It's possible to join ABS to PVC, but it's only supposed to be done with a mechanical coupling, not glued. If you just came here for the answer, you can stop reading... but I think you want the whole ...
Plastics News is showing changes in pricing for PVC, solid polystyrene, polycarbonate, nylons 6 and 6/6, and ABS resins. Low demand sent North American prices for PVC and solid polystyrene resins down ...