John G Barnes

Title: John G Barnes: Innovator in Thermoplastic Solutions

Introduction

John G Barnes is a notable inventor based in Brampton, Canada. He has made significant contributions to the field of thermoplastic materials, holding a total of 3 patents. His innovative designs focus on improving packaging solutions, particularly in the production of plastic bags.

Latest Patents

One of his latest patents is for a thermoplastic shipping bag. This invention features a thermoplastic inner ply that comprises a mesh, allowing for the packaging of finely powdered materials without releasing unacceptable levels of powders into the atmosphere during or after filling. This design does not require significant modifications to existing packaging systems used for multi-wall paper shipping bags.

Another significant patent by Barnes pertains to the production of plastic bags, especially valved bags. This process involves folding the side margins of a web of plastic material to create overlapping panels. These panels are then longitudinally heat-sealed together for a major portion of one bag length. The web is subsequently heat-sealed transversely and severed at intervals to produce individual bags. The apparatus he designed includes a pair of heat-sealing elements that operate simultaneously, forming seals for adjacent bags efficiently.

Career Highlights

Throughout his career, John G Barnes has worked with reputable companies such as Imperial Chemical Industries Limited and C-I-L, Inc. His experience in these organizations has contributed to his expertise in thermoplastic innovations and packaging solutions.

Collaborations

One of his notable coworkers is Charles R Murray, with whom he has collaborated on various projects.

Conclusion

John G Barnes is a distinguished inventor whose work in thermoplastic solutions has led to significant advancements in packaging technology. His patents reflect a commitment to innovation and efficiency in the industry.