Process For Manufacturing Non Fibrillating Cellulosic Fiber


Updated about 1 year ago

Abstract

ABSTRACTPROCESS FOR MANUFACTURING NON-FIBRILLATING CELLULOSIC FIBERA process for preparing spun cellulosic fibers is disclosed. The process comprises preparing a solution of cellulose in an ionic liquid, spinning the solution of cellulose to obtain spun cellulosic fibers, passing the spun cellulosic fibers sequentially through at least three baths having ionic liquid, wherein the concentration of ionic liquid in the first bath is in a range of 40-85% w/w, maintained at a temperature in a range of 5?C to 60?C, and the concentration of ionic liquid in each bath is lower than the preceding bath, and imparting a stretch to the spun cellulosic fibers in the first bath in a range of 15% to 100%. Spun cellulosic fibers having a fibrillation index of not more than 3 is also disclosed.

Information

Application ID 1553/MUM/2013
Invention Field POLYMER TECHNOLOGY
Date of Application 2013-04-29
Publication Number 01/2015

Applicants

Name Address Country Nationality
GRASIM INDUSTRIES LIMITED BIRLAGRAM, NAGDA 456 331, MADHYA PRADESH, INDIA. India India

Inventors

Name Address Country Nationality
PREETI LODHA ENGINEERING IIT BOMBAY, POWAI, MUMBAI - 400076, INDIA India India
LALASO VISHNU MOHITE FLAT NO. 2002, 20TH FLOOR, CAUVERY WING, THARWANI RIVIERA, PLOT NO.37, SECTOR-351, KHARGHAR, NAVI, MUMBAI - 410210, INDIA India India
SAYANTANI SAHA 41E/1A, PALM AVENUE, KOLKATA - 700019, INDIA India India
BANDU MADHUKAR KALE AT:- RAOKALEWADI, POST:-RASHIN, TALUKA KARJAT, DIST:-AHMEDNAGAR, PIN - 414 403, MAHARASHTRA, INDIA India India
RENUKA MAKWANA A501, TULSI GAGAN, PLOT NO 28, SECTOR 21, KHARGHAR 410210, MAHARASHTRA, INDIA India India

Specification

Documents

Name Date
Form-2(Online).pdf 2018-08-11
Form 2.pdf 2018-08-11
1553-MUM-2013-FORM 3.pdf 2018-08-11
Form 13.pdf 2018-08-11
1553-MUM-2013-POWER OF ATTORNEY(4-6-2014).pdf 2018-08-11
1553-MUM-2013-FORM 2(TITLE PAGE).pdf 2018-08-11
1553-MUM-2013-DESCRIPTION(PROVISIONAL).pdf 2018-08-11
1553-MUM-2013-FORM 1.pdf 2018-08-11
1553-MUM-2013-FORM 2.pdf 2018-08-11
1553-MUM-2013-ASSIGNMENT(24-3-2014).pdf 2018-08-11
1553-MUM-2013-CORRESPONDENCE.pdf 2018-08-11
1553-MUM-2013-FER.pdf 2018-10-29
1553-MUM-2013-CORRESPONDENCE(24-3-2014).pdf 2018-08-11
1553-MUM-2013-CORRESPONDENCE(4-6-2014).pdf 2018-08-11
1553-MUM-2013-Correspondence-051214.pdf 2018-08-11
1553-MUM-2013-OTHERS [27-02-2019(online)].pdf 2019-02-27
1553-MUM-2013-FORM 3 [27-02-2019(online)].pdf 2019-02-27
1553-MUM-2013-FER_SER_REPLY [27-02-2019(online)].pdf 2019-02-27
1553-MUM-2013-CLAIMS [27-02-2019(online)].pdf 2019-02-27
1553-MUM-2013-PETITION UNDER RULE 137 [05-03-2019(online)].pdf 2019-03-05
1553-MUM-2013-RELEVANT DOCUMENTS [22-07-2021(online)].pdf 2021-07-22
1553-MUM-2013-IntimationOfGrant06-03-2019.pdf 2019-03-06
1553-MUM-2013-RELEVANT DOCUMENTS [04-03-2020(online)].pdf 2020-03-04
1553-MUM-2013-PatentCertificate06-03-2019.pdf 2019-03-06
1553-MUM-2013-RELEVANT DOCUMENTS [05-07-2022(online)].pdf 2022-07-05
Form-2(Online).pdf 2018-08-11
1553-MUM-2013-FORM 2(TITLE PAGE).pdf 2018-08-11
1553-MUM-2013-FORM 2.pdf 2018-08-11
Form 13.pdf 2018-08-11
1553-MUM-2013-CORRESPONDENCE.pdf 2018-08-11
1553-MUM-2013-FORM 3.pdf 2018-08-11
1553-MUM-2013-FORM 1.pdf 2018-08-11
1553-MUM-2013-POWER OF ATTORNEY(4-6-2014).pdf 2018-08-11
Form 2.pdf 2018-08-11
1553-MUM-2013-DESCRIPTION(PROVISIONAL).pdf 2018-08-11
1553-MUM-2013-CORRESPONDENCE(24-3-2014).pdf 2018-08-11
1553-MUM-2013-FORM 3 [27-02-2019(online)].pdf 2019-02-27
1553-MUM-2013-Correspondence-051214.pdf 2018-08-11
1553-MUM-2013-OTHERS [27-02-2019(online)].pdf 2019-02-27
1553-MUM-2013-CORRESPONDENCE(4-6-2014).pdf 2018-08-11
1553-MUM-2013-FER.pdf 2018-10-29
1553-MUM-2013-FER_SER_REPLY [27-02-2019(online)].pdf 2019-02-27
1553-MUM-2013-IntimationOfGrant06-03-2019.pdf 2019-03-06
1553-MUM-2013-RELEVANT DOCUMENTS [04-03-2020(online)].pdf 2020-03-04
1553-MUM-2013-PETITION UNDER RULE 137 [05-03-2019(online)].pdf 2019-03-05
1553-MUM-2013-CLAIMS [27-02-2019(online)].pdf 2019-02-27
1553-MUM-2013-PatentCertificate06-03-2019.pdf 2019-03-06
1553-MUM-2013-RELEVANT DOCUMENTS [05-07-2022(online)].pdf 2022-07-05
1553-MUM-2013-RELEVANT DOCUMENTS [22-07-2021(online)].pdf 2021-07-22
1553-MUM-2013-ASSIGNMENT(24-3-2014).pdf 2018-08-11

Orders

Applicant Section Controller Decision Date URL