Share several commonly used plastic modification formulas

Author:Janton company Date:2024.02.26 Views:109

01 Universal Thermoplastic Reinforcement Formula


Formula 1 (High performance glass fiber reinforced PP):


Homopolymer PP (F401) 54%


GF 30%


Coupling agent K-550 0.5%


PP-g-MAH 5%


POE-g-MAH 10%


Lubricant 0.5%


Processing conditions:


(1) Extrusion granulation temperature: 180-230 ° C; Screw speed 320r/min


(2) Injection molding temperature: 190~210 ° C


Formula 2 (GF/LCD composite reinforced PP):


PP 70%


TLCP 50%


GF 3%


Note:


GF length<4mm, treated with bismaleimide, TLCP thermally induced solution polymer, co ester of p-hydroxybenzoic acid (PHB) and PET (60/40).


Related performance:


Tensile strength 51.3MPa; The tensile modulus is 1.59GPa.


Formula 3 (Glass Fiber Reinforced PP):


PP 51%


LDPE 5%


Glass fiber (5mm) 40%


Maleic anhydride PP 4%


Related performance:


Tensile strength/MPa 97


Bending modulus of elasticity/GPa 7.44


Impact strength/(J/m2) 138.8


Formula 4 (Glass Fiber Reinforced PVC):


PVC 10


Thiol based dibutylene 3


Surface coated with fiberglass 30


HSt 0.5


Processing conditions:


After thoroughly mixing the components in this formula, they are extruded into a finished product.


Formula 5 (Glass Fiber Reinforced PVC):


PP 100


Fatty acid 1


Dibasic lead sulfate 3


CaSt 0.3


Fatty acid ester 2


Glass fiber (2-4mm) 30


02 Engineering plastic reinforcement formula


Formula 1 (Flame retardant glass fiber reinforced PA6 impeller):


Short fiberglass reinforced PA6 (including 30% fiberglass) 91%


Melamine 4%


Sb2O3 5%


Formula 2 (anti-static glass fiber reinforced PA6 impeller):


Short fiberglass reinforced PA6 (including 30% fiberglass) 94%


Short carbon fiber 4.5%


Conductive carbon black 0.5%


Formula 3 (Anti static Glass Fiber Reinforced PA6 Impeller):


PA6 40-55


Flame retardants 15-25


Toughening agents 5-8


Antistatic agents 5-8


Fiberglass 25-30


03 Thermosetting plastic reinforcement formula


Formula 1 (reinforced PF for chemical anti-corrosion pipelines):


Epoxy modified PF 100


Wet asbestos 8


Blue Stone Cotton 152


Formula 2 (epoxy fiberglass):


Epoxy resin (E-44) 100


Ethylenediamine (65%) 6-8


Dibutyl phthalate 10-15


Filler 30-40


Triphenyl phosphite 5


Acetone (or anhydrous ethanol) 10-15


Formula 3 (epoxy furan fiberglass):


Epoxy resin (E-44) 30


Furan resin 70


Triphenyl phosphite vinegar 10


Phthalate dibutyl acetate 10


Fillers (rock powder, graphite powder, quartz powder) 30


Ethylenediamine 6-8


Acetone (or ethanol) 10-15


Processing conditions:


Heat curing, generally 80~90 ℃ x 4 hours


Formula 4 (771 unsaturated polyester glass):


771 unsaturated polyester 100


Cobalt naphthenate or cobalt naphthenate 3-4 in winter and 0.5-1 in summer


Peroxycyclohexanone 1


04 Other plastic reinforcement formulas


Formula 1 (GF enhanced RJM-PU):


Liquefied MDF 63 modified with carbodiimide


PAPI 10


Blocked polyether glycol 100


Dibutylene dilaurate 0.25


Butanediol 20


Fiberglass 30


Formula 2 (fiberglass reinforced PVDC shaped component assembly):


PVDC 25


VC, VDC 25


Fiberglass 50


Colorant 12