17 May 2022 ptn1 Become a Sponsor-Friend of PTN Become a Sponsor/Friend of PTN If you become a PTN Sponsor/Friend your group members will get a discount of 10% on all PTN activities till the end of 2023! RPK - Coating Technology - Dutch Polymer Days Yes, I like as University Research Group to become a Sponsor/Friend € 1.000 Yes, as Business Unit of my company, I like to become a PTN Sponsor/Friend for € 2.500 See all Sponsors/Friends of PTN