Cement-based direct ink for 3D printing of complex architected structures

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dc.contributor.assigneeRice University
dc.contributor.assigneeSaudi Arabian Oil Company, Dhahran (SA)
dc.contributor.publisherUnited States Patent and Trademark Office
dc.creatorRahman, Muhammad M.
dc.creatorSajadi, Seyed Mohammad
dc.creatorKumar, Ashok
dc.creatorBoul, Peter J.
dc.creatorThaemlitz, Carl
dc.creatorAjayan, Pulickel M.
dc.date.accessioned2021-05-25T19:34:16Z
dc.date.available2021-05-25T19:34:16Z
dc.date.filed2019-10-08
dc.date.issued2021-02-09
dc.description.abstractProvide is a cement ink for a cement ink for 3D printing (which also includes additive manufacturing) of 3D cement structures and materials. The cement ink includes an American Petroleum Institute (API) Class G cement, a nano-clay, a superplasticizer, a hydroxyethyl cellulose, and a defoamer. The nano-clay may be hydrophilic bentonite. The superplasticizer may be a polycarboxylate ether. The defoamer may be 2-ethyl-1-hexanol. Processes for forming the cement ink and printing 3D cement structures using the cement ink are also provided.
dc.digitization.specificationsThis patent information was downloaded from the US Patent and Trademark website (http://www.uspto.gov/) as image-PDFs. The PDFs were OCRed for access purposes
dc.format.extent11
dc.identifier.citationRahman, Muhammad M., Sajadi, Seyed Mohammad, Kumar, Ashok, Boul, Peter J., Thaemlitz, Carl and Ajayan, Pulickel M., "Cement-based direct ink for 3D printing of complex architected structures." Patent US10913683B2. issued 2021-02-09. Retrieved from <a href="https://hdl.handle.net/1911/110640">https://hdl.handle.net/1911/110640</a>.
dc.identifier.patentIDUS10913683B2
dc.identifier.urihttps://hdl.handle.net/1911/110640
dc.language.isoeng
dc.titleCement-based direct ink for 3D printing of complex architected structures
dc.typeUtility patent
dc.type.dcmiText
dc.type.genrepatents
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