国家/地区 中国（7）
IPC部 B（7） C（3）
IPC大类 B29（7） B32（7） B65（2）
C08（2）
IPC小类 B29D（7）
IPC B32B027/36（7）
发明人
公开年 2021（5） 2022（2）
申请年 2021（7）
专利权人

Processing technology of medicinal composite film based on temperature-sensitive technology comprises e.g. coating adhesive on one side of polyester film layer to form first adhesive layer, compounding polyvinylidene chloride film layer with first adhesive layer, and curing.

ZHOU S, ZHANG C, GU S

Dry composite paper plastic zipper packaging bag comprises bag body and zipper provided on bag body, and bag body made of composite film, composite film sequentially includes e.g. biaxially oriented polypropylene layer, first adhesive layer, kraft paper layer, second adhesive layer.

HUANG Y

Flame-retardant acrylic composite board comprises acrylic substrate board and flame retardant polyethylene terephthalate film.

HUANG F, CHEN P, SONG Z, PAN J, ZHANG X

Preparing piezoelectric film useful in e.g. pressure-sensitive film sensor comprises dispersing conductive nanoparticles, elastic polymer in solvent, heating into molten state, extruding according to blow molding process, pressing ring-shaped film material into film and carrying out roll pressing.

GAO J, KUANG Z

Safety heating film useful for inhibiting displacement current, comprises positive and negative aluminum plated insulating layer, adhesive layer, current carrying strip, silver paste conductive silver paste, graphene conductive paste and base layer.

HUANG S, XIA Y, HUANG X

Co-extrusion type antibacterial function non-primed matting film comprises film body, where film body comprises antibacterial agent layer, matting layer, antistatic layer, support layer, adhesive layer and anti-blocking agent layer.

YANG D

Guided tissue regeneration film comprises film body, which is formed by stacking and thermally processing multiple layers of as-cast films, where as-cast films being composited by thermoplastic degradable polymers and active fillers.

BAI J, WANG X, ZHENG Y, PAN Y, WENDOURIGA, XUE F, CHENG Z