Polyester glycol FX-9207 (no cashew nut shell oil, food contactable) - 广州昊毅新材料科技股份有限公司

Cashew Nut Shell Oil Diol

Polyester glycol FX-9207 (no cashew nut shell oil, food contactable)

                                            

 

 

performance

Numerical value

Polyol Type

Polyester glycol (without cashew nut shell oil)

Viscosity, (cps) @ 25 °C

waxy solid

Hydroxyl value (mg KOH/g)

120-145

Moisture, %

<0.05

Color (Ghanaian Law)

light yellow solid

Calculated biological content

-

Gel time with polymerized MDI (min)

-

Recommended Applications

prepolymer

 

  Product Positioning:

①Light color

②Small smell

③ Can come into contact with food

④Best mechanical properties

⑤Good hydrolytic stability

⑥ Better prepolymer stability at room temperature and high temperature

 

  Applications:

①1K and 2K polyurethane adhesives and sealants

②Thermoplastic polyurethane (TPU)

③Polyurethane dispersion (PUD)

④Polyurethane reactive hot melt adhesive

⑤Polyurethane prepolymer, adhesive, co-reactant

⑥ foam, soft foam

 

 compatibility:

performance

FX-9207

PPG 1000

100% Compatible

PPG 2000

100% Compatible

Poly BD

incompatible

EVA

incompatible

Tackifier

(Wingtack 10)

incompatible

Tackifier 

(Indopol H300)

incompatible

 

  Reactivity: 

FX-9207

Isocyanate

Gel time @ 25 °C 

PMDI

solid 

 

  Guidelines for making stable prepolymers from glycols:

prepolymer synthesis

FX-9207

Isocyanate Type

Suitable for any isocyanate

Parts of isocyanate

unlimited

Catalyst for Prepolymer Reaction

unlimited

Remark

Recommended prepolymer synthesis

 

  Thermal stability: prepolymer

Cashew Nut Shell Oil Diol: 3% NCO Prepolymer (Pure MDI)

RT

80 ºC

120 ºC

FX-9207

>6 month

ok for 48hr

Peeling after 24 hours

 

Recommendations to improve thermal stability:

①No catalyst

② Benzoyl chloride as stabilizer

③Nitrogen protection

 

 Prepolymer (NCO7%):

7% NCO prepolymer

Prepolymer Viscosity

(cps at 25°C)

Tensile strength (MPa)

Elongation(%)

Modulus (MPa)

Shore A hardness

FX-9207

97400

26.8

302

43.5

91

 

  Viscosity:

Diols

Viscosity (cps, @ 25 °C)

Viscosity (cps, @ 40 °C)

FX-9207

solid

261

 

 Mechanical properties and stability: 

Glycol (7% NCO prepolymer)

Hardness (Shore A)

Tensile strength (MPa)

Elongation(%)

FX-9207

91

26.8

302

 

  2K Polyurethane Properties:

Diols

Sandblasted steel lap shear strength, MPa

Tensile Strength

(40°C/114hr cure),

MPa

Elongation at break (40°C/

114hr cure), %

Tg (40°C/4hr+80°C/

2hr+120°C/4hr), °C

FX-9207

1.31

-

-

-31

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