Fertilizer compositions consisting of isobutylidene-diurea and method of using

• US 3,322,528 A
• Filed: 08/22/1961
• Issued: 05/30/1967
• Est. Priority Date: 08/30/1960
• Status: Expired due to Term

• Current Assignee: Masao Hamamoto, Yasuhiro Sakaki
• Original Assignee: Masao Hamamoto, Yasuhiro Sakaki
• Inventors: MASAO HAMAMOTO, YASUHIRO SAKAKI
• Application Number:
  US04/134,047
• Time in Patent Office: 2,107 Days
• US Class Current: 71/29
• CPC Class Codes: C05C 9/00 Fertilisers containing urea or urea compounds
• CPC Class Codes: C05C 9/02 containing urea-formaldehyde condensates
• CPC Class Codes: C07C 273/1863 from urea
• CPC Class Codes: C07C 275/14 being further substituted by nitrogen atoms not being part of nitro or nitroso groups

Claims

5. A METHOD OF FERTILIZING THE SOIL WHICH COMPRISES DISTRIBUTING OVER SAID SOIL THE CONDENSATION REACTION PRODUCT OF ISOBUTYL ALDEHYDE WITH UREA IN WHICH THE RATIO OF UREA TO THE ALDEHYDE IS AT LEAST 2 TO 1.