2-Component polyurethane adhesive ship industry Kestopur PL 240/10 2-Component polyurethane adhesive ship industry Kestopur PL 240/15 2-Component polyurethane adhesive ship industry Kestopur PL 250/20 2-Component polyurethane adhesive ship industry Kestopur PL 250/60 2-Component polyurethane adhesive ship industry