NISSHINBO


CARBODILITE

Crosslinking agent for Waterborne Resins

CARBODILITE Waterborne crosslinking agents are low-toxic, highly reactive crosslinking agents that react with carboxyl group. They can be cured at room temperature or higher if faster reaction is desired.

Crosslinking agent for Waterborne Resins

Characteristics

  • Crosslinking agent for Waterborne Resins*, paints, inks, adhesives and coatings
  • High safety and the use of environmentally friendly technology
    • (1) Non or Low Toxic & Safety (Non or Low skin irritant, Negative: Ames test)
    • (2) Environmentally Friendly (VOC free)
    • (3) Great Reactivity with Carboxylic Acid
    • (4) Long Pot-Life
    • (5) Easy of use (No premix, etc.)
    • (6) Adhesion improvement
    • (7) Excellent anti-hydrolysis property

*Compatible to waterborne acrylic resins, acrylic emulsions, polyurethane dispersions, water dispersed polyester, etc.

Properties

  • There are water solution type and emulsion type in CARBODILITE series
Grade V-02 V-02-L2 SV-02 V-04 V-10 E-02
Appearance Water Solution Emulsion/ Dispersion
(Surfactant-free)
Solid content 40%
Co-Solvent None (60% Deionized-water)
pH 9~12 8~11 8~11 6~9 9~12 8~11
Viscosity (mPa·s)* 100 70 100 140 100 10
– NCN –
Equivalent**
590 385 430 335 410 445
Position Standard High-NCN High Crosslinking density Anti-hydrolysis & Adhesion Fast cure Long potlife
Acute dermal
irritation
Non Irritant Slightly Irritant
Acute oral
toxicity (LD50) (Rat)
>2000mg/kg - -
Acute dermal
toxicity (LD50) (Rat)
>2000mg/kg - -
Germ cell
mutagenicity
(Ames test)
Negative

*Evaluated at 68°F/20°C (Standard Value)
**Carbodiimide equivalent shows chemical formula weight for 1 mole of carbodiimide group (Standard Value)

We have any grade to use for various ways.
If you hesitate about the choice of the grade, please contact us.
We suggest the most suitable grade and formulation.

Application Effects

You can add high performance to your resin with our CARBODILITE.
Common properties are,

  • Water / Chemical Resistance
  • Adhesion
  • Excellent Flexibility
  • Anti-Hydrolysis Property
  • Auxiliary For Dispersing etc.

We believe that CARBODILITE solves your problem.

  • Good Solvent Resistance

    Resin Commercial PUD (Metal/Plastic coating)
    Crosslinking agent
    (Solid content)
    CARBODILITE (SV-02, V-02-L2, E-02) 6%, Aziridine 6%, Isocyanate 23%
    Coating
    Substrate :
    Aluminum plate
    Cure :
    212°F/100°C × 10min + R/T × 1day
    Test method Double Rubbing Test
    MEK (Methyl Ethyl Ketone) double rubbing (with crock meter : 900g)
    Rubbed and checked coating appearance visually (break away)

    CARBO DILITE improved the solvent resistance of Resins.
    CARBODILITE improved the solvent resistance of Resins.

  • Good Alkali Resistance

    Resin Commercial Acrylic emulsion (Ink)
    Crosslinking agent
    (Solid content)
    CARBODILITE (SV-02, V-02-L2, E-02) 4%, Aziridine 4%, Isocyanate 16%
    Coating
    Substrate :
    Aluminum plate
    Cure :
    212°F/100°C × 10min + R/T × 1day
    Test method cotton ball

    Spot Test
    Soak the test substance with a cotton ball and apply to the test panel for 1 hour
    Score : 10 no damage >>> 1 severe damage
    Chemical : Ammonia (1.4%)

    CARBODILITE improved the alkali resistance of Resins.
    CARBODILITE improved the alkali resistance of Resins.

  • Good Chemical resistance

    Resin Commercial PUD (Metal coating)
    Crosslinking agent
    (Solid content)
    CARBODILITE (V-02-L2, E-02) 6%, Aziridine 6%
    Coating
    Substrate :
    Aluminum plate
    Cure :
    320°F/160°C × 10sec + R/T × 1day
    Test method cotton ball

    Spot Test
    Soak the test substance with a cotton ball and apply to the test panel for 1 hour
    Score : 10 no damage >>> 1 severe damage

    CARBODILITE reacted at high temperature, short time.

    CARBODILITE reacted at high temperature, short time.

  • Good Adhesion

    Resin Commercial Acrylic emulsion (Ink)
    Crosslinking agent
    (Solid content)
    CARBODILITE (SV-02, V-02-L2, E-02) 8%, Aziridine 8%, Isocyanate 16%
    Coating
    Substrate :
    OPP film
    Cure :
    140°F/60°C × 5sec + R/T × 3days
    Test method Measuring Adhesion by Tape Test
    #Tape : Permacel#99

    Cross-cut test
    Cross-cut test
    CARBODILITE improved the adhesion of the coating to substrate.

  • Pot-Life : Long Pot-Life

    Resin Commercial PUD (Paint)
    Crosslinking agent
    (Solid content)
    CARBODILITE (SV-02, E-02) 6%, Isocyanate 23%
    Keeping temperature 104°F/40°C
    Coating
    Substrate :
    Aluminum plate
    Cure :
    212°F/100°C × 10min + R/T × 1day
    Test method Double Rubbing Test
    MEK (Methyl Ethyl Ketone) double rubbing (with crock meter : 900g)
    Rubbed and checked coating appearance visually (break away)

    CARBODILITE had a long pot-life.
    CARBODILITE had a long pot-life.

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Application Examples

  • Automotive Interior/Exterior Coating
  • Floor Coating (Wood, Concrete etc.)
  • Coil Coating (Pre-coated metal etc.)
  • Leather Coating
  • Synthetic Leather
  • Adhesive
  • Architectural Exterior Paint
  • Ink, Over Print Varnish
  • Film Coating
  • Textile Printing
  • Glass Fiber Binder
  • Other General Waterborne Resins

Reaction of Carbodiimide

Carbodiimide group of CARBODILITE reacts with Carboxyl group as shown below.

Reaction of Carbodiimide

For more fast reaction, you can.

Carbodiimide group of CARBODILITE reacts with Carboxyl group as shown below.

* Excess amount of free ammonia will inhibit the proper reaction.
** 5 to 7 days will be recommended to get full cure in room temperature.

Regulation (Update Nov.2014)

TSCA (USA) Registered
REACH (EU) Polymer*
KECI (KOREA) Registered
IECSC (CHINA) Registered
ECN (TAIWAN) Registered
ENCS (JAPAN) Registered

* All raw materials are registered or pre-registered.

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Product & Service Info