Partial depolymerization of hydroxypropylmethyl cellulose for production of low molar mass polymer chains

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Partial depolymerization of hydroxypropylmethyl cellulose for production of low molar mass polymer chains. / Caceres Najarro, Marleny; Petit, Eddy; Deratani, André .

I: Carbohydrate Polymers, Bind 229, 115461, 02.2020.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

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Caceres Najarro, Marleny ; Petit, Eddy ; Deratani, André . / Partial depolymerization of hydroxypropylmethyl cellulose for production of low molar mass polymer chains. I: Carbohydrate Polymers. 2020 ; Bind 229.

Bibtex

@article{1e883af82967452fa79cfef30d4093a4,
title = "Partial depolymerization of hydroxypropylmethyl cellulose for production of low molar mass polymer chains",
abstract = "Low molar mass (LMM) biopolymers are highly required to design functional nanomaterials, which mainly find application in biomedical fields. However, the synthesis of LMM polymer is a challenging task. In this work, we report a partial enzymatic depolymerization process which allows to produce a series of LMM hydroxypropylmethyl cellulose (HPMC) polymer, with a weight average molar mass (M w) under and over 10,000 g mol −1 and low dispersity (Ɖ < 1.5). Variation of the starting HPMC grade, reaction time, and enzyme concentration were the key parameters to control the M w and yield of the target molecules. This approach provides a versatile way of producing LMM HPMCs with varying degrees of substitution, and having a single reactive aldehyde function at one chain extremity. LMM HPMC can find for instance application as building blocks for the development of new functional molecular architectures. ",
keywords = "Controlled polymer, Endoglucanase, HPMC, Hydroxypropylmethyl cellulose, Low molar mass polymer, MOLECULAR-WEIGHT, BLOCK-COPOLYMERS, BEHAVIOR, METHYLCELLULOSE, HYDROLYZED METHYL CELLULOSE, PATTERN, POLYSACCHARIDES, DEGRADATION, SUBSTITUENT DISTRIBUTION",
author = "{Caceres Najarro}, Marleny and Eddy Petit and Andr{\'e} Deratani",
year = "2020",
month = feb,
doi = "10.1016/j.carbpol.2019.115461",
language = "English",
volume = "229",
journal = "Carbohydrate Polymers",
issn = "0144-8617",
publisher = "Pergamon Press",

}

RIS

TY - JOUR

T1 - Partial depolymerization of hydroxypropylmethyl cellulose for production of low molar mass polymer chains

AU - Caceres Najarro, Marleny

AU - Petit, Eddy

AU - Deratani, André

PY - 2020/2

Y1 - 2020/2

N2 - Low molar mass (LMM) biopolymers are highly required to design functional nanomaterials, which mainly find application in biomedical fields. However, the synthesis of LMM polymer is a challenging task. In this work, we report a partial enzymatic depolymerization process which allows to produce a series of LMM hydroxypropylmethyl cellulose (HPMC) polymer, with a weight average molar mass (M w) under and over 10,000 g mol −1 and low dispersity (Ɖ < 1.5). Variation of the starting HPMC grade, reaction time, and enzyme concentration were the key parameters to control the M w and yield of the target molecules. This approach provides a versatile way of producing LMM HPMCs with varying degrees of substitution, and having a single reactive aldehyde function at one chain extremity. LMM HPMC can find for instance application as building blocks for the development of new functional molecular architectures.

AB - Low molar mass (LMM) biopolymers are highly required to design functional nanomaterials, which mainly find application in biomedical fields. However, the synthesis of LMM polymer is a challenging task. In this work, we report a partial enzymatic depolymerization process which allows to produce a series of LMM hydroxypropylmethyl cellulose (HPMC) polymer, with a weight average molar mass (M w) under and over 10,000 g mol −1 and low dispersity (Ɖ < 1.5). Variation of the starting HPMC grade, reaction time, and enzyme concentration were the key parameters to control the M w and yield of the target molecules. This approach provides a versatile way of producing LMM HPMCs with varying degrees of substitution, and having a single reactive aldehyde function at one chain extremity. LMM HPMC can find for instance application as building blocks for the development of new functional molecular architectures.

KW - Controlled polymer

KW - Endoglucanase

KW - HPMC

KW - Hydroxypropylmethyl cellulose

KW - Low molar mass polymer

KW - MOLECULAR-WEIGHT

KW - BLOCK-COPOLYMERS

KW - BEHAVIOR

KW - METHYLCELLULOSE

KW - HYDROLYZED METHYL CELLULOSE

KW - PATTERN

KW - POLYSACCHARIDES

KW - DEGRADATION

KW - SUBSTITUENT DISTRIBUTION

U2 - 10.1016/j.carbpol.2019.115461

DO - 10.1016/j.carbpol.2019.115461

M3 - Journal article

C2 - 31826390

VL - 229

JO - Carbohydrate Polymers

JF - Carbohydrate Polymers

SN - 0144-8617

M1 - 115461

ER -