US 12,122,907 B2
Compounds, compositions and methods for utilization of non-coking coal
Debjani Nag, Jamshedpur (IN); Soumitra Ghorai, Jamshedpur (IN); Ajinkya Meshram, Jamshedpur (IN); Bidyut Das, Jamshedpur (IN); Ranjan Kumar Singh, Jamshedpur (IN); Pratik Swarup Dash, Jamshedpur (IN); and Binod Sharma, Sundargarh (IN)
Assigned to Tata Steel Limited, Jamshedpur (IN); and Sreechem Resin Limited, Sundargarh (IN)
Appl. No. 17/436,768
Filed by Tata Steel Limited, Jamshedpur (IN); and Sreechem Resin Limited, Sundargarh (IN)
PCT Filed Mar. 8, 2020, PCT No. PCT/IB2020/051998
§ 371(c)(1), (2) Date Sep. 7, 2021,
PCT Pub. No. WO2020/183336, PCT Pub. Date Sep. 17, 2020.
Claims priority of application No. 201931009178 (IN), filed on Mar. 8, 2019.
Prior Publication US 2022/0186020 A1, Jun. 16, 2022
Int. Cl. C08L 61/06 (2006.01); C08G 8/04 (2006.01); C10B 57/06 (2006.01)
CPC C08L 61/06 (2013.01) [C08G 8/04 (2013.01); C10B 57/06 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A composition comprising a compound of formula I, hydrogen donor solvent, carbonaceous material, tackifier and rheological polymers, wherein the rheological polymer is a polymer used to improve the rheological properties of fluidity/plasticity of coal, wherein the compound of Formula I is

OG Complex Work Unit Chemistry
wherein,
‘Ar’ is either phenyl or naphthyl;
‘R1’ is either hydrogen or hydroxy, wherein ‘R1’ is attached to ‘Ar’ moiety at one or more positions;
‘m’ ranges from 1 to 15;
‘n’ ranges from 10 to 95
wherein the hydrogen donor solvent is selected from a group comprising para octyl phenol, sorbitol, isopropanol and combinations thereof wherein the carbonaceous material is graphite based carbonaceous material; and
wherein the tackifier is selected from a group comprising glycol, ethanolamine and combinations thereof.