S Craig Petro

Title: S Craig Petro: Innovator in High Gloss Paper Manufacturing

Introduction

S Craig Petro is a notable inventor based in Paducah, KY (US), recognized for his contributions to the paper manufacturing industry. He holds 3 patents that focus on innovative methods for producing high gloss and high bulk paper.

Latest Patents

One of his latest patents is titled "High gloss and high bulk paper." This invention teaches a method of manufacturing a high bulk, high gloss paper web using a supercalender operation. The process involves coating a paper web surface with a plastic pigment and running it through a multi-nip calender device, maintaining a nip load of about 1,000 pounds per linear inch at each nip. The temperature of the hard rolls is kept at about 450 degrees Fahrenheit or less. Another significant patent is the "Method of producing high gloss paper." This method forms a finished paper with high gloss while maintaining high bulk. It involves applying at least one layer of a coating formulation comprising a particulate plastic pigment on a surface of a base stock and passing it through a multi-nip calender device at relatively low roll temperature and nip pressure. The resulting product exhibits high gloss quality while retaining a relatively high bulk compared to conventional high gloss papers.

Career Highlights

Throughout his career, S Craig Petro has worked with prominent companies in the industry, including NewPage Corporation and MeadWestvaco Corporation. His experience in these organizations has contributed to his expertise in paper manufacturing processes.

Collaborations

Some of his notable coworkers include David B Cason and Stig V Renvall, who have collaborated with him on various projects in the field of paper technology.

Conclusion

S Craig Petro's innovative approaches to high gloss paper manufacturing have made a significant impact on the industry. His patents reflect a commitment to enhancing the quality and efficiency of paper production processes.