The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 23, 2016
Filed:
Jun. 07, 2011
Gerard Jan Kwant, Sittard, NL;
Christiaan Johannes Cornelis Stoelwinder, Sittard, NL;
Bas Van Laarhoven, Maastricht, NL;
Gerard Jan Kwant, Sittard, NL;
Christiaan Johannes Cornelis Stoelwinder, Sittard, NL;
Bas van Laarhoven, Maastricht, NL;
DSM IP ASSETS B.V., Heerlen, NL;
Abstract
The invention relates to a method for producing a free flowing flame retardant material, comprising steps of i. preparing an aqueous slurry from a freshly prepared moist melam having a water content of at least 8 wt. %, relative to the total weight of the moist melam, the slurry comprising water, melam and a water soluble polymeric binding agent, wherein the melam is present in an amount of 5-35 wt. % relative to the total weight of the slurry, and the water soluble polymeric binding agent is present in an amount of 0.5-8 wt. % relative to the total amount of melam and the water soluble polymeric binding agent; ii. drying the slurry in a fluid bed to form a granulate material; and iii. collecting the resulting granulate material. The invention also relates to a melam granulate material, obtainable by said process.