| (19) |
 |
|
(11) |
EP 3 477 000 A8 |
| (12) |
CORRECTED EUROPEAN PATENT APPLICATION |
|
Note: Bibliography reflects the latest situation |
| (15) |
Correction information: |
|
Corrected version no 1 (W1 A1) |
| (48) |
Corrigendum issued on: |
|
07.08.2019 Bulletin 2019/32 |
| (43) |
Date of publication: |
|
01.05.2019 Bulletin 2019/18 |
| (22) |
Date of filing: 16.10.2018 |
|
| (51) |
International Patent Classification (IPC):
|
|
| (84) |
Designated Contracting States: |
|
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL
NO PL PT RO RS SE SI SK SM TR |
|
Designated Extension States: |
|
BA ME |
|
Designated Validation States: |
|
KH MA MD TN |
| (30) |
Priority: |
25.10.2017 TW 106136665
|
| (71) |
Applicant: Everlight Chemical Industrial Corporation |
|
106 Taipei City (TW) |
|
| (72) |
Inventors: |
|
- LAI, Bao-Kun
328 TAOYUAN CITY (TW)
- SUNG, Te-Chin
328 TAOYUAN CITY (TW)
- PAN, Yuan-Pin
328 TAOYUAN CITY (TW)
|
| (74) |
Representative: van Dam, Vincent |
|
Octrooibureau Vriesendorp & Gaade B.V.
Koninginnegracht 19
2514 AB Den Haag
2514 AB Den Haag (NL) |
|
| |
|
| (54) |
ACID DYE COMPOSITION, USE THEREOF AND METHOD USING THE SAME FOR DYEING NYLON TEXTILES |
(57) An acid dye composition for dyeing nylon textiles is disclosed, which comprises:
an acid dye; and a water soluble Ca
2+ compound, wherein, on the basis of a total weight of the acid dye as 100 parts by
weight, a content of the water soluble Ca
2+ compound is ranged from 0.1 parts by weight to 50 parts by weight.
A method using this composition for dyeing nylon textiles is also disclosed.
The acid dye is preferably Acid Black 172, Acid Black ACE, Acid Yellow 220, Acid Red
315, Acid Blue 317, Acid Blue 113 or a combination thereof.