WO2023031270 - IMPROVEMENTS RELATING TO THE COLD-ALKALI PROCESS FOR THE PRODUCTION OF REGENERATED CELLULOSIC SHAPED BODIES
National phase entry:
Publication Number
WO/2023/031270
Publication Date
09.03.2023
International Application No.
PCT/EP2022/074194
International Filing Date
31.08.2022
Title **
[English]
IMPROVEMENTS RELATING TO THE COLD-ALKALI PROCESS FOR THE PRODUCTION OF REGENERATED CELLULOSIC SHAPED BODIES
[French]
PERFECTIONNEMENTS APPORTÉS AU PROCÉDÉ ALCALIN À FROID POUR LA PRODUCTION DE CORPS FAÇONNÉS CELLULOSIQUES RÉGÉNÉRÉS
Applicants **
LENZING AKTIENGESELLSCHAFT
Inventors
RÖDER, Thomas
SUCHOMEL, Fritz
REDLINGER, Sigrid
Priority Data
21194786.6
03.09.2021
EP
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
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| Number of Office Actions | * |
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International Searching Authority |
EPO
* |
| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
* |
| Type of Assignment |
The Standard Agent's Assignment
* |
| Applicant's Legal Status |
Legal Entity
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| * | |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
* |
| Translation |
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* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 2046 | |
| EPO | Filing, Examination, Granting | 8594 | |
| Japan | Filing, Examination, Granting | 2244 | |
| South Korea | Filing, Examination, Granting | 2197 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
19,821
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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Abstract[English]
A method for preparing a cooled spinning solution suitable for forming a regenerated cellulosic shaped body by extrusion into a coagulation bath. The method comprises at least one conditioning step during which the spinning solution is distributed over a cooled surface by at least one distributing blade.[French]
Procédé de préparation de solution de filage refroidie permettant de former un corps façonné cellulosique régénéré par extrusion dans un bain de coagulation. Le procédé comprend au moins une étape de conditionnement au cours de laquelle la solution de filage est répartie sur une surface refroidie par au moins une lame de distribution.