CH293662A - Verfahren zur Herstellung von Celluloseacetatfäden. - Google Patents
Verfahren zur Herstellung von Celluloseacetatfäden.Info
- Publication number
- CH293662A CH293662A CH293662DA CH293662A CH 293662 A CH293662 A CH 293662A CH 293662D A CH293662D A CH 293662DA CH 293662 A CH293662 A CH 293662A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- cellulose acetate
- acetate threads
- threads
- cellulose
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
- D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB293662X | 1950-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH293662A true CH293662A (de) | 1953-10-15 |
Family
ID=10290390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH293662D CH293662A (de) | 1950-01-19 | 1951-01-17 | Verfahren zur Herstellung von Celluloseacetatfäden. |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE500355A (de) |
| CH (1) | CH293662A (de) |
| DE (1) | DE940488C (de) |
| FR (1) | FR1031158A (de) |
| GB (1) | GB679213A (de) |
| NL (1) | NL72016C (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160157B (zh) * | 2021-11-16 | 2022-09-16 | 北京水木滨华科技有限公司 | 一种乙酸钾助剂的补充方法 |
-
0
- BE BE500355D patent/BE500355A/xx unknown
- NL NL72016D patent/NL72016C/xx active
-
1950
- 1950-01-19 GB GB1421/50A patent/GB679213A/en not_active Expired
- 1950-12-22 DE DEC3579A patent/DE940488C/de not_active Expired
-
1951
- 1951-01-17 CH CH293662D patent/CH293662A/de unknown
- 1951-01-18 FR FR1031158D patent/FR1031158A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE940488C (de) | 1956-03-22 |
| FR1031158A (fr) | 1953-06-22 |
| BE500355A (de) | |
| NL72016C (de) | |
| GB679213A (en) | 1952-09-17 |
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