2results about How to "Same polarity" patented technology

The application provides a polymethyl methacrylate product and a preparation method thereof. The preparation method of the polymethyl methacrylate product comprises the following steps: S1. mixing a resin matrix, a toughening agent, an antioxidant and a light stabilizer to obtain a mixture; the resin matrix comprises a polymethyl methacrylate resin; the toughening agent comprises a core-shell structure toughening agent and a polyester-based toughening agent; the core-shell structure toughening agent comprises a core and a shell layer; the core comprises polybutyl acrylate, and the shell layer comprises polymethyl methacrylate; S2. melt blending, extruding and granulating the mixture, and drying, injection molding, cooling and annealing. In the application, the core-shell structure toughening agent and the polyester-based toughening agent can synergistically improve the toughening effect.

The utility model discloses a food processor, including cup body and can cover on cup lid of cup body, wherein, the cup body is provided with magnetic trigger switch, the cup lid is provided with a first magnet, when the cup lid covers on the cup body, the first magnet acts on the magnetic trigger switch, and the magnetic trigger switch is closed. Through setting magnetic trigger switch on cup body, the cup lid is provided with first magnet, thereby bring at least following beneficial effect: through magnetic force drive, cup body can be completely sealed in the position of setting magnetic trigger switch, need not expose to outside, further put an end to the security risk of water inlet.