A CROSSLINKED POLYMER FOR DEWAXING – PREPARATION AND IMPLEMENTATIONS THEREOF

World Intellectual Property Organization Patent

APP PUB NO WO-2021255747-A1
SERIAL NO

PCTIN2021050393

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Abstract

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The present disclosure discloses a crosslinked polymer for dewaxing the lubricating oils, the polymer derived from (a) 70-77 weight percentage of at least one alkyl acrylate; (b) 23-28 weight percentage of at least one vinyl aromatic hydrocarbon; (c) 0.1-2.5 weight percentage of at least one crosslinker; and (d) 0.75-2.5 weight percentage of at least one initiator and wherein the polymer has a number average molecular weight in the range of 5000-15000. The present disclosure discloses a convenient process for preparing the crosslinked polymer. The present disclosure further reveals a method for dewaxing the lubricating oil.

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Patent Owner(s)

Patent OwnerAddress
HINDUSTAN PETROLEUM CORP LTDIN

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Inventor(s)

Inventor Name Address
GANAGALLA SRINIVASA RAO DEVANAGONTHI BANGALORE 560067
GNANASEKARAN VALAVARASU HINDUSTAN PETROLEUM GREEN R&D CENTRE HPCL KIADB INDUSTRIAL AREA TARABAHALLI DEVANAGUNDI HOSKOTE TALUK BENGALURU 560067 560067
KOTTARI NARESH BENGALURU
CHINTALAPATI SIVA KESAVA RAJU BANGALORE 560067
BALASUBRAMANIAM RAVI BENGALURU

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