| abstract |
The embodiment of the invention discloses a kind of power battery pack prepregs and preparation method thereof.A kind of pre- impregnation is epoxy resin and saturated polyester resin composition, and the raw material of preparation include: epoxy resin, saturated polyester resin, latent curing agent, fire retardant, promotor and solvent；Wherein, fire retardant is selected from one of phosphorus flame retardant, phosphorus-nitrogen containing flame retardant, inorganic fire retardants or a variety of, and solvent is selected from one of acetone, ethyl acetate, methyl acetate, butyl acetate, butanone, toluene, dimethylbenzene or a variety of.By the above-mentioned means, the pre- impregnation epoxy resin and saturated polyester resin composition of the embodiment of the present invention are suitble to the coating method of smooth roll and comma scraper, and storage cycle is longer under room temperature. |