国家/地区 中国（5）
IPC部 C（6）
IPC大类 C08（6）
IPC小类 C08G（6）
IPC C08G018/75（6）
发明人
公开年 2021（6）
申请年 2020（3）  2021（3） 
专利权人

Preparation of waterproof coating includes heating hydroxyl terminated polylactic acid, adding dibenzoyl peroxide and nano graphene oxide to obtain graphene grafted polylactic acid and mixing graphene grafted polylactic acid and polyurethane prepolymer to obtain polyurethane composite emulsion.

YANG C

Coating comprises e.g. polyurethane emulsion prepared by using aminoporphyrin grafted titanium dioxide as chain extender, antifoaming agent, film-forming auxiliary agent, flatting agent, dispersant, wetting agent, and water.

LIU X, LIU C, CHEN Y, WANG W

Polyurethane composition used in polyurethane elastomer, comprises polyisocyanate component comprising isocyanate-terminated prepolymer obtained from reaction of polyol with 1,4-bis(isocyanatomethyl cyclohexane), or mixture of 1,4-bis(isocyanatomethyl cyclohexane), and isocyanate-reactive component.

SONG N

Polyurea elastomer comprises isocyanate-terminated polymer containing unsaturated bonds, amino compound, initiator, accelerator and filling.

LI B, LIU T, GUO T, YANG X, CHEN X, ZHANG Y, BAO F, ZHAO H

Environmentally friendly water-based paint comprises polyurethane-acrylate complex emulsion, silicone modified polyurethane emulsion, water, co-solvent, defoamer, wetting agent , leveling agent, and photocatalyst.

ZHANG J, YE S, WANG Y

Preparing graphene-modified bio-based aqueous polyurethane used in coatings, involves adding polypropylene glycol and graphene, stirring and adding biomass liquid.

LI Y