CN104496566A - 一种大颗粒尿素表面再造方法 - Google Patents
一种大颗粒尿素表面再造方法 Download PDFInfo
- Publication number
- CN104496566A CN104496566A CN201410461612.0A CN201410461612A CN104496566A CN 104496566 A CN104496566 A CN 104496566A CN 201410461612 A CN201410461612 A CN 201410461612A CN 104496566 A CN104496566 A CN 104496566A
- Authority
- CN
- China
- Prior art keywords
- urea
- granular urea
- granular
- liquid making
- rice
- 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.)
- Granted
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 166
- 239000004202 carbamide Substances 0.000 title claims abstract description 100
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000008187 granular material Substances 0.000 title abstract description 12
- 238000007634 remodeling Methods 0.000 title abstract 5
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 40
- 239000007788 liquid Substances 0.000 claims description 31
- 241000209094 Oryza Species 0.000 claims description 14
- 235000007164 Oryza sativa Nutrition 0.000 claims description 14
- 229920001807 Urea-formaldehyde Polymers 0.000 claims description 14
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 claims description 14
- 235000009566 rice Nutrition 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 11
- 239000007864 aqueous solution Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 2
- 239000012467 final product Substances 0.000 claims description 2
- 238000007373 indentation Methods 0.000 claims description 2
- 238000000576 coating method Methods 0.000 abstract description 23
- 239000011248 coating agent Substances 0.000 abstract description 21
- 239000000463 material Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005507 spraying Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 3
- 229920005989 resin Polymers 0.000 abstract description 3
- 239000011347 resin Substances 0.000 abstract description 3
- 238000004381 surface treatment Methods 0.000 abstract description 2
- 238000004090 dissolution Methods 0.000 abstract 1
- 235000013877 carbamide Nutrition 0.000 description 66
- 239000003337 fertilizer Substances 0.000 description 30
- 235000015097 nutrients Nutrition 0.000 description 9
- 239000000126 substance Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000005282 brightening Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000010006 flight Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 235000021049 nutrient content Nutrition 0.000 description 3
- 229920000620 organic polymer Polymers 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- GMIMEXBGMYDQTO-UHFFFAOYSA-N C=O.C=O.NC(N)=O Chemical compound C=O.C=O.NC(N)=O GMIMEXBGMYDQTO-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009418 agronomic effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/005—Post-treatment
-
- 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 (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410461612.0A CN104496566B (zh) | 2014-09-12 | 2014-09-12 | 一种大颗粒尿素表面再造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410461612.0A CN104496566B (zh) | 2014-09-12 | 2014-09-12 | 一种大颗粒尿素表面再造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104496566A true CN104496566A (zh) | 2015-04-08 |
CN104496566B CN104496566B (zh) | 2017-05-31 |
Family
ID=52938043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410461612.0A Active CN104496566B (zh) | 2014-09-12 | 2014-09-12 | 一种大颗粒尿素表面再造方法 |
Country Status (1)
Country | Link |
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CN (1) | CN104496566B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107840682A (zh) * | 2017-11-16 | 2018-03-27 | 山东茂施生态肥料有限公司 | 一种改进的大颗粒尿素表面再造方法 |
CN108530193A (zh) * | 2018-06-21 | 2018-09-14 | 上海永通生态工程股份有限公司 | 一种聚氨酯包膜控释肥肥芯的预处理方法 |
CN109081734A (zh) * | 2018-09-18 | 2018-12-25 | 山东农业大学 | 一种包膜缓控释肥料肥芯颗粒表面改性装置及改性方法 |
CN110526746A (zh) * | 2019-08-05 | 2019-12-03 | 深圳市芭田生态工程股份有限公司 | 一种聚氨酯包膜尿素的表面处理方法及聚氨酯包膜尿素 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH082988A (ja) * | 1994-06-17 | 1996-01-09 | Reitetsuku Kk | 遅効性被覆粒状肥料の製造方法 |
EP0653961B1 (en) * | 1992-08-07 | 1996-06-19 | Hydro Agri Sluiskil B.V. | Process for the production of urea granules |
JP3585292B2 (ja) * | 1995-06-30 | 2004-11-04 | 積水化成品工業株式会社 | 被覆粒状肥料及びその製造方法 |
CN1569773A (zh) * | 2004-04-27 | 2005-01-26 | 山东农业大学 | 以喷涂尿素为底涂层的改性环氧树脂包膜控释肥料 |
CN1569769A (zh) * | 2003-07-21 | 2005-01-26 | 南京大学 | 包膜型缓释尿素及其制备方法 |
CN101659583A (zh) * | 2009-09-09 | 2010-03-03 | 中国海洋石油总公司 | 一种颗粒肥料的后处理方法 |
CN102584494A (zh) * | 2012-02-08 | 2012-07-18 | 福建师范大学 | 一种原位包膜控释肥料尿素缓释颗粒肥的制备方法 |
-
2014
- 2014-09-12 CN CN201410461612.0A patent/CN104496566B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0653961B1 (en) * | 1992-08-07 | 1996-06-19 | Hydro Agri Sluiskil B.V. | Process for the production of urea granules |
JPH082988A (ja) * | 1994-06-17 | 1996-01-09 | Reitetsuku Kk | 遅効性被覆粒状肥料の製造方法 |
JP3585292B2 (ja) * | 1995-06-30 | 2004-11-04 | 積水化成品工業株式会社 | 被覆粒状肥料及びその製造方法 |
CN1569769A (zh) * | 2003-07-21 | 2005-01-26 | 南京大学 | 包膜型缓释尿素及其制备方法 |
CN1569773A (zh) * | 2004-04-27 | 2005-01-26 | 山东农业大学 | 以喷涂尿素为底涂层的改性环氧树脂包膜控释肥料 |
CN101659583A (zh) * | 2009-09-09 | 2010-03-03 | 中国海洋石油总公司 | 一种颗粒肥料的后处理方法 |
CN102584494A (zh) * | 2012-02-08 | 2012-07-18 | 福建师范大学 | 一种原位包膜控释肥料尿素缓释颗粒肥的制备方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107840682A (zh) * | 2017-11-16 | 2018-03-27 | 山东茂施生态肥料有限公司 | 一种改进的大颗粒尿素表面再造方法 |
CN108530193A (zh) * | 2018-06-21 | 2018-09-14 | 上海永通生态工程股份有限公司 | 一种聚氨酯包膜控释肥肥芯的预处理方法 |
CN109081734A (zh) * | 2018-09-18 | 2018-12-25 | 山东农业大学 | 一种包膜缓控释肥料肥芯颗粒表面改性装置及改性方法 |
CN109081734B (zh) * | 2018-09-18 | 2024-04-26 | 山东农业大学 | 一种包膜缓控释肥料肥芯颗粒表面改性装置及改性方法 |
CN110526746A (zh) * | 2019-08-05 | 2019-12-03 | 深圳市芭田生态工程股份有限公司 | 一种聚氨酯包膜尿素的表面处理方法及聚氨酯包膜尿素 |
Also Published As
Publication number | Publication date |
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CN104496566B (zh) | 2017-05-31 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Chunfen Inventor before: Zhong Chenghu |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHONG CHENGHU TO: WANG CHUNFEN |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20161228 Address after: 276000 Kunming Road, Linyi Economic Development Zone, Shandong, No. 66, No. Applicant after: Shandong Moith Ecological Fertilizer Co., Ltd. Address before: 230000 Anhui Province, Shushan District, the Yangtze River West Road, No. 1407 Xin Peng building room, room 304 Applicant before: ANHUI SHILEBU CONTROLLED-RELEASE FERTILIZER CO., LTD. |
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GR01 | Patent grant | ||
GR01 | Patent grant |