SU296743A1 - - Google Patents

Info

Publication number

SU296743A1

SU296743A1 SU1252848A SU1252848A SU296743A1 SU 296743 A1 SU296743 A1 SU 296743A1 SU 1252848 A SU1252848 A SU 1252848A SU 1252848 A SU1252848 A SU 1252848A SU 296743 A1 SU296743 A1 SU 296743A1

Authority

SU

USSR - Soviet Union

Prior art keywords

urea

acid

polyphosphates

minutes

ratio

Prior art date

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• XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 10
• 239000004202 carbamide Substances 0.000 description 10
• NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
• 238000000034 method Methods 0.000 description 4
• 235000011007 phosphoric acid Nutrition 0.000 description 4
• 229920000137 polyphosphoric acid Polymers 0.000 description 4
• DZHMRSPXDUUJER-UHFFFAOYSA-N [amino(hydroxy)methylidene]azanium;dihydrogen phosphate Chemical class NC(N)=O.OP(O)(O)=O DZHMRSPXDUUJER-UHFFFAOYSA-N 0.000 description 3
• 238000001035 drying Methods 0.000 description 3
• 238000004519 manufacturing process Methods 0.000 description 3
• 239000001205 polyphosphate Substances 0.000 description 3
• 235000011176 polyphosphates Nutrition 0.000 description 3
• 229920000388 Polyphosphate Polymers 0.000 description 2
• 239000002253 acid Substances 0.000 description 2
• 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
• 238000010924 continuous production Methods 0.000 description 2
• OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
• YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 1
• 150000007513 acids Chemical class 0.000 description 1
• 239000007864 aqueous solution Substances 0.000 description 1
• 238000002425 crystallisation Methods 0.000 description 1
• 230000008025 crystallization Effects 0.000 description 1
• 239000007884 disintegrant Substances 0.000 description 1
• -1 feedstuffs Substances 0.000 description 1
• 239000003337 fertilizer Substances 0.000 description 1
• 239000008187 granular material Substances 0.000 description 1
• 238000000227 grinding Methods 0.000 description 1
• 230000003993 interaction Effects 0.000 description 1
• 238000002844 melting Methods 0.000 description 1
• 230000008018 melting Effects 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 238000004806 packaging method and process Methods 0.000 description 1
• 229910052698 phosphorus Inorganic materials 0.000 description 1
• 239000011574 phosphorus Substances 0.000 description 1
• 239000003755 preservative agent Substances 0.000 description 1
• 238000005096 rolling process Methods 0.000 description 1
• 229920006395 saturated elastomer Polymers 0.000 description 1