New Products

Flexible, heat crack-resistant, and impact-resistant silicone oligomers

X-48-1501

X-48-1501 is a methylpheny silicone oligomer with high hardness and excellent flexibility, heat crack resistance, and impact resistance. This is a new line of functional silicone oligomers, and coating formulations will be expected to expand.

Features

  • Excellent high hardness and flexibility
  • Excellent heat crack resistance and impact resistance.
  • Non solvent type
  • By using a catalyst, it reacts with moisture at room temperature.
    Cataryst: KBE-903 or D-26

Application

  • Raw material and additive for coating.

Product line

Product line

General properties

Type High functional silicone oligomer General silicone oligomer
Product name X-48-1500 X-48-1600 X-48-1501 KR-500 KR-510

Alkoxysilyl group

Methoxy group Ethoxy group Methoxy group Methoxy group Methoxy group

Type

Methyl Methyl Methyl and Phenyl Methyl Methyl and Phenyl

Appearance

Transparent liquid Transparent liquid Transparent liquid Transparent to pale yellow slightly cloudy liquid Transparent liquid

Active ingredient

%
100 100 100 100 100

Viscosity at 25°C

mm2/s
50 15 200 25 100

Specific gravity at 25°C

1.17 1.09 1.16 1.15 1.16

Refractive index at 25°C

1.41 1.41 1.48 1.40 1.51
Comparison

Curing speed

Excellent Good Average Good Poor

Hardness

Good Good Excellent Good Average

Flexibility

Excellent Excellent Excellent Poor Excellent

Heat crack resistance

Average Good Excellent Poor Excellent

Impact resistance

Average Good Excellent Poor Excellent
(Not specified values)

Properties of film

Parameter Product name X-48-1501

Catalyst

KBE-903
(C2H5O)3SiC3H6NH2
D-26
Titanium type

Curing condition

25°C / 50% RH

Catalyst: Addition quantity

2 parts by mass

Tack-free time

6 h 24 h

Pencil hardness (load 750 g)*1

2H F

Flexibility (mandrel bend test)*1

2 mmφ 2 mmφ

Cross-cut adhesion test*1

25/25 25/25

Heat crack resistance*2

Excellent Excellent

Impact resistance*3

30 cm › 50 cm

*1 Substrate: Aluminum sheet (film thickness: 30 µm) After 7 days
*2 Substrate: Aluminum sheet After 25°C×2 days+200°C×24 h heat)
*3 Substrate: Polished steel sheet After 25°C×7 days Dupont impact tester

(Not specified values)

Film properties

Product name Flexibility Heat crack resistance Impact resistance
X-48-1501
High hardness, Excellent properties
Good
Good
Good
Conventional product
High hardness, Weakness
Bad
Bad
Bad
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