Crystal Violet Lactone is the dye component in many of the carbonless copy paper(CCP) manufactured today.  It is also used in thermochromic applications where a color change is desired at different temperatures and as a security marker for fuels. 

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ORCO Crystal Violet Lactone – Blue     |     ORCO Black ODB-1

ORCO Black ODB-2     |     ORCO Red CK-16

ORCO Crystal Violet Lactone – Blue

Chemical Name: 6-(Dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)-(3H)-isobenzofuranoe
Molecular Formula: C26H29N3O2
Molecular Weight: 415.53
CAS#: 1552-42-7

Specifications

 

Appearance

White to fluorescent powder

Purity (%)

>96

Total colorless dye (%)

>97

Color intensity (%)

>97 (as compared with standard reference)

Diarylethane insoluble
substances (%)

<0.2

mp (°C)

>178

Volatile substances (%)

<0.1

Application: dark blue press-sensitive and heat sensitive dyes for press-sensitive action paper and carbonless copying paper. Packaging: Double plastic lined paper drum, net weight 20Kg or 25 Kg.

ORCO Black ODB-1

Molecular formula: C31H28N2O3
Molecular weight: 476.58
CAS#: 29512-49-0

Specifications

Appearance

White to fluorescent powder

Purity (%)

>98

Moisture (%)

<0.2

Ash (%)

<0.2

Melt Point (°C)

192-186

ORCO Black ODB-2

Molecular formula: C35H36N2O3
Molecular weight: 532.70
CAS#: 89331-94-2

Specifications

 

Appearance

White to fluorescent powder

Purity (%)

>98

Moisture (%)

<0.2

Ash (%)

<0.2

Melt Point (°C)

182-184

ORCO Red CK-16

Molecular formula: C42H52N2O2
Molecular weight: 616.9
CAS#: 50292-95-0

Specifications

 

Appearance

White to fluorescent powder

Purity (%)

>98

Moisture (%)

<0.2

Ash (%)

<0.2

Melt Point (°C)

91-94