国家/地区 中国（22）
IPC部 C（22） B（2）
IPC大类 C08（22） C01（5）
IPC小类 C08G（22）
IPC C08J005/18（22）
发明人 JIN H（2） LI G（2） LIU J（2）
SU C（2）
公开年 2022（18） 2023（4）
申请年 2022（22）
专利权人 GUANGDONG HO.（2）

Preparing liquid crystal elastomer flexible device useful in field of wear-resistant device, micro-electro-mechanical system, and soft robot, comprises e.g. partially overlapping at least two self-healing liquid crystal elastomer, performing ultrasonic welding on overlapped portion under pressure.

LI M, ZHENG X, JI H

Preparing polyimide film comprises e.g. mixing film polyimides, thermally conductive fillers and solvents, uniformly dispersing to obtain mixed dispersion, and coating the dispersion on substrate, and synthesizing by polymerization.

NIU S, SUN X

Preparation of multi-layer film material used for battery applications, involves dispersing two-dimensional material in solvent, filtering, adding film material dispersion of two-dimensional material layer adjacent film layer on formed material layer, drying and stripping.

CHEN Y, HUANG X, WANG Y, QUAN B

Polycaprolactone doped with caprolactam, used for preparation of plastic bags and lunch boxes, is obtained by copolymerization of specific amounts of caprolactam and caprolactone, where Polycaprolactone has preset polymerization temperature, number average molecular weight and crystallinity.

WANG J, LIU J, HE W

Preparing boron-doped fluorinated polyimide film used in supercapacitor, involves obtaining polyimide by weighing certain amount of diamine, and four organic solvent and adding into mouth flask, stirring at normal temperature to diamine to dissolve, and weighing certain mass of dianhydride.

LI X

Preparing degradable polybutylene adipate terephthalate useful in preparing film products, comprises esterifying terephthalic acid, butanediol, catalyst and stabilizer with zinc oxide-graphene and esterifying adipic acid, butanediol, catalyst, and stabilizer and esterifying obtained prepolymers.

LIU W, RAO J

High barrier graphene composite polyimide film useful in mobile phone electronic product, chemical medical device, other fields, photoelectron and aviation field, comprises three-layer structure sequentially from top to bottom comprising polyimide film layer, graphene layer and polyimide film layer.

HUANG R, PAN D

Chain extender useful for degradable plastic e.g. light/oxidation/biodegradable plastic, comprises isocyanate, organic compound with hydroxyl group, catalyst, layered graphene carrier, accelerator, and zinc stearate.

YANG S, CHU A, CHEN J

Preparing high dielectric constant polyimide/three-dimensional graphene composite film comprises placing cleaned foam nickel into quartz boat, introducing nitrogen into chemical vapor deposition tubular furnace, and soaking foam nickel growing three-dimensional graphene in ferric chloride solution.

MA D, MU X, QI M

Preparing polyimide film with good thermal conductivity and thermal stability, comprises e.g. dispersing graphene oxide into N,N-dimethylacetamide, adding zinc salt, aminoimidazole and methylimidazole, heating and stirring for reaction, centrifuging, washing and freeze-drying.

JIN H, PANG C, XU B, SUN S