WO2025153548 - COSMETIC COATED TITANIUM DIOXIDE PARTICLE AND PREPARATION THEREOF
National phase entry is expected:
Publication Number
WO/2025/153548
Publication Date
24.07.2025
International Application No.
PCT/EP2025/050920
International Filing Date
15.01.2025
Title **
[English]
COSMETIC COATED TITANIUM DIOXIDE PARTICLE AND PREPARATION THEREOF
[French]
PARTICULE DE DIOXYDE DE TITANE REVÊTUE COSMÉTIQUE ET PRÉPARATION ASSOCIÉE
Applicants **
KRONOS INTERNATIONAL, INC.
Inventors
KOLMER-ANDERL, Nicole
HEIDENREICH, Kai
FRIEDRICH, Joerg
HANNA, Roula
Priority Data
24152985.8
19.01.2024
EP
Application details
| Total Number of Claims/PCT | * |
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| Number of Multi-Dependent Claims | * |
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| Pages of Specification | * |
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International Searching Authority |
EPO
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
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| Applicant's Legal Status |
Legal Entity
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| * | |
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| 译文 |
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* The data is based on automatic recognition. Please verify and amend if necessary.
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 2055 | |
| EPO | Filing, Examination, Granting | 8617 | |
| Japan | Filing, Examination, Granting | 2185 | |
| South Korea | Filing, Examination, Granting | 2130 | |
| USA | Filing, Examination, Granting | 5940 |
Total:
20,927
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Abstract[English]
The present invention relates to a method for producing a cosmetic titanium dioxide pigment particle comprising the steps of: a) providing an uncoated titanium dioxide pigment particle, and b) coating the uncoated titanium dioxide pigment particle with a bio-based oil to produce a cosmetic titanium dioxide pigment particle, and to a cosmetic titanium dioxide pigment particle comprising a titanium dioxide pigment particle coated with a bio-based oil, wherein the cosmetic titanium dioxide pigment particle comprises a titanium dioxide pigment particle coated with 0.01 wt.% to 0.5 wt of a bio-based oil based on the total weight of the cosmetic titanium dioxide pigment particle.[French]
La présente invention concerne un procédé de production d'une particule de pigment de dioxyde de titane cosmétique comprenant les étapes consistant à : a) fournir une particule de pigment de dioxyde de titane non revêtue, et b) revêtir la particule de pigment de dioxyde de titane non revêtue d'une huile d'origine biologique pour produire une particule de pigment de dioxyde de titane cosmétique, et une particule de pigment de dioxyde de titane cosmétique comprenant une particule de pigment de dioxyde de titane revêtue d'une huile d'origine biologique, la particule de pigment de dioxyde de titane cosmétique comprenant une particule de pigment de dioxyde de titane revêtue de 0,01 % en poids à 0,5 % en poids d'une huile d'origine biologique sur la base du poids total de la particule de pigment de dioxyde de titane cosmétique.