Enhanced efficiency fertilizer with urease inhibitor and nitrification separated within the same particle

US11306037B2 · kind B2 · utility

Assignee

• SABIC GLOBAL TECHNOLOGIES B.V. · NL

Inventors

• Ravi Hegde · Bengaluru, IN
• Rajamalleswaramma Koripelly · Bengaluru, IN
• Chandra Mohana · Kanchinakote, IN
• Radha Achanath · Bengaluru, IN
• Samik Gupta · Kanchinakote, IN
• Sabeshan Kanagalingam · Riyadh, SA

Key dates

• Filing date: Apr 12, 2018
• Grant date: Apr 19, 2022
• Expiry date: Oct 22, 2038

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P60/21
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Fertilizer particles with urease inhibitors and nitrification inhibitors are described herein. The fertilizer particles can include a core particle comprising a urease inhibitor and an outer layer comprising a nitrification inhibitor.