Hans Wallenius

Title: Innovations by Hans Wallenius

Introduction

Hans Wallenius is a notable inventor based in Ljungskile, Sweden. He has made significant contributions to the field of paper technology, holding a total of four patents. His work focuses on enhancing the properties of tissue paper and extensible paper products.

Latest Patents

One of his latest patents is for a wet strong tissue paper. This tissue paper has a bulk between 2 and 8 cm/g and contains a wet strength agent in the form of a nitrogen-containing polymer with hydrophobic side-chains. The tissue paper achieves a relative wet strength value (RWS) of at least 45% before converting. Another significant patent involves a method of producing an extensible paper that features a three-dimensional pattern. This method includes passing a wet paper web through a heated press nip, which creates alternating raised and recessed portions in the paper. The process also involves a creping or compacting procedure that shortens the length of the paper web, resulting in a product with high extensibility.

Career Highlights

Throughout his career, Hans Wallenius has worked with prominent companies such as SCA Hygiene Products AB and Akzo Nobel N.V. His experience in these organizations has contributed to his expertise in paper technology and innovation.

Collaborations

Hans has collaborated with notable coworkers, including Holger Hollmark and Lennart Reiner. Their combined efforts have further advanced the development of innovative paper products.

Conclusion

Hans Wallenius is a distinguished inventor whose work in tissue and extensible paper technology has led to significant advancements in the industry. His patents reflect a commitment to innovation and quality in paper products.