Diaphragm for miniature sound generating device and miniature sound generating device

摘要

The present invention discloses a diaphragm for a miniature sound generating device and a miniature sound generating device. The diaphragm for the miniature sound generating device is made of a polyacrylate copolymer, the polyacrylate copolymer includes an “ethylene-acrylate copolymer”, and among the polyacrylate copolymer, a polyethylene block and a polyacrylate block The mass ratio of is 0.05-10, the polyacrylate copolymer is mixed with a crosslinking agent, and the crosslinking agent includes a peroxide crosslinking agent and a co-crosslinking agent.The diaphragm provided by the present invention has better acoustic performance.