BR112023000267A2 - EMULSIFICATION PROCESS, METHOD OF PRODUCING AN AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, USE OF CATIONIC NANOFIBRILLATED CELLULOSE AS STABILIZERS FOR EMULSIONS AND USE OF THE EMULSIFICATION PROCESS - Google Patents

EMULSIFICATION PROCESS, METHOD OF PRODUCING AN AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, USE OF CATIONIC NANOFIBRILLATED CELLULOSE AS STABILIZERS FOR EMULSIONS AND USE OF THE EMULSIFICATION PROCESS

Info

Publication number
BR112023000267A2
BR112023000267A2 BR112023000267A BR112023000267A BR112023000267A2 BR 112023000267 A2 BR112023000267 A2 BR 112023000267A2 BR 112023000267 A BR112023000267 A BR 112023000267A BR 112023000267 A BR112023000267 A BR 112023000267A BR 112023000267 A2 BR112023000267 A2 BR 112023000267A2
Authority
BR
Brazil
Prior art keywords
cationic
nanofibrillated cellulose
aqueous suspension
emulsification process
emulsions
Prior art date
Application number
BR112023000267A
Other languages
Portuguese (pt)
Inventor
Bernardes Juliana
Da Silva Caroline
Loh Watson
Chiu Tam Kam
Original Assignee
Cnpem Centro Nac De Pesquisa Em Energia E Materiais
Unicamp Univ Estadual De Campinas
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cnpem Centro Nac De Pesquisa Em Energia E Materiais, Unicamp Univ Estadual De Campinas filed Critical Cnpem Centro Nac De Pesquisa Em Energia E Materiais
Publication of BR112023000267A2 publication Critical patent/BR112023000267A2/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
    • D21H11/18—Highly hydrated, swollen or fibrillatable fibres
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
    • A23L29/206—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of vegetable origin
    • A23L29/262—Cellulose; Derivatives thereof, e.g. ethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
    • C08B15/04—Carboxycellulose, e.g. prepared by oxidation with nitrogen dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/14—Preparation of cellulose esters of organic acids in which the organic acid residue contains substituents, e.g. NH2, Cl
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H8/00—Macromolecular compounds derived from lignocellulosic materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • C08L1/04—Oxycellulose; Hydrocellulose, e.g. microcrystalline cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/10—Esters of organic acids, i.e. acylates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
    • D21H11/20—Chemically or biochemically modified fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Dispersion Chemistry (AREA)
  • Nutrition Science (AREA)
  • Food Science & Technology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Colloid Chemistry (AREA)

Abstract

PROCESSO DE EMULSIFICAÇÃO, MÉTODO DE PRODUÇÃO DE UMA SUSPENSÃO AQUOSA DE CELULOSE NANOFIBRILADA CATIÔNICA, SUSPENSÃO AQUOSA DE CELULOSE NANOFIBRILADA CATIÔNICA, USO DE CELULOSE NANOFIBRILADA CATIÔNICA COMO ESTABILIZANTES PARA EMULSÕES E USO DO PROCESSO DE EMULSIFICAÇÃO. O presente pedido provê celulose nanofibrilada catiônica (cNFC), a qual pode ser utilizada como estabilizante para emulsões, e provê processos para obtenção destas cNFCs e emulsões. Estas emulsões podem ser utilizadas em muitas aplicações, por exemplo, na preparação de cosméticos e formulações farmacêuticas. O presente pedido está dentro do campo de físico-química, nanotecnologia, cosmetologia e farmácia.EMULSIFICATION PROCESS, METHOD OF PRODUCING AN AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, USE OF CATIONIC NANOFIBRILLATED CELLULOSE AS STABILIZERS FOR EMULSIONS AND USE OF THE EMULSIFICATION PROCESS. The present application provides cationic nanofibrillated cellulose (cNFC), which can be used as a stabilizer for emulsions, and provides processes for obtaining these cNFCs and emulsions. These emulsions can be used in many applications, for example in the preparation of cosmetics and pharmaceutical formulations. The present application is within the field of physical chemistry, nanotechnology, cosmetology and pharmacy.

BR112023000267A 2020-07-07 2020-07-07 EMULSIFICATION PROCESS, METHOD OF PRODUCING AN AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, USE OF CATIONIC NANOFIBRILLATED CELLULOSE AS STABILIZERS FOR EMULSIONS AND USE OF THE EMULSIFICATION PROCESS BR112023000267A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/BR2020/050249 WO2022006644A1 (en) 2020-07-07 2020-07-07 Nanofibrillated cellulose emulsion, emulsification process, use of cationic nanofibrillated cellulose and use of emulsion

Publications (1)

Publication Number Publication Date
BR112023000267A2 true BR112023000267A2 (en) 2023-01-31

Family

ID=79553358

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023000267A BR112023000267A2 (en) 2020-07-07 2020-07-07 EMULSIFICATION PROCESS, METHOD OF PRODUCING AN AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, USE OF CATIONIC NANOFIBRILLATED CELLULOSE AS STABILIZERS FOR EMULSIONS AND USE OF THE EMULSIFICATION PROCESS

Country Status (2)

Country Link
BR (1) BR112023000267A2 (en)
WO (1) WO2022006644A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117887304B (en) * 2023-12-25 2024-07-02 湛江卷烟包装材料印刷有限公司 Water-based printing ink, preparation method thereof and application thereof in cigarette packets

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB986999A (en) * 1963-08-21 1965-03-24 Pakistan Council Of Scient And A process for the production of sodium carboxymethylcellulose from jute and oil-in-water emulsions prepared therefrom
GB1113248A (en) * 1963-12-05 1968-05-08 British Bewoid Company Ltd Improvements in or relating to emulsions of fatty acids
FI124464B (en) * 2009-04-29 2014-09-15 Upm Kymmene Corp Process for the preparation of pulp slurry, pulp slurry and paper
FI127526B (en) * 2012-11-03 2018-08-15 Upm Kymmene Corp Method for producing nanofibrillar cellulose
SE538250C2 (en) * 2012-11-09 2016-04-12 In-line production method for papermaking
KR101550656B1 (en) * 2013-11-26 2015-09-08 한국생산기술연구원 A preparation method of nanofibrillated cellulose
WO2018031859A1 (en) * 2016-08-12 2018-02-15 Fmc Corporation A colloidal stabilizer effective at low concentrations
CA2994072A1 (en) * 2018-02-06 2019-08-06 Tam, Michael K. C. Amphiphilic cellulose nanocrystals, method of producing same and used thereof
CN109608554B (en) * 2018-11-30 2021-02-09 浙江农林大学 Preparation method of antibacterial cationic nano-fibrillated cellulose

Also Published As

Publication number Publication date
WO2022006644A1 (en) 2022-01-13

Similar Documents

Publication Publication Date Title
Jing et al. Interaction of ionic liquids with a lipid bilayer: a biophysical study of ionic liquid cytotoxicity
BR112019004246A2 (en) composition, method for adjustable derivatization, process product, cellulose-based material, emulsion formulation, carrier composition, hydrophobic soft material, method for making a soft material, method for producing a cellulose-based material, surface coating composition, and surface coating agent
BR112018077297A2 (en) hair cosmetic and hair care process
BR112022002599A2 (en) EXTRACELLULAR VESICLE BOUND TO MOLECULES AND USES OF IT
BR112016028230A2 (en) process for making microfibrillated cellulose, homogenizer, microfibrillated cellulose and gel-like dispersion of microfibrillate cellulose
Chiappisi et al. Chitosan/alkylethoxy carboxylates: a surprising variety of structures
BR112015031457A2 (en) process for preparing a cross-linked hyaluronic acid product
AR111978A1 (en) PROCESS FOR THE PRODUCTION OF A NANOCELLULOSE MATERIAL
BR112018010406A2 (en) microcapsules, microcapsule dispersion, microcapsule preparation process and method for the control of phytopathogenic fungi
BR112023000267A2 (en) EMULSIFICATION PROCESS, METHOD OF PRODUCING AN AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, AQUEOUS SUSPENSION OF CATIONIC NANOFIBRILLATED CELLULOSE, USE OF CATIONIC NANOFIBRILLATED CELLULOSE AS STABILIZERS FOR EMULSIONS AND USE OF THE EMULSIFICATION PROCESS
BR112017010341A2 (en) a cosmetic composition comprising an organosilane, a cationic surfactant and a cationic polymer having a charge density greater than or equal to 4 meq / g
BR0215447A (en) Method of obtaining new formulations based on lutein
Ngan et al. Comparison of process parameter optimization using different designs in nanoemulsion-based formulation for transdermal delivery of fullerene
CL2012000243A1 (en) Hydrogel comprising hyaluronic acid modified by reaction with divinylsulfone, and a thiol crosslinking agent; Preparation method; composition that contains it; its use. modified hyaluronic acid; Preparation method; its use.
BR9914377A (en) Process for producing an emulsion containing antiperspirant, antiperspirant emulsion, and using it
BR112018001178A2 (en) composition, lyophil, lyophil production process, product preparation process and drug product
BR112012014558A2 (en) new transdermal hydrogel dexibuprofen composition
Kirchenbuechler et al. Direct visualization of flow-induced conformational transitions of single actin filaments in entangled solutions
DE102010018462A1 (en) Vaccines for protection against influenza
BR112012030959A2 (en) alkali swellable acrylic emulsions comprising acrylic acid, its use in aqueous formulations and formulations containing the same
BR112019006346A2 (en) cosmetic hair compositions and methods for treating hair and giving hair one or more hair care effects
MX2023007608A (en) Homogeneous biopolymer suspensions, processes for making same and uses thereof.
BR112018008795A2 (en) method and device for manufacturing a homogeneously distributed microparticle suspension in an aqueous liquid carrier
BR112018013455A2 (en) compositions and methods for treating keratinous substrates
Thompson et al. Shampoo science: a review of the physiochemical processes behind the function of a shampoo

Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]