| abstract |
The invention provides heat ray shielding composition and manufacture method thereof, wherein the feature of heat ray shielding composition is, is 40m containing BET specific surface arean 2 / more than g, there is the In-Sn oxide powder of navy (in Lab color specification system for below L=30, a < 0, b < 0) tone, preferably, contained in composition ito powder is burn till carry out surface modification or for carry out the powder after surface modification by having the ITO of bright yellow to the tone of persimmon look by having the indium tin hydroxide of bright yellow to the tone of persimmon look. |