US Patent Application 18324113. HALOPHOSPHATE PHOSPHOR, MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING DEVICE simplified abstract

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HALOPHOSPHATE PHOSPHOR, MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING DEVICE

Organization Name

NICHIA CORPORATION

Inventor(s)

Ryuta Miyai of Myozai-gun (JP)

Kohei Kunimoto of Anan-shi (JP)

Masato Yoshida of Tokushima-shi (JP)

Kazuya Nishimata of Anan-shi (JP)

HALOPHOSPHATE PHOSPHOR, MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18324113 titled 'HALOPHOSPHATE PHOSPHOR, MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING DEVICE

Simplified Explanation

The abstract of the patent application describes a halophosphate phosphor that contains calcium, europium, and chlorine. It states that the phosphor has a low elution amount of chlorine ions when exposed to hot water.

  • The patent application is for a halophosphate phosphor.
  • The phosphor contains an alkaline earth metal, specifically calcium.
  • It also contains europium, a rare earth metal.
  • The phosphor includes a halogen, specifically chlorine.
  • When the phosphor is in contact with pure water at 85°C for five hours, the elution amount of chlorine ions is 7 ppm or less.
  • This low elution amount indicates that the phosphor has good stability and does not release significant amounts of chlorine ions when exposed to hot water.


Original Abstract Submitted

The halophosphate phosphor includes a halophosphate including an alkaline earth metal including at least calcium; europium; and a halogen including at least chlorine. An elution amount of chlorine ions after the halophosphate phosphor is brought into contact with 10 times by mass of pure water at 85° C. for five hours is 7 ppm or less.