Multilayer polypropylene ultra-wave spot welding filter material

• Main Author: PAN DAWEI
• Format: Patent
• Language: Chinese; English
• Published: 26.11.2021
• Subjects: LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model provides a multilayer polypropylene ultrasonic wave spot welding filter material. The multilayer polypropylene ultrasonic wave spot welding filter material comprises a material assembly, a compression roller and at least one group of ultrasonic machine heads, wherein the compression roller is positioned on the material assembly and is used for pressing the material assembly; and the ultrasonic machine heads are positioned above the compression roller and are used for carrying out spot welding forming on the material assembly. The multilayer polypropylene ultrasonic wave spot welding filter material is formed through multilayer spot welding, no external component is used, the structure of a material combination body is guaranteed, the ultrasonic welding area is controlled to the maximum extent through the spot welding technology, the physical structure of the material combination body is hardly damaged, the pollutant containing amount and precision of the material combination body are kept, a