国家/地区 中国（3）
IPC部 C（3）
IPC大类 C08（3）
IPC小类 C08J（3）
IPC C08J009/12（2） C08J009/14（2） C08L003/02（2）
C08L067/04（2） C08L097/02（2）
发明人 HAN C（3）
公开年 2022（2）
申请年 2022（3）
专利权人 TIANJIN BAIS.（2）

Preparing piezoelectric polymer-based foam comprises e.g. uniformly mixing piezoelectric polymer pellets with piezoelectric ceramics, modifier, and solvent to form a mixed solution, placing mixed solution in mold for directional freezing, and placing molded sample in strong polar solvent.

ZHAO H, HAN C, HE L

Degradable polylactic acid foaming material comprises poly (butylene terephthalate), polylactic acids, composite plant fiber having starch components and fiber components, foaming agent, chain extender, nucleating agent and peroxide cross-linking agent, where fiber is doped with montmorillonite.

HAN X, ZHANG T, HU J, HAN C, DAI Q

Recyclable water-soluble degradable foam material comprises polylactic acid, modifier, cosolvent, mixed cellulose contains modified starch and cellulose, foaming agent, solubilizer, where the modifier is polyvinyl alcohol which form hydrogen bonds with carbon groups in polylactic acid molecules.

HAN X, ZHANG T, HU J, HAN C, DAI Q