Riitta-Maija Housh

Title: The Innovative Contributions of Riitta-Maija Housh

Introduction

Riitta-Maija Housh is a notable inventor based in Helsinki, Finland. She has made significant contributions to the field of materials science, particularly in the development of fire-retarded cellulosic fibers. Her innovative approach combines cellulose with chlorine-containing polymers to enhance fire resistance in fibers.

Latest Patents

Riitta-Maija Housh holds a patent for a method of producing fire-retarded blend fibers. This method results in fibers with a fire resistance LOI-value of at least 21% O2. The process involves blending chlorine-containing polymers, which have a chlorine content of 30-75% by weight, with a DMSO/formaldehyde solution of cellulose. The resulting blend contains 10-70% by weight of chlorine-containing polymers, based on the total amount of cellulose and polymers. The fibers are produced by bringing the mixture into contact with an aqueous or alcoholic solution. She has 1 patent to her name.

Career Highlights

Riitta-Maija Housh is affiliated with the Technical Research Centre of Finland, where she continues to advance her research in innovative materials. Her work has garnered attention for its practical applications in enhancing the safety of cellulosic materials.

Collaborations

Some of her notable coworkers include Olli Aaltonen and Eero Avela, who have collaborated with her on various projects related to fire-retardant materials.

Conclusion

Riitta-Maija Housh's contributions to the field of fire-retarded materials exemplify her innovative spirit and dedication to enhancing safety in material applications. Her work continues to influence the development of safer, more effective materials in various industries.