Company Filing History:
2 out of 117 
1 out of 787 
Years Active: 2011-2025
Title: Bo Andreasson: Innovator in Thermally Expandable Microspheres
Introduction
Bo Andreasson is a notable inventor based in Sundsvall, Sweden. He has made significant contributions to the field of thermally expandable microspheres, holding a total of 3 patents. His work focuses on innovative materials that have various applications in industries such as chemicals and hygiene products.
Latest Patents
One of his latest patents is titled "Thermally Expandable Cellulose-Based Microspheres." This invention relates to thermally expandable microspheres that consist of a polymeric shell surrounding a hollow core filled with a blowing agent. The polymer shell is made from carboxylate-functionalized cellulose, which has a glass transition temperature (Tg) of at least about 125° C. The method for preparing these microspheres involves mixing an aqueous phase, which may include an emulsifier, with an organic phase containing a blowing agent and the cellulose.
Another significant patent is "Thermally Expandable Thermoplastic Microspheres and Process for Their Preparation." This invention outlines a process for manufacturing thermally expandable thermoplastic microspheres. The process includes providing a mixture of monomeric materials suitable for polymerization, along with at least one blowing agent and colloidal silica that is surface-modified with hydrophobic organosilane groups. The resulting emulsion undergoes polymerization to form the microspheres, which can be used in various products.
Career Highlights
Throughout his career, Bo Andreasson has worked with prominent companies such as Nouryon Chemicals International B.V. and SCA Hygiene Products AB. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of materials science.
Collaborations
Bo has collaborated with notable individuals in his field, including Arie Cornelis Besemer and Dorine Lisa Van Brussel-Verraest. These collaborations have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Bo Andreasson is a distinguished inventor whose work in thermally expandable microspheres has made a significant impact in various industries. His innovative patents and collaborations highlight his commitment to advancing material science.