SU410030A1 - - Google Patents
Info
- Publication number
- SU410030A1 SU410030A1 SU1694456A SU1694456A SU410030A1 SU 410030 A1 SU410030 A1 SU 410030A1 SU 1694456 A SU1694456 A SU 1694456A SU 1694456 A SU1694456 A SU 1694456A SU 410030 A1 SU410030 A1 SU 410030A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- cellulose
- autoclave
- mixture
- pressure
- temperature
- Prior art date
Links
- 229920002678 cellulose Chemical class 0.000 description 17
- 239000001913 cellulose Chemical class 0.000 description 17
- 238000000034 method Methods 0.000 description 12
- 239000000203 mixture Substances 0.000 description 8
- -1 alkyloxyalkyl ethers Chemical class 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 4
- 239000008246 gaseous mixture Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- GAWIXWVDTYZWAW-UHFFFAOYSA-N C[CH]O Chemical group C[CH]O GAWIXWVDTYZWAW-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 125000004183 alkoxy alkyl group Chemical group 0.000 description 2
- 229920003086 cellulose ether Polymers 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 125000001188 haloalkyl group Chemical group 0.000 description 2
- 229940050176 methyl chloride Drugs 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000002152 alkylating effect Effects 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 230000027455 binding Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 229960003750 ethyl chloride Drugs 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 125000005429 oxyalkyl group Chemical group 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1694456A SU410030A1 (forum.php) | 1971-08-12 | 1971-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1694456A SU410030A1 (forum.php) | 1971-08-12 | 1971-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU410030A1 true SU410030A1 (forum.php) | 1974-01-05 |
Family
ID=20487010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1694456A SU410030A1 (forum.php) | 1971-08-12 | 1971-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU410030A1 (forum.php) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4175183A (en) * | 1977-03-01 | 1979-11-20 | Development Finance Corporation Of New Zealand | Hydroxyalkylated cross-linked regenerated cellulose and method of preparation thereof |
| US4433553A (en) | 1981-02-09 | 1984-02-28 | Louisiana State University Board Of Supervisors | Process for the refrigeration of an enclosure |
-
1971
- 1971-08-12 SU SU1694456A patent/SU410030A1/ru active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4175183A (en) * | 1977-03-01 | 1979-11-20 | Development Finance Corporation Of New Zealand | Hydroxyalkylated cross-linked regenerated cellulose and method of preparation thereof |
| US4433553A (en) | 1981-02-09 | 1984-02-28 | Louisiana State University Board Of Supervisors | Process for the refrigeration of an enclosure |
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