CN106979929B - 一种快速测定溶解浆反应性能的方法 - Google Patents
一种快速测定溶解浆反应性能的方法 Download PDFInfo
- Publication number
- CN106979929B CN106979929B CN201610034278.XA CN201610034278A CN106979929B CN 106979929 B CN106979929 B CN 106979929B CN 201610034278 A CN201610034278 A CN 201610034278A CN 106979929 B CN106979929 B CN 106979929B
- Authority
- CN
- China
- Prior art keywords
- dissolving pulp
- viscose
- solution
- sample
- tube
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 51
- 229920000875 Dissolving pulp Polymers 0.000 title claims abstract description 35
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 34
- 229920000297 Rayon Polymers 0.000 claims abstract description 37
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000002835 absorbance Methods 0.000 claims abstract description 23
- 229920002678 cellulose Polymers 0.000 claims abstract description 17
- 239000001913 cellulose Substances 0.000 claims abstract description 17
- 230000009257 reactivity Effects 0.000 claims abstract description 9
- 238000004383 yellowing Methods 0.000 claims abstract description 5
- 239000000243 solution Substances 0.000 claims description 33
- 230000029087 digestion Effects 0.000 claims description 31
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 239000012086 standard solution Substances 0.000 claims description 22
- IWZKICVEHNUQTL-UHFFFAOYSA-M potassium hydrogen phthalate Chemical compound [K+].OC(=O)C1=CC=CC=C1C([O-])=O IWZKICVEHNUQTL-UHFFFAOYSA-M 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 19
- 238000012360 testing method Methods 0.000 claims description 18
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 17
- 239000000523 sample Substances 0.000 claims description 14
- 239000003153 chemical reaction reagent Substances 0.000 claims description 13
- 238000007872 degassing Methods 0.000 claims description 12
- 238000005303 weighing Methods 0.000 claims description 10
- DOBUSJIVSSJEDA-UHFFFAOYSA-L 1,3-dioxa-2$l^{6}-thia-4-mercuracyclobutane 2,2-dioxide Chemical compound [Hg+2].[O-]S([O-])(=O)=O DOBUSJIVSSJEDA-UHFFFAOYSA-L 0.000 claims description 8
- 229910000370 mercury sulfate Inorganic materials 0.000 claims description 8
- 238000009835 boiling Methods 0.000 claims description 7
- 239000002244 precipitate Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 6
- YUVLVONHNMXKBW-UHFFFAOYSA-L [Ag+2].OS(O)(=O)=O.[O-]S([O-])(=O)=O Chemical compound [Ag+2].OS(O)(=O)=O.[O-]S([O-])(=O)=O YUVLVONHNMXKBW-UHFFFAOYSA-L 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000012496 blank sample Substances 0.000 claims description 5
- 238000010790 dilution Methods 0.000 claims description 5
- 239000012895 dilution Substances 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 238000007865 diluting Methods 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 4
- 239000012488 sample solution Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000000870 ultraviolet spectroscopy Methods 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 2
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 claims description 2
- 239000012898 sample dilution Substances 0.000 claims description 2
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 229910001430 chromium ion Inorganic materials 0.000 claims 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 229920000742 Cotton Polymers 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 239000002585 base Substances 0.000 claims 1
- 238000011088 calibration curve Methods 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 claims 1
- 238000009210 therapy by ultrasound Methods 0.000 claims 1
- 239000002023 wood Substances 0.000 claims 1
- 239000004753 textile Substances 0.000 abstract description 3
- 238000004537 pulping Methods 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000001914 filtration Methods 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000011550 stock solution Substances 0.000 description 4
- 239000006228 supernatant Substances 0.000 description 4
- 241001411320 Eriogonum inflatum Species 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910000367 silver sulfate Inorganic materials 0.000 description 2
- YPNVIBVEFVRZPJ-UHFFFAOYSA-L silver sulfate Chemical compound [Ag+].[Ag+].[O-]S([O-])(=O)=O YPNVIBVEFVRZPJ-UHFFFAOYSA-L 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 238000011481 absorbance measurement Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
Description
COD值(mg/L) | 吸光度<sup>a</sup>(WL 600) |
0 | 0.000 |
100 | 0.020 |
200 | 0.043 |
400 | 0.083 |
600 | 0.120 |
800 | 0.161 |
1000 | 0.205 |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610034278.XA CN106979929B (zh) | 2016-01-19 | 2016-01-19 | 一种快速测定溶解浆反应性能的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610034278.XA CN106979929B (zh) | 2016-01-19 | 2016-01-19 | 一种快速测定溶解浆反应性能的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106979929A CN106979929A (zh) | 2017-07-25 |
CN106979929B true CN106979929B (zh) | 2020-05-19 |
Family
ID=59341271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610034278.XA Active CN106979929B (zh) | 2016-01-19 | 2016-01-19 | 一种快速测定溶解浆反应性能的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106979929B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113884405A (zh) * | 2021-09-27 | 2022-01-04 | 高密银鹰新材料股份有限公司 | 表征浆粕醚化反应性能的定量测试方法 |
CN116297280B (zh) * | 2023-05-22 | 2023-08-01 | 成都博瑞科传科技有限公司 | 基于阵列光谱的水中有机物的uvcod系数检测方法及传感器 |
CN119555539A (zh) * | 2024-12-06 | 2025-03-04 | 天津科技大学 | 一种快速评价莱赛尔纤维用浆粕溶胀性能的方法及离心装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5429716A (en) * | 1992-07-02 | 1995-07-04 | Morton International, Inc. | Process for de-inking recycled paper pulp with a reducing agent |
CN103411965A (zh) * | 2013-08-02 | 2013-11-27 | 福建农林大学 | 一种方便快速测定植物物料含氮率的方法 |
CN104655580A (zh) * | 2015-02-10 | 2015-05-27 | 华南理工大学 | 一种快速测定溶解浆中的α-纤维素含量的方法 |
CN105300901A (zh) * | 2015-10-13 | 2016-02-03 | 华南理工大学 | 一种快速准确测定溶解浆的反应性能的方法 |
-
2016
- 2016-01-19 CN CN201610034278.XA patent/CN106979929B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5429716A (en) * | 1992-07-02 | 1995-07-04 | Morton International, Inc. | Process for de-inking recycled paper pulp with a reducing agent |
CN103411965A (zh) * | 2013-08-02 | 2013-11-27 | 福建农林大学 | 一种方便快速测定植物物料含氮率的方法 |
CN104655580A (zh) * | 2015-02-10 | 2015-05-27 | 华南理工大学 | 一种快速测定溶解浆中的α-纤维素含量的方法 |
CN105300901A (zh) * | 2015-10-13 | 2016-02-03 | 华南理工大学 | 一种快速准确测定溶解浆的反应性能的方法 |
Non-Patent Citations (2)
Title |
---|
ATR-UV/Vis光谱传感技术原理及其应用于制浆过程分析;付时雨等;《造纸科学与技术》;20041231;第23卷(第6期);第95-101页 * |
采用改进的Fock测试测定黏胶纤维用溶解浆的反应性能;田超等;《中国造纸学会第十六届学术年会论文集》;20150720;第442-447页 * |
Also Published As
Publication number | Publication date |
---|---|
CN106979929A (zh) | 2017-07-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Tian et al. | Improvement in the Fock test for determining the reactivity of dissolving pulp | |
CN106979929B (zh) | 一种快速测定溶解浆反应性能的方法 | |
CN103868778B (zh) | 草本植物木质素含量的测量方法 | |
CN108181262A (zh) | 一种利用近红外光谱技术快速测定铜藻纤维素含量的方法 | |
CN105300901B (zh) | 一种快速准确测定溶解浆的反应性能的方法 | |
CN110044845B (zh) | 一种以粘胶废水生产低聚木糖中半纤维素含量测定的方法 | |
CN102033051B (zh) | 植物中果胶含量的连续流动测定方法 | |
CN112611725A (zh) | 印染废水中氨氮含量的检测方法 | |
CN112147272A (zh) | 一种使用高精度光热电位分析仪检测活性污泥cod的方法 | |
CN111289686A (zh) | 一种溶液中残碱含量的测定方法及其应用 | |
CN102967600A (zh) | 一种粘胶纤维中氢氧化钠溶液铁含量的检测方法 | |
CN110372812A (zh) | 一种具有高po、pri的天然橡胶及其制备方法 | |
CN105572260A (zh) | 一种测定溶解浆中α-,β-和γ-纤维素含量的方法 | |
CN101561390B (zh) | 测定荧光增白剂在纸浆纤维体系留着率的方法 | |
CN108051389B (zh) | 一种不经分离定量测定木质纤维中木质素含量的方法 | |
CN106404990A (zh) | 一种烟草制品过氧化值的测定方法 | |
CN112730734A (zh) | 一种葡萄糖发酵乳酸中发酵液残糖的检验方法 | |
CN101435777B (zh) | 一种壳聚糖纤维中氨基硅油剂含量的测试方法 | |
CN102175673A (zh) | 一种总硒含量的检测方法 | |
Baezzat et al. | Determination of traces of nitrate in water samples using spectrophotometric method after its preconcentration on microcrystalline naphthalene | |
CN104819948A (zh) | 一种利用考马斯亮蓝g-250测定可溶解木素含量的方法 | |
CN110514609A (zh) | 固体食品样品中铅金属元素的分析检测方法 | |
CN104181274A (zh) | 一种植物维生素c含量的测定方法 | |
CN114062288B (zh) | 一种土壤活性碳氮比的测定方法 | |
CN115494204A (zh) | 一种造纸白水中玉米淀粉含量测定的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 100102 Chaoyang District, No. 4, Kai Yang Road, light building, Beijing Applicant after: China pulp and Paper Research Institute Co., Ltd. Address before: 100102 Chaoyang District, No. 4, Kai Yang Road, light building, Beijing Applicant before: China National Pulp & Paper Research Institute |
|
CB02 | Change of applicant information | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Tian Chao Inventor after: Shi Yu Inventor after: Gong Chen Inventor after: Ni Jianping Inventor after: Liu Yanzhao Inventor after: Yang Xiaobo Inventor before: Shi Yu Inventor before: Tian Chao Inventor before: Liu Yanzhao Inventor before: Yang Xiaobo Inventor before: Gong Chen Inventor before: Ni Jianping |
|
CB03 | Change of inventor or designer information |