Xingda Fabric Texile Factory

the leuco dye is the main materials of thermochromic pigment or powder , its white colors , purity could 99% , more hight purity more white. with the other two ( color developer and sensitizer) makes the thermochromic powder used in the paints , ink and other materials . it comes differnet colors on differnet temperatuer. and it will back it's original colors if the tempertuer back .


CAS RN 75805-17-3
CAS RN 98660-18-5
CAS RN 142199-90-4
CAS RN 36499-49-7
CAS RN 87563-89-1
CAS RN 114090-18-5
CAS RN 69898-40-4
CAS RN 21121-62-0
CAS RN 22091-92-5
CAS RN 26567-23-7
� CAS RN 50292-95-0
CAS RN 26628-47-7

CAS RN: 50293-29-3
CAS RN: 50292-91-6
CAS RN: 21934-68-9
CAS RN: 565457-61-6
CAS RN: 132467-74-4
CAS RN: 38880-20-5
CAS RN: 54574-00-4
CAS RN: 21528-30-3
CAS RN: 75805-17-3
CAS RN: 142199-90-4

hi, I am yuebingke at hn jyd chem factory

we do thermochromic leuco dye chemicial for thermochromic items( x ray film, powder, ink , paint ) . hope get your connection if it is useful for your company . thanks very much.



leuco dye apperance is white crystal . it cannt forms the color directly.

frst they need en-micocapsulated need work with some acide solvent to forms color or color less.



our chemical leuco dye mostly used in some factory industries who have microcapsulate machine and coating machine such as the x ray film , cpt plate mills .


V-1 CAS RN 50293-29-3 color former VIOLET
JYDR-2 CAS RN 50292-91-6 color former RED
JYDGN-1 CAS RN 132467-74-4 color former GREEN
JYDO-1 CAS RN 21934-68-9 color former ORANGE
JYDB-6 CAS RN 75805-17-3 color former BLUE
JYDB-5 CAS RN 98660-18-5 color former BLUE
JYDB-1 CAS RN 69898-40-4 color former BLUE
JYDR-7 CAS RN 21121-62-0 color former RED
JYDR-4 CAS RN 26567-23-7 color former RED
JYDR-3 CAS RN 50292-95-0 color former RED
JYDR-1 CAS RN 26628-47-7 color former RED

HN JYD CHEM FACTORY
at yuebingke
leuco dye is the main materials for thermochromic area such as thermochromic ink , powder , paints and thermal sensitive paper/lable, medical x ray film .� � 

its aprearance is white crystal,�  � it works with another chemical agent called color developer to make it shoews color or color less by termperatuer. but they need mixed in another agent to strong their sentize of tempratuer .� 

normally when the temperatuer lower unders its standard the colors shows , when the temperatuer goes higher the colors gone.� � 

they could used in very wide useage , such as the temperatuere alarm apparatus in industries , thermochromic ink�  or paint etc.� 

our produts purity could reach more than 99% used in medical area such as the thermochroic film to assure its more clear .� 

our products is 1000TON PER year and get local goverment support .�  welcome visit our factory .� 

Catalogue is avaliable , our main items as bellow :



JYDV-1 CAS RN 50293-29-3 color comes to VIOLET

JYDR-2 CAS RN 50292-91-6 color comes to RED

JYDGN-1 CAS RN 132467-74-4 color comes to GREEN

JYDO-1 CAS RN 21934-68-9 color comes to ORANGE

JYDB-6 CAS RN 75805-17-3 color comes to BLUE

JYDB-5 CAS RN 98660-18-5 color comes to BLUE

JYDB-1 CAS RN 69898-40-4 color comes to BLUE

JYDR-7 CAS RN 21121-62-0 color comes to RED

JYDR-4 CAS RN 26567-23-7 color comes to RED

JYDR-3 CAS RN 50292-95-0 color comes to RED

JYDR-1 CAS RN 26628-47-7 color comes to RED