Kobi Cohen

Title: Kobi Cohen: Innovator in Varnish Formulations

Introduction

Kobi Cohen is a notable inventor based in Netanya, Israel. He has made significant contributions to the field of varnish formulations, holding a total of 5 patents. His innovative work has advanced the technology used in printing applications.

Latest Patents

Cohen's latest patents include an over-print varnish formulation and a piezo-jettable varnish composition. The over-print varnish formulation comprises a non-ionic polyurethane dispersion, a water-soluble polymer with a molecular weight of less than 55,000, a wax with a particle size of 200 nm or less, and a water-soluble solvent, containing at least 20 wt % solids based on the total weight of the formulation. Additionally, the piezo-jettable varnish composition features a latex polymer with a weight averaged molecular weight greater than about 50,000, a polymeric salt derived from an acidic polymer with a weight averaged molecular weight ranging from about 1,000 to about 50,000, water, and a co-solvent. The formulation ensures a specific ratio of latex polymer to polymeric salt by weight.

Career Highlights

Throughout his career, Kobi Cohen has worked with prominent companies such as HP Scitex Ltd. and Hewlett-Packard Industrial Printing Ltd. His experience in these organizations has allowed him to refine his expertise in varnish formulations and printing technologies.

Collaborations

Cohen has collaborated with notable individuals in his field, including Alex Trubnikov and Eytan Cohen. These partnerships have contributed to the development of innovative solutions in varnish technology.

Conclusion

Kobi Cohen's contributions to varnish formulations and his collaborations with industry professionals highlight his role as an influential inventor. His work continues to impact the printing industry positively.