- What does patent US2018237341A1 cover?
- An ultra-light, pourable, self-drying cementitious product with improved density control and ultra-low water demand is provided. Compositions and methods for making the products are provided as well, including compositions and methods with ultra-low water demand.
- Who is the assignee on this patent?
- United States Gypsum Co
- What technology area does this patent fall under?
- Primary CPC classification C04B28/14. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Thu Aug 23 2018 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).