国家/地区 巴西（36）
IPC部 C（27） B（16） H（13）
A（6） D（4） G（4）
F（2）
IPC大类 H01（12） C01（11） C08（8）
B01（6） B29（6） A61（4）
B32（4） B82（4） C25（4）
G01（4） C09（3） C12（3）
A41（2） C02（2） C10（2）
IPC小类 C01B（10） H01M（8） B29C（6）
B01J（5） C08L（5） A61B（4）
B32B（4） B82Y（4） C08G（4）
C08K（4） G01N（4） B01D（3）
C25B（3） H01L（3） A41D（2）
IPC H01M004/04（5） H01M004/36（5） C01B032/184（4）
C01B032/198（4） C08K003/04（4） H01M004/02（4）
H01M004/38（4） H01M004/62（4） B32B027/36（3）
B82Y030/00（3） C01B032/182（3） C01B032/194（3）
C25B001/00（3） H01M004/134（3） H01M004/58（3）
发明人 ALMEIDA BEZERRA W B（3） NASCIMENTO L F C（3） NEVES MONTEIRO S（3）
OLIVEIRA COSTA U（3） SANTOS DA LUZ F（3） PEREIRA A C（2）
公开年 2021（36）
申请年 2020（36）
专利权人 ALMEIDA B W .（3） NASCIMENTO L.（3） NEVES M S（3） OLIVEIRA C U（3）
SANTOS D L F（3） PEREIRA A C（2）

Sensors used for detecting ethanol and methanol vapors, comprises active layer comprising aqueous conductive inks containing poly(3,4-ethylenedioxythiophene), poly(3,4-ethylenedioxythiophene)-graphene oxide, or poly(3,4-ethylenedioxythiophene)-poly(styrene sulfonate)-graphene oxide.

NEVES M F F, ALVES L S M, DAMASCENO J P V, JUNIOR O D L, ZARBIN A J G, ROMAN L S

Production of graphene oxide from biochar of grape seed used for manufacturing product for e.g. nanoelectronic, sensor and supercapacitor, involves performing pyrolysis of biomass from plant source, and performing thermal decomposition of biomass in the absence of oxygen, at high temperature.

ALMEIDA L C D, ANDRADE E L O, FRICKS A T, FREITAS L D S, SUSSUCHI E M, MONTEIRO M D S, SOUZA R L D, PEREIRA M M, LIMA A S, SOARES C M F

Formation of filaments for three-dimensional printers used in additive manufacturing equipment, involves mixing carbon nanomaterials and polymer, fractionating, cooling obtained product in water, winding filaments and controlling diameter.

SANTOS M P, BOTREL P C M G, SILVA G G, MELLO I P D, CAMPOS B M, SANTOS B F, FELISBERTO M D V, CASTRO B F A D

Manufacture of three-dimensional structure based on graphene e.g. graphene aerogel, involves using composition containing three-dimensional structure containing carbon atoms, carbon-based hydrogel and carbon-based aerogel.

JAURIS C F D M, LEAO M B, BORDIN J R

Ultra-resistant mask has transparent display that is provided, when helmet is not transparent and regulator cord that is provided to better secure opening of protective helmet on neck.

SOUZA I R D

Mask-based testing system useful for detecting biomarker received from lungs and airways of test subject, comprises exhaled breath condensate collector for converting breath vapor received from lungs, biosensor, and electronic circuit fixed to outside of mask for receiving test signal.

DANIELS J J, JAY D J

Device for facial harmonization and intraoral and extraoral muscle work with magnets and electromagnets, comprises intraoral and extraoral muscles work with electromagnets by muscle activation during use in static position.

MENEZES N C, DE ALBUQUERQUE L T, ZANDONADI A F

Ultra-wideband circulator for terahertz region based on graphene, has cross-sectional structure formed by three layers and comprised with layers of graphene, silica and silicon, and planes formed with central region.

DMITRIEV V, MATOS DA SILVA S L, CASTRO W O P

Polymonic configuration of coils for electronic or mechanical switching control of resonant electromagnetic engines with stator without iron core comprises two or more segments, for resonant current motors.

DA ROCHA KEPPE N, SOOS C C, FRASCARI A

Composite material used in production of composite plate and used as layer in multilayer shielding of ballistic armor system for protection against firing of rifle, is based on epoxy resin functionalized with graphene oxide.

OLIVEIRA COSTA U, ALMEIDA BEZERRA W B, NASCIMENTO L F C, NEVES MONTEIRO S, SANTOS DA LUZ F, PEREIRA A C