PT117220A - DISINFECTANT SOLUTION COMPRISING ALCOHOL AND CHITOSAN - Google Patents

DISINFECTANT SOLUTION COMPRISING ALCOHOL AND CHITOSAN

Info

Publication number
PT117220A
PT117220A PT117220A PT11722021A PT117220A PT 117220 A PT117220 A PT 117220A PT 117220 A PT117220 A PT 117220A PT 11722021 A PT11722021 A PT 11722021A PT 117220 A PT117220 A PT 117220A
Authority
PT
Portugal
Prior art keywords
chitosan
alcohol
kda
preferentially
disinfectant solution
Prior art date
Application number
PT117220A
Other languages
Portuguese (pt)
Other versions
PT117220B (en
Inventor
Castelo Alves Ferreira Frederico
Manuel Pereira Alves Diogo
Margarida Jorge De Figueiredo Lígia
Da Fonseca Pestana Ascenso Pires Eduardo
Isabel Silva Damas Cabo Verde Sandra
Original Assignee
Inst Superior Tecnico
Bioceramed Ceram Para Aplicacoes Medicas Sa
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 Inst Superior Tecnico, Bioceramed Ceram Para Aplicacoes Medicas Sa filed Critical Inst Superior Tecnico
Priority to PT117220A priority Critical patent/PT117220B/en
Priority to PCT/IB2021/054772 priority patent/WO2022238739A1/en
Publication of PT117220A publication Critical patent/PT117220A/en
Publication of PT117220B publication Critical patent/PT117220B/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N31/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds
    • A01N31/02—Acyclic compounds
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
    • A01P1/00—Disinfectants; Antimicrobial compounds or mixtures thereof

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

A PRESENTE INVENÇÃO DESCREVE UMA SOLUÇÃO QUE COMPREENDE ÁLCOOL E QUITOSANO E/OU DERIVADO(S) DE QUITOSANO; EM QUE O QUITOSANO TEM UM PESO MOLECULAR DE 100 KDA A 500 KDA, PREFERENCIALMENTE DE 150 KDA E 350 KDA; EM QUE O GRAU DE DESACETILAÇÃO DO QUITOSANO É DE PELO MENOS 50%, PREFERENCIALMENTE DE 70 A 99%, E AINDA MAIS PREFERENCIALMENTE DE 80 A 98%; EM QUE A RELAÇÃO PERCENTUAL ENTRE O QUITOSANO E/OU DERIVADO(S) DE QUITOSANO:ÁLCOOL É DE 50:50 A 10:90, PREFERENCIALMENTE DE 40:60 A 20:80; E EM QUE A CONCENTRAÇÃO DE QUITOSANO EM RELAÇÃO À FASE AQUOSA/ÁCIDA É PELO MENOS 0,01%. A PRESENTE INVENÇÃO DESCREVE TAMBÉM UM PROCESSO DE OBTENÇÃO DA SOLUÇÃO AQUI DESCRITA E A SUA UTILIZAÇÃO PARA DESINFEÇÃO DE SUPERFÍCIES.THE PRESENT INVENTION DESCRIBES A SOLUTION COMPRISING ALCOHOL AND CHITOSAN AND/OR CHITOSAN DERIVATIVE(S); IN WHICH THE CHITOSAN HAS A MOLECULAR WEIGHT FROM 100 KDA TO 500 KDA, PREFERENTIALLY FROM 150 KDA AND 350 KDA; IN WHICH THE DEGREE OF DEACETYLATION OF THE CHITOSAN IS AT LEAST 50%, PREFERENTLY FROM 70 TO 99%, AND EVEN MORE PREFERENTIALLY FROM 80 TO 98%; IN WHICH THE PERCENTAGE RATIO BETWEEN CHITOSAN AND/OR CHITOSAN DERIVATIVE(S):ALCOHOL IS FROM 50:50 TO 10:90, PREFERENTIALLY FROM 40:60 TO 20:80; AND IN WHICH THE CONCENTRATION OF CHITOSAN RELATED TO THE AQUEOUS/ACID PHASE IS AT LEAST 0.01%. THE PRESENT INVENTION ALSO DESCRIBES A PROCESS FOR OBTAINING THE SOLUTION DESCRIBED HEREIN AND ITS USE FOR SURFACES DISINFECTION.

PT117220A 2021-05-11 2021-05-11 DISINFECTANT SOLUTION COMPRISING ALCOHOL AND CHITOSAN, PROCESS FOR OBTAINING THEM AND RESPECTIVE USES PT117220B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PT117220A PT117220B (en) 2021-05-11 2021-05-11 DISINFECTANT SOLUTION COMPRISING ALCOHOL AND CHITOSAN, PROCESS FOR OBTAINING THEM AND RESPECTIVE USES
PCT/IB2021/054772 WO2022238739A1 (en) 2021-05-11 2021-05-31 Disinfectant solution comprising alcohol and chitosan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT117220A PT117220B (en) 2021-05-11 2021-05-11 DISINFECTANT SOLUTION COMPRISING ALCOHOL AND CHITOSAN, PROCESS FOR OBTAINING THEM AND RESPECTIVE USES

Publications (2)

Publication Number Publication Date
PT117220A true PT117220A (en) 2023-01-18
PT117220B PT117220B (en) 2024-07-16

Family

ID=76523247

Family Applications (1)

Application Number Title Priority Date Filing Date
PT117220A PT117220B (en) 2021-05-11 2021-05-11 DISINFECTANT SOLUTION COMPRISING ALCOHOL AND CHITOSAN, PROCESS FOR OBTAINING THEM AND RESPECTIVE USES

Country Status (2)

Country Link
PT (1) PT117220B (en)
WO (1) WO2022238739A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0024489D0 (en) 2000-10-06 2000-11-22 Reckitt Benckiser Uk Ltd Improvements in or relating to organic compositions
US6849586B2 (en) 2001-10-26 2005-02-01 S. C. Johnson & Son, Inc. Hard surface cleaners containing chitosan
AU2003217484A1 (en) 2002-03-20 2003-09-29 Showa Denko K. K. Chitosan-containing composition for improving disease resistance and growth of plants
US7968122B2 (en) 2003-12-10 2011-06-28 Adventrx Pharmaceuticals, Inc. Anti-viral pharmaceutical compositions
US20050182021A1 (en) * 2004-01-13 2005-08-18 Nichols Everett J. Polysaccharide alcohol antiseptic gel
US9132296B2 (en) 2007-05-17 2015-09-15 Ag Essence Antimicrobial solution and methods of making and using the same
US20090117213A1 (en) * 2007-11-06 2009-05-07 Clermont Beaulieu Stable solutions having antiviral, antibacterial and hemostatic properties and methods of making thereof

Also Published As

Publication number Publication date
WO2022238739A1 (en) 2022-11-17
PT117220B (en) 2024-07-16

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 20230116

FG3A Patent granted, date of granting

Effective date: 20240711