RU93042745A - Способ получения порошковой целлюлозы - Google Patents
Способ получения порошковой целлюлозыInfo
- Publication number
- RU93042745A RU93042745A RU93042745/12A RU93042745A RU93042745A RU 93042745 A RU93042745 A RU 93042745A RU 93042745/12 A RU93042745/12 A RU 93042745/12A RU 93042745 A RU93042745 A RU 93042745A RU 93042745 A RU93042745 A RU 93042745A
- Authority
- RU
- Russia
- Prior art keywords
- producing powder
- powder pulp
- cellulose
- atm
- pressure
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims 2
- 239000000843 powder Substances 0.000 title 1
- 239000001913 cellulose Substances 0.000 claims 3
- 235000010980 cellulose Nutrition 0.000 claims 2
- 229920002678 cellulose Polymers 0.000 claims 2
- 239000002253 acid Substances 0.000 claims 1
- 239000000945 filler Substances 0.000 claims 1
- 238000006460 hydrolysis reaction Methods 0.000 claims 1
- 239000003973 paint Substances 0.000 claims 1
- 238000005020 pharmaceutical industry Methods 0.000 claims 1
- 235000019814 powdered cellulose Nutrition 0.000 claims 1
- 229920003124 powdered cellulose Polymers 0.000 claims 1
- 239000002562 thickening agent Substances 0.000 claims 1
- 239000002966 varnish Substances 0.000 claims 1
Claims (1)
- Область использования: производство порошковой целлюлозы, применяемой в качестве наполнителя или загустителя в химико-фармацевтической, пищевой и лакокрасочной промышленности. Сущность: измельченную целлюлозу подвергают гидролизу разбавленной кислотой - соляной, серной, фосфорной, азотной или уксусной при давлении 7,0-50,0 атм и температуре 165-240oC в течение 0,5-90,0 мин с последующим снижением давления до атмосферного со скоростью 0,1-30,0 атм/с. Подвергнутую гидролизу целлюлозу размалывают.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU93042745A RU2045598C1 (ru) | 1993-08-25 | 1993-08-25 | Способ получения порошковой целлюлозы |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU93042745A RU2045598C1 (ru) | 1993-08-25 | 1993-08-25 | Способ получения порошковой целлюлозы |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2045598C1 RU2045598C1 (ru) | 1995-10-10 |
| RU93042745A true RU93042745A (ru) | 1996-07-20 |
Family
ID=20146961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU93042745A RU2045598C1 (ru) | 1993-08-25 | 1993-08-25 | Способ получения порошковой целлюлозы |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2045598C1 (ru) |
-
1993
- 1993-08-25 RU RU93042745A patent/RU2045598C1/ru active
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