Location History:
- Gavle, SE (2000)
- Gävle, SE (2002)
Company Filing History:
1 out of 168 
1 out of 2 
1 out of 832,912 Years Active: 2000-2002
Title: Bo Hjalmarson: Innovator in Paper Manufacturing
Introduction
Bo Hjalmarson is a notable inventor based in Gävle, Sweden. He has made significant contributions to the field of paper manufacturing, holding 2 patents that showcase his innovative approach to the production of paper and paperboard.
Latest Patents
Hjalmarson's latest patents focus on the manufacture of paper and paperboard. His innovative process involves adding a cationic polymeric retention aid to a cellulosic suspension. This method includes shearing the suspension to degrade the resultant flocs and aggregating the suspension by adding an aqueous composition of bentonite or other anionic bridging coagulants. The process is further enhanced by the presence of anionic dye, pigment, or optical brightening agent, ultimately leading to the formation of paper from the aggregated suspension.
Career Highlights
Throughout his career, Bo Hjalmarson has worked with various companies, including Allied Colloids Limited. His expertise in the field has allowed him to develop processes that improve the efficiency and quality of paper production.
Collaborations
Hjalmarson has collaborated with notable individuals in his field, including Per-Ola Eriksson and Hans Åsberg. These partnerships have contributed to the advancement of his innovative techniques in paper manufacturing.
Conclusion
Bo Hjalmarson's contributions to the paper manufacturing industry through his patents and collaborations highlight his role as an influential inventor. His innovative methods continue to impact the production of paper and paperboard, showcasing the importance of creativity in industrial processes.