JPS6122080B2 - - Google Patents
Info
- Publication number
- JPS6122080B2 JPS6122080B2 JP4270081A JP4270081A JPS6122080B2 JP S6122080 B2 JPS6122080 B2 JP S6122080B2 JP 4270081 A JP4270081 A JP 4270081A JP 4270081 A JP4270081 A JP 4270081A JP S6122080 B2 JPS6122080 B2 JP S6122080B2
- Authority
- JP
- Japan
- Prior art keywords
- cooking
- waste liquid
- steam
- parts
- anthraquinone
- 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
- 238000000034 method Methods 0.000 claims description 47
- 238000010411 cooking Methods 0.000 claims description 45
- 239000007788 liquid Substances 0.000 claims description 37
- 239000002699 waste material Substances 0.000 claims description 34
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 claims description 29
- 238000011084 recovery Methods 0.000 claims description 19
- -1 anthraquinone compound Chemical class 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 17
- ZVALGBPJYGUWIS-UHFFFAOYSA-N 1,4-dihydroanthracene-9,10-dione Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1CC=CC2 ZVALGBPJYGUWIS-UHFFFAOYSA-N 0.000 claims description 6
- 238000004537 pulping Methods 0.000 claims description 6
- 239000012752 auxiliary agent Substances 0.000 claims description 4
- XPCZSIPRUSOJFO-UHFFFAOYSA-N 1,4,4a,9a-tetrahydroanthracene-9,10-dione Chemical compound O=C1C2=CC=CC=C2C(=O)C2C1CC=CC2 XPCZSIPRUSOJFO-UHFFFAOYSA-N 0.000 claims description 3
- 239000012978 lignocellulosic material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- RJGDLRCDCYRQOQ-UHFFFAOYSA-N anthrone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3CC2=C1 RJGDLRCDCYRQOQ-UHFFFAOYSA-N 0.000 claims description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 239000007800 oxidant agent Substances 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 2
- 150000003568 thioethers Chemical class 0.000 claims description 2
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims 1
- 150000004056 anthraquinones Chemical class 0.000 description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 5
- 239000011121 hardwood Substances 0.000 description 4
- 239000002655 kraft paper Substances 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- PCFMUWBCZZUMRX-UHFFFAOYSA-N 9,10-Dihydroxyanthracene Chemical compound C1=CC=C2C(O)=C(C=CC=C3)C3=C(O)C2=C1 PCFMUWBCZZUMRX-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 235000010265 sodium sulphite Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- BHMLFPOTZYRDKA-IRXDYDNUSA-N (2s)-2-[(s)-(2-iodophenoxy)-phenylmethyl]morpholine Chemical compound IC1=CC=CC=C1O[C@@H](C=1C=CC=CC=1)[C@H]1OCCNC1 BHMLFPOTZYRDKA-IRXDYDNUSA-N 0.000 description 1
- YTWHNPHXSILERV-UHFFFAOYSA-N 1,2-dihydroanthracene-9,10-dione Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1C=CCC2 YTWHNPHXSILERV-UHFFFAOYSA-N 0.000 description 1
- 241000009355 Antron Species 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229920006322 acrylamide copolymer Polymers 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000779 depleting effect Effects 0.000 description 1
- 235000019621 digestibility Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 235000014666 liquid concentrate Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000005486 sulfidation Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Landscapes
- Paper (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4270081A JPS57191389A (en) | 1981-03-23 | 1981-03-23 | Recovery of digesting aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4270081A JPS57191389A (en) | 1981-03-23 | 1981-03-23 | Recovery of digesting aid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57191389A JPS57191389A (en) | 1982-11-25 |
| JPS6122080B2 true JPS6122080B2 (enrdf_load_stackoverflow) | 1986-05-30 |
Family
ID=12643323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4270081A Granted JPS57191389A (en) | 1981-03-23 | 1981-03-23 | Recovery of digesting aid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57191389A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0791206B2 (ja) * | 1987-01-12 | 1995-10-04 | 川崎化成工業株式会社 | １，４―ジヒドロ―９，１０―ジヒドロキシアントラセンジナトリウム塩八水化物の製造法 |
| CA2356444C (en) * | 1999-02-15 | 2009-12-15 | Kiram Ab | Process for oxygen pulping of lignocellulosic material and recovery of pulping chemicals |
| AR122640A1 (es) * | 2020-06-17 | 2022-09-28 | Suzano Sa | Método para tratar un condensado en un proceso de fabricación de pulpa |
-
1981
- 1981-03-23 JP JP4270081A patent/JPS57191389A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57191389A (en) | 1982-11-25 |
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