JPH048557B2 - - Google Patents
Info
- Publication number
- JPH048557B2 JPH048557B2 JP2153787A JP2153787A JPH048557B2 JP H048557 B2 JPH048557 B2 JP H048557B2 JP 2153787 A JP2153787 A JP 2153787A JP 2153787 A JP2153787 A JP 2153787A JP H048557 B2 JPH048557 B2 JP H048557B2
- Authority
- JP
- Japan
- Prior art keywords
- paper
- weight
- sodium sulfite
- pulp
- yield
- 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
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 40
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 28
- 239000011734 sodium Substances 0.000 claims description 25
- 229910052708 sodium Inorganic materials 0.000 claims description 23
- 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 claims description 20
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 20
- 235000010265 sodium sulphite Nutrition 0.000 claims description 14
- 230000007935 neutral effect Effects 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 22
- 239000002994 raw material Substances 0.000 description 19
- 238000003490 calendering Methods 0.000 description 17
- 238000004519 manufacturing process Methods 0.000 description 15
- 229920001131 Pulp (paper) Polymers 0.000 description 14
- 230000000704 physical effect Effects 0.000 description 14
- 238000002360 preparation method Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 12
- 238000010411 cooking Methods 0.000 description 10
- 230000007423 decrease Effects 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 206010061592 cardiac fibrillation Diseases 0.000 description 4
- 230000002600 fibrillogenic effect Effects 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 239000011121 hardwood Substances 0.000 description 4
- 150000003385 sodium Chemical class 0.000 description 3
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000007646 gravure printing Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 244000166124 Eucalyptus globulus Species 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 240000002044 Rhizophora apiculata Species 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000013305 flexible fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000879 optical micrograph Methods 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Paper (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2153787A JPS63190095A (ja) | 1987-01-30 | 1987-01-30 | 中性軽量コ−ト原紙 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2153787A JPS63190095A (ja) | 1987-01-30 | 1987-01-30 | 中性軽量コ−ト原紙 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63190095A JPS63190095A (ja) | 1988-08-05 |
| JPH048557B2 true JPH048557B2 (enrdf_load_stackoverflow) | 1992-02-17 |
Family
ID=12057714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2153787A Granted JPS63190095A (ja) | 1987-01-30 | 1987-01-30 | 中性軽量コ−ト原紙 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63190095A (enrdf_load_stackoverflow) |
-
1987
- 1987-01-30 JP JP2153787A patent/JPS63190095A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63190095A (ja) | 1988-08-05 |
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