US 12,291,645 B1
Spraying liquid car cover film composition, spraying car cover film and preparation method for spraying car cover film
Shuisheng Cai, Guangdong (CN); Wenzhang Lv, Guangdong (CN); Laifu Yang, Guangdong (CN); Dejun Shi, Guangdong (CN); Jiang Wu, Guangdong (CN); Longhui Zhu, Guangdong (CN); and Jiacong Wei, Guangdong (CN)
Assigned to SHENZHEN FEIYANG PROTECH CORP., LTD, Guangdong (CN)
Filed by SHENZHEN FEIYANG PROTECH CORP., LTD, Guangdong (CN)
Filed on Dec. 23, 2024, as Appl. No. 18/991,890.
Claims priority of application No. 202410960301.2 (CN), filed on Jul. 17, 2024.
Int. Cl. C09D 175/12 (2006.01); C09D 7/65 (2018.01)
CPC C09D 175/12 (2013.01) [C09D 7/65 (2018.01)] 9 Claims
 
1. A spraying liquid car cover film composition, comprising component A and component B, wherein: the component A comprises the following raw materials in parts by weight: 10-40 parts of an isocyanate prepolymer and 1-10 parts of an isocyanate monomer; the component B comprises the following raw materials in parts by weight: 5-20 parts of an imine resin and 0-20 parts of a polyaspartate resin; the isocyanate prepolymer is at least one of an aliphatic isocyanate prepolymer or an alicyclic isocyanate elastic prepolymer; the isocyanate monomer is an alicyclic isocyanate monomer; the imine resin is at least one of an aliphatic imine resin or an alicyclic imine resin; the polyaspartate resin is at least one of an aliphatic polyaspartate resin or an alicyclic polyaspartate resin; and at least one of the isocyanate prepolymer, the imine resin or the polyaspartate resin comprises an alicyclic structure when the component A and the component B are used in combination.