Epoxy Resin Curing AcceleratorsU-CAT SA®, U-CAT®series

Our epoxy resin cure accelerators "U-CAT series" are mainly used in encapsulants for semiconductors, LED, and also in the wide range of epoxy resin related products, such as moldings or powder coatings.

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D B U®

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
DBU - - - Colorless - Pale Yellow Liquid [5.4.0] undecene-7 Cured products have high electrical insulation with excellent reliability.
Generally used in salt form.
(5)1117 Can 18kg
Drum 200kg
Class Ⅳ petroleum No.3
Water Soluble

D B N

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
DBN - - - - Colorless - Pale Yellow Liquid 1,5-Diazabicyclo[4.3.0] nonene-5 More active than DBU and suitable for rapid curing applications.
Cured products have high Tg. Generally used in salt form.
(5)6217 Can 18kg
Drum 200kg
Class Ⅳ petroleum No.3
Water Soluble

U-CAT SA® 1

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT SA 1 - - - - Pale Yellow Liquid DBU-phenol salt Used to seal various electronic parts such as LEDs.
With little heat added, cured products attain a colorless transparency.
Typical grade is U-CAT SA 1 and 102.
U-CAT SA 506 is used as a co-catalyst and is effective in suppressing heat generation from curing,
coloring, and shrinkage. U-CAT SA 603 is a highly active type.
Registered Can 18kg Class Ⅳ petroleum No.3
Water Soluble

U-CAT SA® 102

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT SA 102 - - - - Pale Yellow Liquid - Solid DBU-octylate Used to seal various electronic parts such as LEDs.
With little heat added, cured products attain a colorless transparency.
Typical grade is U-CAT SA 1 and 102.
U-CAT SA 506 is used as a co-catalyst and is effective in suppressing heat generation from curing,
coloring, and shrinkage. U-CAT SA 603 is a highly active type.
Registered Can 18kg Class Ⅳ petroleum No.3
Water Soluble

U-CAT SA® 506

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT SA 506 - - - - Tan Liquid - Solid DBU-p-Toluenesulfonate Used to seal various electronic parts such as LEDs.
With little heat added, cured products attain a colorless transparency.
Typical grade is U-CAT SA 1 and 102.
U-CAT SA 506 is used as a co-catalyst and is effective in suppressing heat generation from curing,
coloring, and shrinkage. U-CAT SA 603 is a highly active type.
Registered Can 18kg Designated Combustible

U-CAT SA® 603

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT SA 603 - - - - White - Pale Yellow Solid DBU-formate Used to seal various electronic parts such as LEDs.
With little heat added, cured products attain a colorless transparency.
Typical grade is U-CAT SA 1 and 102. U-CAT SA 506 is used as a co-catalyst
and is effective in suppressing heat generation from curing, coloring, and shrinkage.
U-CAT SA 603 is a highly active type.
Registered Can 12kg -

U-CAT SA® 810

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT SA 810 - - - - - - Tan Solid DBU-orthophthalate Suitable for solid acid anhydride and acid hydrazide cured powder coating.
Little coloration at time of curing.
Registered Can 8kg -

U-CAT SA® 831

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT SA 831 - - - - - - Pale Yellow Powder DBU-phenol novolac resin salt (42%) Used when encapsulating LSI and IC semiconductors via transfer molding.
Cured products show excellent electrical insulation,
moisture resistance, adhesion, and reliability.
Good storage stability when used in acid anhydride-cured powdered coatings.
Registered Can 8kg -

U-CAT SA® 841

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT SA 841 - - - - - - Pale Yellow Powder DBU-phenol novolac resin salt (30%) Used when encapsulating LSI and IC semiconductors via transfer molding.
Cured products show excellent electrical insulation,
moisture resistance, adhesion, and reliability.
Good storage stability when used in acid anhydride-cured powdered coatings.
Registered Can 8kg -

U-CAT SA® 851

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT SA 851 - - - - - - Pale Yellow Powder DBU-phenol novolac resin salt (20%) Used when encapsulating LSI and IC semiconductors via transfer molding.
Cured products show excellent electrical insulation,
moisture resistance, adhesion, and reliability.
Good storage stability when used in acid anhydride-cured powdered coatings.
Registered Can 8kg -

U-CAT® 881

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT 881 - - - - - - - Pale Yellow - Dark Red Powder DBN-phenol novolac resin salt (10%) Suitable for rapid curing applications,
with high strength at time of demolding compared to DBU salts.
Cured products have high Tg.
Registered Can 8kg -

U-CAT® 891

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT 891 - - - - - - - Pale Yellow Powder DBN - special phenolic resin salt (25%) Suitable for rapid curing applications,
with high strength at time of demolding compared to DBU salts.
Cured products have high Tg.
Registered Can 8kg -

U-CAT® 3512T

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT 3512T - - - - - Fine White Powder Aromatic dimethylurea Latent curing accelerant used for CFRP prepeg and DICY hardened powder coatings.
U-CAT 3512 T is a highly active type.
3513 N gives compounds excellent storage stability.
Registered Cardboard Box10kg -

U-CAT® 3513N

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT 3513N - - - - - Fine White Powder Aliphatic dimethylurea Latent curing accelerant used for CFRP prepeg and DICY hardened powder coatings.
U-CAT 3512 T is a highly active type.
3513 N gives compounds excellent storage stability.
Registered Cardboard Box 10kg -

U-CAT® 5002

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT 5002 - - - - - White - Light Brown Powder DBU-derived tetraphenylborate salt Latent curing accelerant used for liquid semiconductor encapsulation.
Acid anhydride dissolution type. Compounds have long pot life.
Registered Can 5kg -

U-CAT® 5003

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT 5003 - - - - - - - White Powder Quaternary phosphonium bromide Highly luminous LED. Used for artificial marble.
Shows excellent colorless transparency and low heat discoloration resistance.
Registered Can 10kg -

U-CAT® 18X

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT 18X - - - - Tan Liquid - Solid Quaternary ammonium salt In acid anhydride curing systems,
cured products attain colorless transparency with little coloration.
Registered Can 17kg
Drum 170kg
Class Ⅳ petroleum No.3
Water Soluble

U-CAT® 12XD

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Product Name Application Encapsulant Casting / Impregnating Materials Adhesives Powdered Coatings Pre-preg Appearance Main Ingredients Features METI No. Packaging Fire Service Act(Japan)
Hazardous Materials Classification
Semiconductor (Powder) Semiconductor (Liquid) LED
Curing Agent Phenol Resin Acid Anhydride Acid Anhydride
Phenol Resin
DICY
Acid Hydrazide
DICY
Acid Hydrazide, Acid Anhydride, etc.
DICY
Phenol Resin
U-CAT 12XD - - - - Pale Yellow Liquid Quaternary ammonium salt (60% diethylene glycol solution) Used for highly luminous LEDs.
Cured products show excellent colorless transparency with low heat discoloration resistance.
Also a non-halogen.
Registered Can 10kg Class Ⅳ petroleum No.3
Water Soluble