Spray adhesive can be purchased from general home ware stores such as Home Depot, DIY shops such as ScrewFix, or any local craft stores. It can also be purchased online on websites such as Amazon.
Adhesive is sold all over the place, at craft stores, building supply stores and at major department stores.
There many industries who produce industrial adhesive but i suggest you use the Pidilite industrial adhesive there quality is good as compared to others and you can easily find their products
There are many different kinds of adhesive tape. You would have to name one to find out what it is made of.
You can find a good deal on wholesale adhesive tape through dollardays.com for a good price.
The best place to find some adhesive tape would probably be you local supermarket. You could also find it in your local stationers, hardware store or on various sites such as amazon or ebay.
nailtreasures.com
You have to know the adhesive AND the ceiling construction really well to do that. I much prefer to find a joist or rafter with a studfinder, then put a hook into the wood to hang anything from a ceiling. - You wouldn't want adhesive failing and dropping something .
adhesive
Adhesive labels are greatly used in areas like retail for labelling stockroom shelves, etc and a lot of people can benefit and find their own uses for them.
Google "pressure sensitive adhesives". Or go to the library and find a book on adhesives.
"Pot life" is how long an adhesive can stay in a glue pot before it starts to set up, and it differs from adhesive to adhesive.
Go to a store like Staples, Office Depot, Michaels - They have hundreds of kinds of self adhesive notes and will be able to tell you who makes them.
tape coated with adhesive