Introduction

• Author: Clemm, Christan; Löw, Clara; Baron, Yifaat; Moch, Katja; Möller, Martin; Köhler, Andreas R; Gensch, Carl-Otto; Deubzer, Otmar
• Pages: 9-10

European Commission

Cd QD Exemption evaluation

9

Annex

III, Ex.

39a

“Cadmium in

downshifting

semiconductor

nanocrystal

quantum dots

directly deposited on

LED chips for use in

display and

projection

applications (< 5 g

Cd per mm² of light

emitting LED chip

surface)” requested

to be valid for 5

years

Osram

display and

projection

applications (<

5 g Cd per

mm² of light

emitting LED

chip surface)

II. directly

deposited on

LED

semiconductor

chips for use in

lighting

applications of

at least CRI 90

(< 1.000 ppm

in the

luminescent

material)

provided that

applications

comply with entry

72 of Annex XVII

of Regulation

1907/2006.”

Annex

III, Ex.

39a

“Cadmium selenide

in downshifting

cadmium-based

semiconductor

nanocrystal

quantum dots for

use in display

lighting applications

(<0.1 g per mm2

of display screen

area)” requested to

be valid until

October 31, 2021

Najing

Denied

Note: As in the RoHS legal text, commas are used as a decimal separator for exemption formulations

appearing in this table, in contrast to the decimal point used throughout the rest of the report as a

separator.

The work has been undertaken by the Oeko-Institut.

2. Introduction

2.1. Project scope and methodology

The scope of the project covers the evaluation of three exemptions: two for exemption

renewal and one request for new exemptions. An overview of the exemption requests

is given in Table 1-1 in the Executive Summary.