| abstract |
The invention discloses a novel visual color change indication deodorant. The deodorant mainly comprises 2,4-pentanedione, aldehyde and a drying agent in a mass ratio of (0.01-5):(0.01-5):(90-100). The deodorant reacts with a main odor component, namely water-ammonia dimer in high-humidity air to form a colored product while water is absorbed, so that the color change indication of odor is generated; and when the color of the deodorant is deepened, a user can be informed of timely replacing a fresh deodorant, and a deodorization effect is improved. |