GB1006515A - - Google Patents
Info
- Publication number
- GB1006515A GB1006515A GB3827662A GB3827662A GB1006515A GB 1006515 A GB1006515 A GB 1006515A GB 3827662 A GB3827662 A GB 3827662A GB 3827662 A GB3827662 A GB 3827662A GB 1006515 A GB1006515 A GB 1006515A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkali
- polysaccharide
- etherification
- amount
- ether
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000003513 alkali Substances 0.000 abstract 12
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 abstract 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 6
- 150000004676 glycans Chemical class 0.000 abstract 6
- 229920001282 polysaccharide Polymers 0.000 abstract 6
- 239000005017 polysaccharide Substances 0.000 abstract 6
- 238000006266 etherification reaction Methods 0.000 abstract 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 2
- 125000004181 carboxyalkyl group Chemical group 0.000 abstract 2
- 229920002678 cellulose Polymers 0.000 abstract 2
- 239000001913 cellulose Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 239000002002 slurry Substances 0.000 abstract 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 abstract 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 abstract 1
- 229920002472 Starch Polymers 0.000 abstract 1
- 229960000583 acetic acid Drugs 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000001768 carboxy methyl cellulose Substances 0.000 abstract 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 abstract 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 abstract 1
- 229920003086 cellulose ether Polymers 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 abstract 1
- 230000003750 conditioning effect Effects 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 150000002170 ethers Chemical class 0.000 abstract 1
- 239000012362 glacial acetic acid Substances 0.000 abstract 1
- 230000015784 hyperosmotic salinity response Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000000638 solvent extraction Methods 0.000 abstract 1
- 239000008107 starch Substances 0.000 abstract 1
- 235000019698 starch Nutrition 0.000 abstract 1
- 238000006467 substitution reaction Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
- C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/08—Alkali cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/08—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with hydroxylated hydrocarbon radicals; Esters, ethers, or acetals thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/14—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with nitrogen-containing groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B31/00—Preparation of derivatives of starch
- C08B31/08—Ethers
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15616961A | 1961-11-30 | 1961-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1006515A true GB1006515A (enrdf_load_stackoverflow) | 1965-10-06 |
Family
ID=22558405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3827662A Expired GB1006515A (enrdf_load_stackoverflow) | 1961-11-30 | 1962-10-09 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB1006515A (enrdf_load_stackoverflow) |
| NL (1) | NL138964B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3255026A1 (en) * | 2016-06-10 | 2017-12-13 | Shin-Etsu Chemical Co., Ltd. | Method for preparing hydraulic composition |
| US11591721B2 (en) | 2016-12-21 | 2023-02-28 | Nippon Paper Industries Co., Ltd. | Acid-type carboxymethylated cellulose nanofiber and production method thereof |
-
1962
- 1962-10-09 GB GB3827662A patent/GB1006515A/en not_active Expired
- 1962-11-29 NL NL286123A patent/NL138964B/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3255026A1 (en) * | 2016-06-10 | 2017-12-13 | Shin-Etsu Chemical Co., Ltd. | Method for preparing hydraulic composition |
| US11591721B2 (en) | 2016-12-21 | 2023-02-28 | Nippon Paper Industries Co., Ltd. | Acid-type carboxymethylated cellulose nanofiber and production method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| NL138964B (nl) | 1973-05-15 |
| NL286123A (enrdf_load_stackoverflow) | 1965-02-10 |
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