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Webinars
Best Practices for Building Ventilation Improvements and Efficiency

Best Practices for Building Ventilation Improvements and Efficiency Best Practices for Building Ventilation Improvements and Efficiency Presenter: Lawrence Yane, Sales Manager, Enerquin Find the PDF

Events
Empire State TAPPI/PIMA

Save the Date

Courses
Events
IDCON Reliability and Maintenance Conference

This conference is THE How-To Conference for Maintenance and Operations professionals in the processing industries.

Courses
Events
IDCON Shutdown Turnaround Optimization Program

TAPPI partnership with IDCON

Events
Tissue 202: Converting Operations Course

This training explores the converting processes of rolled products and how the quality and variability of tissue parent jumbo reels and soft rolls impact the runnability of these complex lines.

Courses
Events
2026 Yankee Dryer Safety and Reliability

Time: 9:30am - 12:30pm Virtual EST

News
The Great Pacific Northwest! Part 1 of 3

The Great Pacific Northwest! Part 1 of 3 Have you ever had one of those road trips that you were so excited about and so exhausted at the same time? Eric Fletty and I had one such trip the week after

News
Don’t overlook tissue converting

By Bruce Janda, Innovaspec The North American tissue business has become one of the most dynamic sectors in the paper industry. No one could have imagined 20 years ago that the number of tissue producing companies would be growing markedly today, instead of shrinking due to expected consolidation. The number of tissue operating companies has increased by 39 percent in the last ten years. The next two years will see the addition of more than 455,000 tpy of tissue capacity. We appear to be in the middle of an explosion of new tissue capacity additions as we continue to hear frequent announcements about new machines. This will require tissue makers to improve our game to remain relevant.

Journal articles
Magazine articles
Open Access
Rheological characterization of tack and viscoelasticity of compositions of crepe coating used in the Yankee dryer, TAPPI Journal November 2019

ABSTRACT: The vast majority of tissue production uses creping to achieve the required set of properties on the base sheet. The Yankee coating helps to develop the desired crepe that in turn determines properties such as bulk and softness. The adhesion of the sheet to the Yankee surface is a very important characteristic to consider in achieving the desired crepe. The coating mix usually consists of the adhesive, modifier, and release. A good combination of these components is essential to achieving the desired properties of the tissue or towel, which often are determined by trials on the machine that can be time consuming and lead to costly rejects. In this paper, five compo-sitions of an industrial Yankee coating adhesive, modifier, and release were examined rheologically. The weight ratio of the adhesive was kept constant at 30% in all five compositions and the modifier and release ratios were varied. The normal force and work done by the different compositions have been shown at various temperatures simulating that of the Yankee surface, and the oscillatory test was carried out to explain the linear and nonlinear viscoelastic characteristic of the optimal coating composition.