On November 17, 2023 message, according to announcement of bureau of national intellectual property, honorable terminal limited company obtains the name reachs its preparation method and electronic equipment “ for “ housing, make public date CN117082793A, patent application date is in November 2023.

Patent summary shows, this application supplies a kind of housing and its preparation method and electronic equipment, housing includes plastic layer, inorganic agent layer and paint film layer, cascade of inorganic agent layer the surface at plastic layer, cascade of paint film layer deviates from at inorganic agent layer a side of plastic layer; Among them, inorganic agent layer includes the first colophony, the 2nd colophony and silicon alkyl coupling agent, the first colophony all contains polar group with the 2nd colophony, the first colophony and element of the 2nd resinous are measured all ≥1 10 thousand, and hydroxide is worth the first resinous ≤20. This housing can present dumb light of copy positive pole or tall smooth result not only, return the cost that can reduce treatment to shape, reduce the handling time of treatment.