Self-Healing and Re-Adhering Polymer-Cements with Improved Toughness
Abstract
Polymer-cement experiments were conducted in order to assess the chemical and thermal properties of various polymer-cement composites. This file set includes the following polymer-cement analyses:
Polymer-Cement Composite Synthesis
Polymer-Cement Interactions by Atomistic Simulations
Polymer-Cements Compressive Strength & Fracture Toughness
Polymer-Cements Fourier Transform Infrared Spectroscopy (FTIR) Analysis
Polymer-Cements Resistance to Thermal Shock-CO2 and H2SO4 Attack
Polymer-Cements Rheology Analysis
Polymer-Cements Self-Repairing Permeability Analysis
Polymer-Cements Scanning Electron Microscopy with Energy Dispersive X-Ray Spectroscopy (SEM-EDX) Compositional Analysis
Polymer-Cements Thermogravimetric Analysis (TGA) and Total Organic and Inorganic Carbon Analysis (TOC and TIC)
Polymer-Cements X-Ray Diffraction (XRD) Analysis
10 Resources
Geothermal Data Repository_Polymer-cements XRD analysis.docx
17*
X-ray diffraction analysis on 10% polymer-cement composites and conventional wellbore cement (control cement). Includes graphs of Intensity vs Two-Theta (deg).
Polymer-Cement Interactions by Atomistic Simulations.doc
29*
Atomistic simulations to learn about chemical interactions between polymer moieties and cement matrix. Includes graphs of a radial distribution function of atomic pairs... more
Polymer-Cements Compressive Strength and Fracture Toughness.doc
27*
Evaluation of mechanical properties on PNNL's novel polymer-cement composite materials. Includes a
graph of compressive strength for replicate samples and a table of ... more
Chemical analysis using transmission Fourier transform infrared spectroscopy (FTIR) to identify the presence of the polymer in the cement composite materials. Includes ... more
Consistency measurements on control cements as well as polymer-cement composites to learn about flowabillity of PNNL's cements under geothermal conditions. Includes pl... more
Topology, microstructure and compositional analysis of polymer-cement composites as compared to conventional wellbore cement using scanning electron microscopy with ene... more
Evaluation of self-repairing ability of PNNL's polymer-cement composites as compared to conventional wellbore cement by applying a shear fracture along a cement cylinde... more
Thermogravimetric analysis (TGA) and total organic and inorganic carbon analysis (TOC and TIC) on PNNL's polymer-cement composite materials and conventional cement. Inc... more
Polymer-cements Resistance to Thermal Shock-CO2 and H2SO4 Attack.pptx
35*
Presentation about the exposure of PNNL's polymer-cement composites to thermal shock, mineral acid attack and CO2 brines followed by compressive strength analysis. Incl... more
DOE Project Name: Self-Healing and Re-Adhering Cements with Improved Toughness at Casing and Formation Interfaces for Geothermal Wells DOE Project Number: FY16 AOP 30261 DOE Project Lead: Eric Hass
