JPS6210241B2 - - Google Patents
Info
- Publication number
- JPS6210241B2 JPS6210241B2 JP10496978A JP10496978A JPS6210241B2 JP S6210241 B2 JPS6210241 B2 JP S6210241B2 JP 10496978 A JP10496978 A JP 10496978A JP 10496978 A JP10496978 A JP 10496978A JP S6210241 B2 JPS6210241 B2 JP S6210241B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- carboxymethyl starch
- alkali salt
- starch
- alkali
- 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
- 229920002472 Starch Polymers 0.000 claims description 79
- 239000008107 starch Substances 0.000 claims description 79
- 235000019698 starch Nutrition 0.000 claims description 79
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 claims description 66
- 150000001447 alkali salts Chemical class 0.000 claims description 42
- 239000007864 aqueous solution Substances 0.000 claims description 33
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 22
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical group [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 22
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 20
- 235000012239 silicon dioxide Nutrition 0.000 claims description 19
- 235000019353 potassium silicate Nutrition 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 12
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 claims description 12
- 239000003960 organic solvent Substances 0.000 claims description 12
- 239000003513 alkali Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 7
- 239000003518 caustics Substances 0.000 claims description 7
- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 159000000011 group IA salts Chemical class 0.000 claims 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 39
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 239000000203 mixture Substances 0.000 description 11
- 239000002244 precipitate Substances 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000006467 substitution reaction Methods 0.000 description 7
- 238000001556 precipitation Methods 0.000 description 6
- 235000011121 sodium hydroxide Nutrition 0.000 description 6
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 5
- 239000001632 sodium acetate Substances 0.000 description 5
- 235000017281 sodium acetate Nutrition 0.000 description 5
- 159000000000 sodium salts Chemical class 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 5
- 239000004115 Sodium Silicate Substances 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 229910052911 sodium silicate Inorganic materials 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- -1 preferably sodium Chemical class 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920001592 potato starch Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000002386 air freshener Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000005667 attractant Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000034303 cell budding Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 230000031902 chemoattractant activity Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000008278 cosmetic cream Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 239000003349 gelling agent Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007970 homogeneous dispersion Substances 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 235000016046 other dairy product Nutrition 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10496978A JPS5534207A (en) | 1978-08-30 | 1978-08-30 | Preparation of carboxymethyl starch and its alkali salt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10496978A JPS5534207A (en) | 1978-08-30 | 1978-08-30 | Preparation of carboxymethyl starch and its alkali salt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5534207A JPS5534207A (en) | 1980-03-10 |
| JPS6210241B2 true JPS6210241B2 (cs) | 1987-03-05 |
Family
ID=14394924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10496978A Granted JPS5534207A (en) | 1978-08-30 | 1978-08-30 | Preparation of carboxymethyl starch and its alkali salt |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5534207A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075516C (zh) * | 1998-03-04 | 2001-11-28 | 中国科学院广州化学研究所 | 一种高粘度、高取代度羧甲基淀粉醚的制备方法 |
-
1978
- 1978-08-30 JP JP10496978A patent/JPS5534207A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5534207A (en) | 1980-03-10 |
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