CN100360418C - Process for producing toothpaste grade light-weight calcium carbonate - Google Patents
Process for producing toothpaste grade light-weight calcium carbonate Download PDFInfo
- Publication number
- CN100360418C CN100360418C CNB2005100500817A CN200510050081A CN100360418C CN 100360418 C CN100360418 C CN 100360418C CN B2005100500817 A CNB2005100500817 A CN B2005100500817A CN 200510050081 A CN200510050081 A CN 200510050081A CN 100360418 C CN100360418 C CN 100360418C
- Authority
- CN
- China
- Prior art keywords
- calcium carbonate
- agent
- weight calcium
- grade light
- production method
- 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
Landscapes
- Cosmetics (AREA)
Abstract
Description
Sequence number | Project | Index | Example one | Example two | Example three |
1 | Lime carbonate is (with CaCO 3Meter) (in butt), % 〉= | 98.5 | 98.7 | 98.6 | 98.6 |
2 | Volatile content below 105 ℃, %≤ | 0.5 | 0.2 | 0.2 | 0.1 |
3 | PH value (20% turbid liquid) | 8.5-9.5 | 9.3 | 9.4 | 9.0 |
4 | Hydrochloric acid acid non-soluble substance content, % | 0.2 | 0.1 | 0.1 | 0.1 |
5 | Free alkali content (in Na2O), % | 0.07 | 0.07 | 0.07 | 0.07 |
6 | Fe content, % | 0.01 | 0.01 | 0.01 | 0.01 |
7 | Magnesium (Mg) content, % | 0.3 | 0.15 | 0.2 | 0.1 |
8 | Whiteness, degree | 94 | 94.5 | 94.7 | 95 |
9 | Settling volume, ml/g | 1.7-2.1 | 1.9 | 2.0 | 1.8 |
10 | Sieve thing (crossing the 45um testing sieve), % | 99.9 | 100.0 | 100.0 | 100.0 |
11 | Heavy metal (in Pb) content, % | 0.002 | <0.002 | <0.002 | <0.002 |
12 | Barium (Ba) content | By | By | By | By |
13 | Chloride content, % | 0.005 | <0.005 | <0.005 | <0.005 |
14 | Apparent density, g/ml | 0.64-0.75 | 0.7 | 0.72 | 0.68 |
15 | Sulfide | Must not detect | Do not detect | Do not detect | Do not detect |
Sequence number | Project | Index | Example one | Example two | Example three |
1 | Plumbous (Pb) content, %≤ | 0.0002 | 0.0001 | 0.0001 | 0.0001 |
2 | Arsenic (As) content, %≤ | 0.0002 | <0.0001 | <0.0001 | <0.0001 |
3 | Total plate count, cfu/g≤ | 100 | 50 | 65 | <10 |
4 | Mould and yeast, cfu/g≤ | 100 | 60 | 70 | <10 |
5 | Streptococcus aureus | Must not detect | Do not detect | Do not detect | Do not detect |
6 | Remove from office blue formula negative bacillus | Must not detect | Do not detect | Do not detect | Do not detect |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100500817A CN100360418C (en) | 2005-06-13 | 2005-06-13 | Process for producing toothpaste grade light-weight calcium carbonate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100500817A CN100360418C (en) | 2005-06-13 | 2005-06-13 | Process for producing toothpaste grade light-weight calcium carbonate |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1724379A CN1724379A (en) | 2006-01-25 |
CN100360418C true CN100360418C (en) | 2008-01-09 |
Family
ID=35924033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100500817A Active CN100360418C (en) | 2005-06-13 | 2005-06-13 | Process for producing toothpaste grade light-weight calcium carbonate |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100360418C (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101838674A (en) * | 2009-03-19 | 2010-09-22 | 上海融氏企业有限公司 | Production method of starch sugar |
CN102432054A (en) * | 2011-09-28 | 2012-05-02 | 建德市云峰碳酸钙有限公司 | Method for producing light calcium carbonate slurry and light calcium carbonate paste |
CN104477961A (en) * | 2014-12-22 | 2015-04-01 | 南通市飞宇精细化学品有限公司 | Preparation method of high-purity fine calcium carbonate |
CN105016369A (en) * | 2014-12-30 | 2015-11-04 | 建德市云峰碳酸钙有限公司 | Production method for pasty calcium carbonate for papermaking |
CN106365190B (en) * | 2016-08-26 | 2019-01-11 | 石家庄市东升钙业有限公司 | The preparation method of medicine fermentation calcium carbonate |
CN107459053A (en) * | 2017-08-10 | 2017-12-12 | 青阳县永诚钙业有限责任公司 | A kind of production method of paste calcium carbonate |
CN114620753B (en) * | 2021-11-29 | 2023-08-18 | 浙江天石纳米科技股份有限公司 | Low-carbon process method for producing light calcium carbonate by comprehensively utilizing chemical reaction heat |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1193602A (en) * | 1997-03-17 | 1998-09-23 | 北京化工大学 | Preparation of lightweight calcium carbonate |
CN1417126A (en) * | 2002-12-13 | 2003-05-14 | 黄木清 | Non-cooling process of producing nano calcium carbonate |
-
2005
- 2005-06-13 CN CNB2005100500817A patent/CN100360418C/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1193602A (en) * | 1997-03-17 | 1998-09-23 | 北京化工大学 | Preparation of lightweight calcium carbonate |
CN1417126A (en) * | 2002-12-13 | 2003-05-14 | 黄木清 | Non-cooling process of producing nano calcium carbonate |
Also Published As
Publication number | Publication date |
---|---|
CN1724379A (en) | 2006-01-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100360418C (en) | Process for producing toothpaste grade light-weight calcium carbonate | |
CN107840317B (en) | A kind of-half water wet method phosphoric acid manufacture process of two water of one-step method | |
US7497956B2 (en) | Method for stabilizing and conditioning urban and industrial wastewater sludge | |
CN100562498C (en) | Contain the method that the rhombspar attapulgite clay is handled industrial waste acid liquid and prepared siccative | |
CN111892340B (en) | Preparation method of low-cost steel slag carbonized brick | |
EA023753B1 (en) | Method for preparing desulfurizer | |
CN104487404A (en) | Method for producing phosphorous fertilizer | |
CN109464983B (en) | Application of synchronous denitrification and dephosphorization adsorbent in ammonia nitrogen and phosphate wastewater treatment | |
CN108455679A (en) | A kind of preparation method and applications of three-dimensional globular scorodite crystals | |
CN114522554A (en) | Preparation and application of superfine suspended calcium hydroxide | |
CN102432054A (en) | Method for producing light calcium carbonate slurry and light calcium carbonate paste | |
CN107963884A (en) | A kind of production method that Bone China is made of synthesis bone black | |
CN102942295A (en) | Method for innocent treatment of surplus sludge after biochemical treatment of organic chemical waste water | |
CN116371875A (en) | System and method for treating waste incineration fly ash | |
CN100418885C (en) | High purity medicinal calcium carboante and its producing method | |
CN101575185A (en) | High-efficiency compound slag-grinding aid of beet waste mash compound and production method thereof | |
CN109331620A (en) | A kind of calcium and magnesium composite desulfurizing agent and its calcium and magnesium compound desulfurizing process | |
CN101172839B (en) | Method for producing stephanoporate haydite by using sugar house lime sludge | |
CN101538081B (en) | Multi-core aluminium-poly (silicon-phosphorus) aluminum chloride and production method thereof | |
KR20170003771A (en) | Agent for reducing foul smell and moisture content of sewage or wastewater sludge and manufacturing method thereof | |
CN101830493A (en) | Method for processing waste salt slurry of calcined soda with sodium carbonate and sodium sulfate | |
CN101502787A (en) | Method for preparing high-intensity water-resistant multifunctional high-efficient granule active clay preparation and use thereof | |
KR100847444B1 (en) | Method for neutralizing sulphuric acid waste water by using calcined dolomite | |
Maqueda et al. | An evaluation of clay minerals as support materials in anaerobic digesters | |
KR20200077385A (en) | Composite filter of activating natural minerals customized by health function and method for manufacturing the same |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG TIANSHI NANOTECHNOLOGY CO., LTD. Free format text: FORMER OWNER: TIANSHI CALCIUM CARBONATE CO., LTD., JIANDE CITY Effective date: 20140423 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 311607 HANGZHOU, ZHEJIANG PROVINCE TO: 311600 HANGZHOU, ZHEJIANG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140423 Address after: 311600, Zhejiang Province, Jiande City, lower Town, lower village, Creek Village on the stream Patentee after: TIANSHI CALCIUM CARBONATE CO., LTD. Address before: 311607 Xin'An River Street, east of Xin'An River town, Zhejiang City, Jiande Province Patentee before: Jiande Tianshi Calcium Carbonate Co., Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 311600 Xiawa village, Xiawa Town, Jiande City, Zhejiang Province Patentee after: ZHEJIANG TIANSHI NANO-TECH Co.,Ltd. Address before: 311600 Xiawa village, Xiawa Town, Jiande City, Zhejiang Province Patentee before: TIANSHI CALCIUM CARBONATE Co.,Ltd. |