Alan Coles

Title: Alan Coles: Innovator in Paper Filler Composition

Introduction

Alan Coles, a prominent inventor based in Falmouth, GB, has made significant contributions to the field of material processing. With a total of five patents to his name, Coles has focused his expertise on optimizing paper filler compositions, showcasing his innovative spirit in practical applications.

Latest Patents

Among his latest patents, Coles developed a method for preparing an aqueous suspension involving a fibrous substrate composed of cellulose. This substrate has a Canadian Standard freeness equal to or less than 450 cm. The innovative approach includes microfibrilating the fibrous substrate in an aqueous environment by grinding in the presence of a grinding medium, specifically mullite. Notably, this grinding is performed without the inclusion of grindable inorganic particulate material, highlighting a unique aspect of his method. Furthermore, the grinding medium is maintained at a volume of at least about 10% within the aqueous environment. The resultant microfibrillated cellulose has a fiber steepness ranging from approximately 20 to 50, demonstrating Coles' commitment to enhancing the quality and efficiency of paper production.

Career Highlights

Coles has worked with notable companies in the industry, including Fiberlean Technologies Limited and Imerys Minerals Limited. His work at these organizations has helped in advancing technologies related to cellulose processing and paper manufacturing. Through his innovative efforts, Coles has contributed to the development of materials that aim to enhance product performance and sustainability in the paper industry.

Collaborations

Throughout his career, Coles has partnered with esteemed colleagues such as John Claude Husband and Per Svending. Their collective efforts have likely played a role in fostering innovation and pushing the boundaries of material science, particularly in the realm of cellulose and paper fillers.

Conclusion

Alan Coles stands out as an impactful inventor with a focus on advancing paper filler compositions. His innovative methods and collaborative spirit reflect the dedication required to drive progress in the materials industry. With a strong portfolio of patents, Coles continues to influence the field, paving the way for further advancements in sustainable paper manufacturing technologies.