Marianela Perez-Pena is a prominent inventor based in Grayslake, Illinois. She has made significant contributions to the field of cementitious materials, holding a total of nine patents. Her work focuses on developing innovative cement compositions that enhance performance and sustainability.

Latest Patents

Among her latest patents is a lightweight foamed cement and cement board, which introduces a foamed cementitious composition that limits or eliminates the use of aggregate. This innovative approach utilizes a lower water-to-cementitious composition weight ratio, resulting in stable cementitious foam mixtures. These mixtures can be employed to create cement boards and other products, featuring foam bubbles sized between 50 to 200 micrometers. Another notable patent involves fast-setting Portland cement compositions that incorporate alkali metal citrates and phosphates. This method allows for rapid setting and increased early-age compressive strength without shrinkage, making it ideal for cement board applications.

Career Highlights

Marianela is currently associated with the United States Gypsum Company, where she continues to push the boundaries of cement technology. Her expertise in developing advanced materials has positioned her as a leader in her field.

Collaborations

Throughout her career, Marianela has collaborated with talented individuals such as Ashish Dubey and Yanfei Peng. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas

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