CN104276871A - 一种脲甲醛缓释肥的制备方法 - Google Patents
一种脲甲醛缓释肥的制备方法 Download PDFInfo
- Publication number
- CN104276871A CN104276871A CN201410570901.4A CN201410570901A CN104276871A CN 104276871 A CN104276871 A CN 104276871A CN 201410570901 A CN201410570901 A CN 201410570901A CN 104276871 A CN104276871 A CN 104276871A
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- CN
- China
- Prior art keywords
- urea
- formaldehyde
- urea formaldehyde
- release fertilizer
- fertilizer
- 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.)
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- 229920001807 Urea-formaldehyde Polymers 0.000 title claims abstract description 86
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 239000003337 fertilizer Substances 0.000 title claims abstract description 64
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 76
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 47
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000004202 carbamide Substances 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 238000001035 drying Methods 0.000 claims abstract description 18
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- 239000004021 humic acid Substances 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims abstract description 16
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 12
- 235000019837 monoammonium phosphate Nutrition 0.000 claims abstract description 12
- 239000006012 monoammonium phosphate Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000012043 crude product Substances 0.000 claims description 21
- 239000000376 reactant Substances 0.000 claims description 18
- 238000006116 polymerization reaction Methods 0.000 claims description 9
- 238000005469 granulation Methods 0.000 claims description 4
- 230000003179 granulation Effects 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 239000012065 filter cake Substances 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 3
- 239000003895 organic fertilizer Substances 0.000 abstract 2
- 238000009825 accumulation Methods 0.000 abstract 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007701 flash-distillation Methods 0.000 description 2
- 239000001117 sulphuric acid Substances 0.000 description 2
- 235000011149 sulphuric acid Nutrition 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 239000003929 acidic solution Substances 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000013270 controlled release Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- -1 urea potassium aldehyde Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/02—Fertilisers containing urea or urea compounds containing urea-formaldehyde condensates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410570901.4A CN104276871B (zh) | 2014-10-23 | 2014-10-23 | 一种脲甲醛缓释肥的制备方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410570901.4A CN104276871B (zh) | 2014-10-23 | 2014-10-23 | 一种脲甲醛缓释肥的制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104276871A true CN104276871A (zh) | 2015-01-14 |
| CN104276871B CN104276871B (zh) | 2017-01-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410570901.4A Active CN104276871B (zh) | 2014-10-23 | 2014-10-23 | 一种脲甲醛缓释肥的制备方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104276871B (zh) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104744082A (zh) * | 2015-03-17 | 2015-07-01 | 安徽中农化工国际贸易有限公司 | 脲醛粉体制备方法 |
| CN105418169A (zh) * | 2015-12-24 | 2016-03-23 | 贵州省化工研究院 | 一种脲甲醛缓释肥的制作工艺 |
| CN105503277A (zh) * | 2015-12-24 | 2016-04-20 | 贵州省化工研究院 | 一种脲甲醛缓释肥料及其生产方法 |
| CN105503279A (zh) * | 2015-12-24 | 2016-04-20 | 贵州省化工研究院 | 一种脲甲醛缓释肥及其制备方法 |
| CN105503278A (zh) * | 2015-12-24 | 2016-04-20 | 贵州省化工研究院 | 一种脲甲醛缓释肥及其制备方法 |
| CN105601381A (zh) * | 2015-12-24 | 2016-05-25 | 稼禾生物股份有限公司 | 一种以黑液为原料的缓释营养肥料及其制备方法 |
| CN107056339A (zh) * | 2016-12-26 | 2017-08-18 | 中化化肥有限公司临沂农业研发中心 | 一种低温浓溶液法直接造粒生产脲甲醛缓释复合肥的方法 |
| CN107567927A (zh) * | 2017-09-29 | 2018-01-12 | 颍上庆丰农牧发展有限公司 | 一种增产增质猕猴桃的种植方法 |
| CN107879766A (zh) * | 2017-11-08 | 2018-04-06 | 贵州省化工研究院 | 一种脲甲醛改性方法以及改性脲甲醛及其应用 |
| CN108440136A (zh) * | 2018-05-25 | 2018-08-24 | 贵州省化工研究院 | 一种氮缓释型有机肥料的生产方法 |
| CN109757474A (zh) * | 2019-03-05 | 2019-05-17 | 广西大学 | 一种农药缓释剂的制备方法 |
| CN110386848A (zh) * | 2018-04-18 | 2019-10-29 | 吉林澳佳农业科技有限公司 | 一种腐植酸脲醛缓释螯合肥及制备方法和应用 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6254655B1 (en) * | 1999-03-18 | 2001-07-03 | Oms Investments, Inc. | Processes for preparing granular composite fertilizer compositions and products produced thereby |
| CN1491924A (zh) * | 2002-10-25 | 2004-04-28 | 中国科学院沈阳应用生态研究所 | 一种腐殖酸长效复合肥及其制备方法 |
| CN103011982A (zh) * | 2012-12-29 | 2013-04-03 | 山东金正大生态工程股份有限公司 | 一种脲醛缓释复合肥料的工业化生产方法和装置 |
| CN103304339A (zh) * | 2013-06-29 | 2013-09-18 | 贵州省五谷惠生态农业科技有限公司 | 一种果树专用长效复混肥的生产方法 |
| CN103351222A (zh) * | 2013-06-25 | 2013-10-16 | 湖北华丰生物化工有限公司 | 一种脲甲醛缓控释复合肥的制备工艺 |
-
2014
- 2014-10-23 CN CN201410570901.4A patent/CN104276871B/zh active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6254655B1 (en) * | 1999-03-18 | 2001-07-03 | Oms Investments, Inc. | Processes for preparing granular composite fertilizer compositions and products produced thereby |
| CN1491924A (zh) * | 2002-10-25 | 2004-04-28 | 中国科学院沈阳应用生态研究所 | 一种腐殖酸长效复合肥及其制备方法 |
| CN103011982A (zh) * | 2012-12-29 | 2013-04-03 | 山东金正大生态工程股份有限公司 | 一种脲醛缓释复合肥料的工业化生产方法和装置 |
| CN103351222A (zh) * | 2013-06-25 | 2013-10-16 | 湖北华丰生物化工有限公司 | 一种脲甲醛缓控释复合肥的制备工艺 |
| CN103304339A (zh) * | 2013-06-29 | 2013-09-18 | 贵州省五谷惠生态农业科技有限公司 | 一种果树专用长效复混肥的生产方法 |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104744082A (zh) * | 2015-03-17 | 2015-07-01 | 安徽中农化工国际贸易有限公司 | 脲醛粉体制备方法 |
| CN105418169A (zh) * | 2015-12-24 | 2016-03-23 | 贵州省化工研究院 | 一种脲甲醛缓释肥的制作工艺 |
| CN105503277A (zh) * | 2015-12-24 | 2016-04-20 | 贵州省化工研究院 | 一种脲甲醛缓释肥料及其生产方法 |
| CN105503279A (zh) * | 2015-12-24 | 2016-04-20 | 贵州省化工研究院 | 一种脲甲醛缓释肥及其制备方法 |
| CN105503278A (zh) * | 2015-12-24 | 2016-04-20 | 贵州省化工研究院 | 一种脲甲醛缓释肥及其制备方法 |
| CN105601381A (zh) * | 2015-12-24 | 2016-05-25 | 稼禾生物股份有限公司 | 一种以黑液为原料的缓释营养肥料及其制备方法 |
| CN107056339A (zh) * | 2016-12-26 | 2017-08-18 | 中化化肥有限公司临沂农业研发中心 | 一种低温浓溶液法直接造粒生产脲甲醛缓释复合肥的方法 |
| CN107567927A (zh) * | 2017-09-29 | 2018-01-12 | 颍上庆丰农牧发展有限公司 | 一种增产增质猕猴桃的种植方法 |
| CN107879766A (zh) * | 2017-11-08 | 2018-04-06 | 贵州省化工研究院 | 一种脲甲醛改性方法以及改性脲甲醛及其应用 |
| CN110386848A (zh) * | 2018-04-18 | 2019-10-29 | 吉林澳佳农业科技有限公司 | 一种腐植酸脲醛缓释螯合肥及制备方法和应用 |
| CN108440136A (zh) * | 2018-05-25 | 2018-08-24 | 贵州省化工研究院 | 一种氮缓释型有机肥料的生产方法 |
| CN109757474A (zh) * | 2019-03-05 | 2019-05-17 | 广西大学 | 一种农药缓释剂的制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104276871B (zh) | 2017-01-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Xiuwen County Da Shi Xiang Da Shi Cun street 550216 Guizhou province Guiyang city group Applicant after: Guizhou Provincial Inst. of Chemical Technology Applicant after: Guizhou Wuguhui Ecological Agriculture Technology Co., Ltd. Address before: 550009 No. 5 sunning dam, Guiyang City, Guizhou Province Applicant before: Guizhou Provincial Inst. of Chemical Technology Applicant before: Guizhou Wuguhui Ecological Agriculture Technology Co., Ltd. |
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| CB03 | Change of inventor or designer information |
Inventor after: Tian Juan Inventor after: Ma Fubo Inventor after: Chen Wenxing Inventor after: Zhou Changping Inventor after: Yu Jiang Inventor before: Tian Juan Inventor before: Chen Wenxing Inventor before: Yu Jiang Inventor before: Zhou Changping Inventor before: Jiang Renbo Inventor before: Yang Jie |
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| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |