IT963295B - Cellulosa attivata - Google Patents

Cellulosa attivata

Info

Publication number
IT963295B
IT963295B IT27339/72A IT2733972A IT963295B IT 963295 B IT963295 B IT 963295B IT 27339/72 A IT27339/72 A IT 27339/72A IT 2733972 A IT2733972 A IT 2733972A IT 963295 B IT963295 B IT 963295B
Authority
IT
Italy
Prior art keywords
activated cellulose
cellulose
activated
Prior art date
Application number
IT27339/72A
Other languages
English (en)
Original Assignee
Viscose Development Co Ltd
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 Viscose Development Co Ltd filed Critical Viscose Development Co Ltd
Application granted granted Critical
Publication of IT963295B publication Critical patent/IT963295B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • B01J41/08—Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • B01J41/12—Macromolecular compounds
    • B01J41/16—Cellulose or wood; Derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/08—Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/16—Organic material
    • B01J39/18—Macromolecular compounds
    • B01J39/22—Cellulose or wood; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/14—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with nitrogen-containing groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B13/00—Preparation of cellulose ether-esters
    • C08B13/02—Cellulose ether xanthates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Wood Science & Technology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
IT27339/72A 1971-07-23 1972-07-24 Cellulosa attivata IT963295B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3464571A GB1387265A (en) 1971-07-23 1971-07-23 Ion exchange celluloses

Publications (1)

Publication Number Publication Date
IT963295B true IT963295B (it) 1974-01-10

Family

ID=10368233

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27339/72A IT963295B (it) 1971-07-23 1972-07-24 Cellulosa attivata

Country Status (17)

Country Link
US (1) US3905954A (it)
JP (1) JPS5315470B2 (it)
AU (1) AU469879B2 (it)
BE (1) BE786602A (it)
CA (1) CA975358A (it)
CH (1) CH606117A5 (it)
DE (1) DE2235902A1 (it)
ES (1) ES405084A1 (it)
FR (1) FR2147139B1 (it)
GB (1) GB1387265A (it)
IE (1) IE36584B1 (it)
IL (1) IL39934A (it)
IT (1) IT963295B (it)
NL (1) NL172033C (it)
NO (1) NO137755C (it)
SE (1) SE408271B (it)
ZA (1) ZA725059B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4154676A (en) * 1971-07-23 1979-05-15 Viscose Development Co., Ltd. Ion exchange process using activated regenerated cellulose
US4154675A (en) * 1972-06-02 1979-05-15 Viscose Group Limited Ion exchange processes using cellulosic materials
US4194024A (en) * 1973-12-24 1980-03-18 Hoechst Aktiengesellschaft Method of making hydrophilic articles of water-insoluble polymers
US4200558A (en) * 1973-12-24 1980-04-29 Hoechst Aktiengesellschaft Method of producing hydrophilic articles of water-insoluble polymers
US4063017A (en) * 1976-04-22 1977-12-13 Purdue Research Foundation Porous cellulose beads and the immobilization of enzymes therewith
CA1093991A (en) * 1977-02-17 1981-01-20 Hideo Hirohara Enzyme immobilization with pullulan gel
JPS60129105A (ja) * 1983-12-14 1985-07-10 エクソン・リサ−チ・アンド・エンジニアリング・カンパニ− 非水性液分離用の変性された再生セルロ−ス膜
US4933284A (en) * 1986-05-07 1990-06-12 Uop Regenerable dialkylaminoalkyl cellulose support matrix for immobilizing biologically active materials
FR2601593B1 (fr) * 1986-07-16 1994-04-15 Cellulose Pin Materiau hydrophile biocompatible, procede de fabrication et applications
JP2657807B2 (ja) * 1987-07-20 1997-09-30 ダイセル化学工業株式会社 核酸除去剤
DE4041903A1 (de) * 1990-12-27 1992-07-02 Freising Chem Fab Vorrichtung zum trennen von gemischen aus miteinander nicht mischbaren fluessigkeiten
US5690996A (en) * 1992-11-02 1997-11-25 Sepragen Cross-linked cellulose sponge
GB9304151D0 (en) * 1993-03-02 1993-04-21 Courtaulds Plc Fibre
DE4417211A1 (de) * 1994-05-17 1995-11-23 Hoechst Ag Aminierung von Regeneratcellulose
ATE168143T1 (de) * 1994-05-17 1998-07-15 Dystar Textilfarben Gmbh & Co Aminierung von cellulosischen synthesefasern
US8919662B2 (en) 2004-06-24 2014-12-30 Enviroscent, Inc. Scent devices and methods
WO2009037146A1 (en) * 2007-09-17 2009-03-26 Basf Se Crosslinked cellulose beads
US8245840B2 (en) * 2010-02-25 2012-08-21 Daniel Boorstein Toothbrush cover and related dispenser
US9504313B2 (en) 2010-02-25 2016-11-29 Daniel Boorstein Toothbrush cover and related dispenser
CN103037907A (zh) 2010-03-31 2013-04-10 境味股份有限公司 用于嗅觉活性物质的方法、组合物和制品
US9149552B1 (en) 2014-09-29 2015-10-06 Enviroscent, Inc. Coating providing modulated release of volatile compositions
EP3307333A1 (en) 2015-06-09 2018-04-18 Enviroscent, Inc. Formed three-dimensional matrix and associated coating providing modulated release of volatile compositions
USD800286S1 (en) 2015-07-31 2017-10-17 Enviroscent, Inc. Collection of scent-infused wound sheets
WO2018064449A1 (en) 2016-09-30 2018-04-05 Enviroscent, Inc. Articles formed of pulp base materials with modulated scent release

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2021864A (en) * 1930-03-15 1935-11-19 Lilienfeld Leon Manufacture of shaped artificial structures
US1936479A (en) * 1930-05-23 1933-11-21 American Enka Corp Process for producing artificial silk from viscose
BE419429A (it) * 1935-02-16 1900-01-01
US2860480A (en) * 1956-04-18 1958-11-18 Du Pont Regenerated cellulose structures and process for producing them
US3068545A (en) * 1960-03-03 1962-12-18 Du Pont Napped fibrous regenerated sponge structure and process of making same
US3501419A (en) * 1962-06-07 1970-03-17 Tee Pak Inc Cellulose microspherical product
NL284888A (it) * 1962-10-30
US3296000A (en) * 1966-04-06 1967-01-03 Fmc Corp Shaped regenerated cellulose products having bacteriostatic properties
US3553306A (en) * 1969-10-24 1971-01-05 American Can Co Films and filaments having ion-exchange properties and process for making same
US3591667A (en) * 1970-03-16 1971-07-06 Univ Utah Method of producing a cellulose hemodialysis membrane

Also Published As

Publication number Publication date
IL39934A0 (en) 1972-09-28
CA975358A (en) 1975-09-30
NL7210142A (it) 1973-01-25
FR2147139A1 (it) 1973-03-09
JPS5315470B2 (it) 1978-05-25
IL39934A (en) 1976-03-31
SE408271B (sv) 1979-06-05
JPS4848583A (it) 1973-07-10
ES405084A1 (es) 1975-07-01
BE786602A (fr) 1972-11-16
IE36584L (en) 1973-01-23
AU4475572A (en) 1974-01-24
US3905954A (en) 1975-09-16
IE36584B1 (en) 1976-12-08
DE2235902A1 (de) 1973-02-01
ZA725059B (en) 1973-04-25
CH606117A5 (it) 1978-10-13
NL172033C (nl) 1983-07-01
NO137755B (no) 1978-01-09
AU469879B2 (en) 1976-02-26
GB1387265A (en) 1975-03-12
NL172033B (nl) 1983-02-01
NO137755C (no) 1978-04-19
FR2147139B1 (it) 1977-01-14

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