A PROCESS FOR MANUFACTURING LYOCELL FILAMENT YARN AND AN APPARATUS THEREOF

World Intellectual Property Organization Patent

APP PUB NO WO-2020222258-A1
SERIAL NO

PCTIN2020050395

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Abstract

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The present invention relates to a process for manufacturing lyocell filament yarn with improved mechanical properties and an apparatus thereof. The process involves washing of filament yarn with sequential decrease in NMMO concentrations and filament yarn drying under relaxed conditions. Additionally, the present invention also provides a compact washing and drying apparatus that uses controlled air gap spinning thereby resulting in production of LFY under relaxed conditions and also having a higher mechanical properties & productivity.

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Patent Owner(s)

Patent OwnerAddress
ADITYA BIRLA SCIENCE AND TECH COMPANY PVT LTDIN

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Inventor(s)

Inventor Name Address
NAGARKAR SHAILESH PRAKASH ADITYA BIRLA SCIENCE AND TECHNOLOGY COMPANY PVT LTD PLOT NUMBER 1 AND 1-A/1 TALOJA MIDC TALUKA- PANVEL DISTRICT- RAIGAD MAHARASHTRA 410208 410208
SHINGOTE SANTOSH SHIVAJI ADITYA BIRLA SCIENCE AND TECHNOLOGY COMPANY PVT LTD PLOT NUMBER 1 AND 1-A/1 TALOJA MIDC TALUKA- PANVEL DISTRICT- RAIGAD MAHARASHTRA 410208 410208
KALE BANDU MADHUKAR K- 4 ADITYA NAGAR NEAR BIRLA TEMPLE RAJENDRA BHUVAN ROAD VERAVAL DIST GIR SOMNATH GUJARAT 362266 362266
MOHITE LALASO VISHNU ADITYA BIRLA SCIENCE AND TECHNOLOGY COMPANY PVT LTD PLOT NUMBER 1 AND 1-A/1 TALOJA MIDC TALUKA- PANVEL DISTRICT- RAIGAD MAHARASHTRA 410208 410208
THAKRE SHIRISH SHESHRAO ADITYA BIRLA SCIENCE AND TECHNOLOGY COMPANY PVT LTD PLOT NUMBER 1 AND 1-A/1 TALOJA MIDC TALUKA- PANVEL DISTRICT- RAIGAD MAHARASHTRA 410208 410208
DUTTA SUVANKAR MADHUSUDAN ADITYA BIRLA SCIENCE AND TECHNOLOGY COMPANY PVT LTD PLOT NUMBER 1 AND 1-A/1 TALOJA MIDC TALUKA- PANVEL DISTRICT- RAIGAD MAHARASHTRA 410208 410208
SHARMA ROOP KISHORE STAFF QUARTER-32 OPPOSITE KAMDAR GARBI VERAVAL- DIST- GIR SOMNATH GUJARAT 362266 362266
LIMBANI MANISHKUMAR GOVINDBHAI RAYON OFFICER QUARTER BLOCK NO-11/3 NEAR- RAYON CRICKET GROUND 80 FEET ROAD VERAVAL- DIST GIR SOMNATH GUJARAT 362266 362266
PANKAJ SRIVASTAVA D-2 ADITYA NAGAR BIRLA MANDIR VERAVAL GIRSOMNATH 362266 362266
DAGUR HARENDRA SINGH UNIT HEAD GRASIM INDUSTRIES LTD UNIT- INDIAN RAYON VERAVAL DIST GIR SOMNATH GUJARAT 362266 362266

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