国家/地区 中国（14） 韩国（3） 美国（2） 世界知识产权组织（2）
IPC部 C（20）
IPC大类 C08（20）
IPC小类 C08K（20） C08L（14） C08J（7）
E04B（4） E04F（4） E04D（3）
E04G（3） E21B（3） B32B（2）
B82Y（2） C09D（2） C09J（2）
C09K（2） E01C（2） E04C（2）
IPC C08K003/22（20）
发明人 ALMOHSIN A（2） ALSHARAEH E（2） KRISHNAN M R（2）
公开年 2018（5） 2021（5） 2022（4） 2023（2）
申请年 2020（7）  2017（5）  2018（2）  2021（2）  2023（2） 
专利权人 SAUDI ARABIA.（2） UNIV ALFAISA.（2）

Preparing polymer-sand nanocomposite lost circulation material for forming barrier to overcome lost circulation in hydrocarbon wellbore, involves combining cross-linker solution and sand particles; combining hydrogel polymer, organic cross-linker and salt; and combining polymer hydrogel.

KRISHNAN M R, ALSHARAEH E, ALMOHSIN A

Inner filled heat-insulating aluminum alloy profile useful in aviation, aerospace, automobile, machinery manufacturing, ship, construction, and decoration, comprises first aluminum profile and second aluminum profile that cooperate with each other.

SHAO L, NI H, QIU M, TIAN Y, XU Y, LU J, CHEN M, ZHOU X, QIAO G, QIAO T

Anti-aging elastomer modified asphalt waterproof coiled material comprises tire base, modified asphalt layer and polyethylene terephthalate film.

LU Z, LIANG B, LIANG Z

Waterproofing structure useful for repairing cracks of rooftop, underground parking lot, toilet, brick-masonry wall, and floor, comprises e.g. identifying cracks in structure, and perforating injection holes in identified crack site.

KWON S

Forming a barrier to overcome lost circulation in a subterranean formation involves injecting a polymer-sand nanocomposite into one or more lost circulation zones in the subterranean formation, and polymer-sand nanocomposite comprising sand mixed with a polymer hydrogel.

KRISHNAN M R, ALSHARAEH E, ALMOHSIN A

Polyurea paint for interior and exterior of buildings comprises first agent comprising e.g. isocyanate group-terminated prepolymer prepared from aliphatic diisocyanate, and second agent comprising e.g. polyamine mixture.

HO M J, SEUNGGYEONG Y

Preparation of sealant used e.g. as steel rebar coating, involves mixing prepared graphene or reduced graphene oxide with biopolymer to obtain graphene oxide-biopolymer nanocomposite and adding porosity control agent to obtain sealant, which forms calcium carbonate/magnesium hydroxide nanoparticles.

SHIHABUDHEEN M M, NITHYADHARAN M, SONALI S, MALIYEKKAL S M, MOKKAIYAN N, SRIVASTAVA S

Composition used for forming antistatic rubber floor, comprises nitrile rubber, ethylene-(meth)acrylic acid copolymer, carboxylated graphene, metal hydroxide, vulcanization accelerator, flame retardant, and reinforcing filler.

LAN P, ZHANG B

Expandable polystyrene flame-retardant thermal insulation wall board comprises polystyrene, melamine, graphene powder, pullulan, magnesium sulfate solution, barium stearate, magnesium oxide, talc powder, and antioxidant.

LI C, PENG J, YU C

Repair materials containing acrylonitrile styrene acrylate film for exterior materials for house, comprises high weather-resistant repair film containing high weather-resistant acrylonitrile styrene acrylate film.

LIU Q