Decorative welding rod for surface coverings

A decorative welding rod to join elements of a decorative surface covering comprising unfused and coloured PVC-based particles having a first size and colour, said welding rod comprising a continuous matrix formed by a gelified plastisol-based composition comprising a PVC resin in a benzoate plasticizer, said continuous matrix having embedded therein unfused PVC-based particles having a second size and colour identical to the first size and colour of the unfused PVC-based particles used in the elements of the decorative surface.

A decorative welding rod to join elements of a decorative surface covering comprising unfused and coloured PVC-based particles, said welding rod comprising a continuous matrix formed by a gelified plastisol-based composition of a PVC resin in at least one plasticizer, said continuous matrix having suspended therein unfused and coloured PVC-based particles in an amount of between 12 % wt to 28 % wt with respect to said PVC resin of said gelified plastisol-based composition, wherein said at least one plasticizer comprises a benzoate plasticizer representing between 17 % wt and 34 % wt, of the total composition.