国家/地区 中国（6）
IPC部 C（6）
IPC大类 C08（6）
IPC小类 C08L（6）
IPC C08L079/08（6）
发明人 LI Y（6）
公开年 2021（5）
申请年 2021（6）
专利权人 CHINA TOBACC.（2）

Polyimide/inorganic material composite aerogel thermal insulation layer used for smoking utensil, is prepared by using inorganic material, polyimide ungelled organic solution, and organic dispersion solvent as raw materials, uniformly dispersing, mixing, pouring to mold to gel, curing, and drying.

LI Y, ZHAN X, TONG Z, ZHANG Q, XIAO W, CHU G, ZHOU G, JIANG J

Crosslinked polyimide-based composite thermal insulation aerogel comprises polyimide aerogel having imide repeating units as material framework, and inorganic substance as reinforcing material filled in the pores of the polyimide aerogel.

LI Y, ZHAN X, TONG Z, ZHANG Q, CHU G, XIAO W, ZHOU G, WANG J

Preparing wave absorbing bismaleimide resin comprises mixing bismaleimide resin, epoxy resin and absorbent in internal mixer, refining, absorbing bismaleimide resin, introducing curing agent and curing at different temperature stage.

LI M, LI Y, LIU P, GONG Y, LV T

Preparing co-cured wave-absorbing composite material comprises paving one layer of first prepreg on forming mold, pre-compacting, paving one layer of second prepreg, covering one layer of absorbing adhesive film on the composite material substrate, covering one layer of third prepreg and curing.

GONG Y, YAN L, LI M, LV T, LI Y

Conductive composite film useful for flexible and transparent detection comprises flexible substrate e.g. polyethylene terephthalate layer, and composite conductive layer e.g. nano silver wire and poly(3,4-ethylenedioxythiophene).

LI Y, LIU L, ZHOU J

Preparing heat dissipation film based on large-diameter graphene oxide comprises e.g. stirring modified graphene oxide, modified boron nitride, modified carbon nanotube and solvent into reactor, reacting and casting polycondensate into film.

CUI J, XU P, LI Y, ZHANG B