Definitely a painful event. May I suggest you locate a plastics shop. There are many who fabricate display items like racks and such for retailers. They use acrylic and the appropriate cement daily. They know about capillary action and the best glue

I closed my hangar door on my windscreen and bought a lexan sheet but have not used it yet. A 4x8 sheet will make two windscreens. I will probably need to do it twice. best of luck to you