国家/地区 中国（11） 美国（3）
IPC部 C（13）
IPC大类 C08（13）
IPC小类 C08B（13）
IPC C08L005/08（13）
发明人 WANG X（2）
公开年 2014（3） 2018（2） 2019（2） 2022（2）
申请年 2013（2）  2014（2）  2019（2）  2021（2）  2022（2） 
专利权人

Halogen-free flame-retardant thermoplastic polyurethane comprises thermoplastic polyurethane elastomer, phosphorus-based halogen-free flame retardant, modified chitosan, modified polyester fiber, lubricant including pentaerythritol ester, tris (butoxyethyl) phosphate, and polyurethane prepolymer.

PAN C, CHEN S

Preparing high polymer material useful in daily chemical bottle, comprises e.g. dissolving guar gum in 1-allyl-3-methyl imidazole chloride to prepare transparent solution, heating, adding tert-butyl acetoacetate and obtaining polysaccharide-based polymer and obtaining chitosan-camphor Schiff base.

WEI C

Preparing sulfonated graphene oxide-chitosan composite material useful in antibacterial agent, comprises mixing formamide and chlorosulfonic acid, carrying out reaction, uniformly dispersing, washing and suction filtering, subjecting to dialysis treatment and freeze-drying.

YANG Y, CHENG C, WANG X, LU L, ZHANG W, HOU W

Increasing cellulose crystal size by providing mixture of solvent comprising ionic compound and composition comprising cellulose and coagulating mixture with composition comprising hydrogen peroxide and increasing cellulose crystal size.

VERRILL D, LOVE S, HU X, SALAS D L C D

Graphene oxide/chitooligosaccharide composite crosslinked gel prepared by e.g. dissolving chitosan in water, adding epichlorohydrin, adding graphene oxide in water, then adding into bis-primary amine, adding condensing agent and stirring.

ZHANG H, MEI J, LI Z

Intumescent flame retardant comprises chitosan salt, and binary hybrid nanoparticle zeolitic imidazolate framework-8 doped graphene oxide, and chitosan salt is prepared by reacting 2-carboxyethylphenylphosphinic acid with chitosan.

WANG X, WANG K, ZHANG M, DING X, WANG M, ZHAN Y

Bio-engineering plastic comprises chitosan-fluorenone polycondensate, polyhydroxy fatty acid ester, biomass-based graphene, and silane coupling agent.

DONG T, QIN Y

Preparing carboxymethyl chitosan/graphene oxide composite hydrogel comprises e.g. mixing carboxymethyl chitosan and graphene oxide aqueous solutions, 4,4'-dimethyltriphenylmethane-2,2',5,5'-tetraisocyanate, ultrasonicating and reacting.

HUANG L

Preparation of graphene oxide-chitosan composite material used for treating polluted waters involves dissolving chitosan in acetic acid solution, ultrasonic treating, adding sodium periodate, reacting, and washing with deionized water.

ZHAO B

Hybrid nanomaterial useful in antimicrobial composition that is used e.g. to treat or prevent bacterial or fungal infection, comprises graphene oxide nanomaterial covalently conjugated to cationic quaternized chitosan.

CHAN B E M, LI P, CHEN M