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CMU conducts one of a kind research on diaper absorption

Central Michigan University
Lumi in the lab. The cables are for collecting data from the manikin's many temperature and moisture sensors.

A group of students and faculty at Central Michigan University conducted research on a unique baby manikin to test moisture absorption for a high-end baby product company, Lunaler.

The China based company hired CMU after learning they are home to Lumi, one of two thermal baby manikins in the world and the only one in America. They used it to test reactions to certain apparel and textiles.

Suzanne Wroblewski, Research Lab Coordinator for the Center for Merchandising and Design Technology, said they are measuring the micro-climate between the diaper and the baby.

“We’re trying to understand the comfort and insulation provided by their diapers but also how they keep the baby comfortable when moisture is introduced,” she said.

Alongside Lunaler, they came up with a plan.

“We came up with the protocol where we could test the diapers dry and then we would intermittently distribute moisture into the diapers,” she said. “We’re actually using an IV dispenser and distilled water but we agreed on the quantity of water and the frequency of water distribution so we’re just trying to mimic what a baby might do.”

She said they bought new sensors for this project and are able to get data almost instantly.

“When you’re looking at a graph, let’s say as moisture is introduced the moisture level goes up and then the diaper absorbs moisture and the moisture level goes down so you can see with a quick visual of the graphs of the different sensors placed in different locations throughout the diaper, how the diaper is absorbing moisture,” she said.

Wroblewski said this study will help the company to increase the comfort and insulation of their diapers. She said it is the only study of its kind they are familiar with in the whole world. She said the project will conclude at the end of the year and they look forward to more projects with Lunaler.

Aurora is a photojournalist major and an undecided minor going into her sophomore year at Central Michigan University. After college, she hopes to work as a photojournalist.