国家/地区 韩国（10）
IPC部 C（10）
IPC大类 C01（10）
IPC小类 C01B（10）
IPC C01B032/194（10）
发明人 KIM H Y（3） MI K H（3） KIM H（2）
KIM H K（2） KIM H M（2） KIM K S（2）
KIM S G（2） KIM S K（2） LEE G H（2）
LEE S M（2） SUNG K H（2）
公开年 2022（6） 2021（2）
申请年 2021（5）  2022（2） 
专利权人 KOREA ELECTR.（3）

Direct growth method of multilayer graphene through pressure heat treatment, comprises forming etch stop layer, forming metal catalyst layer, forming amorphous carbon layer and directly growing multilayer graphene on seed layer.

KIM H, KIM S K, MI K H, YOO C S, JOJINWOO, KIM H Y, JEONJUNHYUCK, YUNSUNGHO, SUNG K H, LEE S M

Performing low-temperature direct growth method of multilayer graphene for manufacturing pellicle for extreme ultraviolet lithography, involves forming etch stopper on substrate, and forming seed layer on etch stopper, where seed layer is selected from boron nitride, or boron carbon nitride.

KIM H Y, CHO J W, KIM H M, KIM S G, KIM H K, KIM H, MI K H, KIM S K

Manufacturing graphene thin film for pellicle material using ozone gas useful in semiconductor devices comprises forming graphene on the upper surface of substrate, exposing graphene layer to ozone, and heat-treating and etching.

LEE G H, KWON Y, WOOK Y B, MOON S I, MOON J, KIM K S, LEE S M

Manufacturing graphene wrinkles using three-dimensional structure patterning process comprises etching transition metal thin film to form three-dimensional pattern and inserting into chemical vapor deposition chamber to synthesize graphene.

KIM J, WIMALANANDA M D S, LEE J M

Producing nanosheet, used to produce reduced graphene oxide sheet, comprises e.g. spin-coating sheet with graphene oxide solution, setting area, and contacting basic material to patterning surface of patterned poly dimethylsiloxane stamp.

LEE J H

Pellicle film used in extreme UV lithography, comprises carbyne layer containing structure in which carbyne molecules are entangled by applying coating solution prepared by mixing carbyne molecules and solvent and drying.

CHOI J H, CHO S J, YU L, KIMCHUNG, SEO K, KIM K S, LEE S Y, MOON S Y, KIM C, SEO K W

Pellicle film used for preventing dust from adhering to photomask or reticle, comprises layers laminated to each other and/or layers provided with one or more openings.

TAKADA N, SEKI K, KODERA Y, SEKIGAZUNORI, YUTAKA G

Directly growing multilayer graphene used in a pellicle for extreme ultraviolet lithography, involves forming small-layer graphene on SiN substrate, forming metal catalyst layer on small-layer graphene, and forming an amorphous carbon layer.

KIMHYUNGKEUN, MI K H, KIM H Y, LEE G H, SUNG K H, KIM H M, KIM S G, KIM H K

Pellicle film for pellicle used as dust guard in photolithography during manufacture of e.g. semiconductor device, has main layer made of single crystal silicon, and graphene provided on both sides of main layer.

YANASE Y, YANASE M

Manufacturing graphene film involves preparing catalyst metal having at least surface on which graphene is formed, forming support layer on graphene, and isolating graphene and support layer from catalyst metal.

NA D, LEE E, YOON J, NA D H, LEE E K, YOON J H, LI Y