国家/地区 中国（3）
IPC部 C（3）
IPC大类 C08（3） C09（2）
IPC小类 C08J（3）
IPC C08L027/16（3）
发明人 ZHANG C（3）
公开年 2021（2）
申请年 2021（2） 
专利权人

Preparing polyvinylidene fluoride piezoelectric film casting having ultra-thin thickness useful in the technical field of preparing piezoelectric film casting, comprises e.g. adding calcium titanate, performing surface hydrophilic treatment, stretching, cutting and sending to polarization process.

WEI S, LIU Y, ZHANG C, GUAN T

Preparing high-performance three dimensional printed piezoelectric piece, comprises preparing polymer and ceramic materials into polymer/ceramic piezoelectric composite powder, coating and performing selective laser sintering.

CHEN N, CHEN F, WANG Q, LI Y, ZHANG C, ZHANG X

Micro-foamed polyamide magnetic plastic used for e.g. automotive application, comprises polyamide resin, carbon dioxide affinity additive, phenolic hydroxyl resin, filler, compatibilizer, nucleating agent, and foaming agent.

LI S, JIANG T, ZHU N, ZENG X, SHEN C, HE L, GONG W, ZHANG C