The base material is used in oral medication applications
Calcium carbonate. The density for a calcium carbonate suspension in water is right on the money for what they’ve stated. They’re being so evasive because they haven’t patened it and likely can’t. They’re treating it like a trade secret because they can’t make it into IP.
Edit: yep, they use it in oil drilling, so they can’t patent it https://glossary.slb.com/en/terms/c/calcium_carbonate
Patenting chalk water solution is like patenting milk.
Oh look, I’ve made up a liquid consisting of suspended lipids, sugars, and proteins! Please detain these cows!
These corporations would try to patent any molecular arrangement that contains two oxygen atoms and call it a day and they’d fight a plant for it.