That's quick setting plastic cement.
5 seconds sound clip from Batman (1966) - True or False Face (S1E17) TV Series.
You can hear this line at 00:22:59 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, good heavens, no wonder I am starved. It's after lunch.
- Oh, Batman, would you get me a candy bar, please?
- Candy? Actually fresh fruit is much more helpful.
- Oh, but there's none here. And there is a candy machine.
- He's such a gentlemen, you both are. True cavaliers.
- That's quick setting plastic cement.
- Oh, yes, you're strong, but a bull elephant couldn't break these bonds.
- False Face, is this killing necessary?
- Absolutely. They must be disposed off.
- The express will be through here inside of five minutes, Batman. Inside of six, no more Batman.
- Fiend!
- False Face, you'll regret this! Eventually.
[...]