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IT987224B - Procedimento per la preparazione di dispersioni di amidi modificati - Google Patents

Procedimento per la preparazione di dispersioni di amidi modificati

Info

Publication number
IT987224B
IT987224B IT23866/73A IT2386673A IT987224B IT 987224 B IT987224 B IT 987224B IT 23866/73 A IT23866/73 A IT 23866/73A IT 2386673 A IT2386673 A IT 2386673A IT 987224 B IT987224 B IT 987224B
Authority
IT
Italy
Prior art keywords
procedure
preparation
modified starch
starch dispersions
dispersions
Prior art date
Application number
IT23866/73A
Other languages
English (en)
Original Assignee
Nat Starch Chem Corp
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 Nat Starch Chem Corp filed Critical Nat Starch Chem Corp
Application granted granted Critical
Publication of IT987224B publication Critical patent/IT987224B/it

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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00—Preparation of derivatives of starch
    • C08B31/08—Ethers
    • C08B31/12—Ethers having alkyl or cycloalkyl radicals substituted by heteroatoms, e.g. hydroxyalkyl or carboxyalkyl starch
    • C08B31/125—Ethers having alkyl or cycloalkyl radicals substituted by heteroatoms, e.g. hydroxyalkyl or carboxyalkyl starch having a substituent containing at least one nitrogen atom, e.g. cationic starch

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
IT23866/73A 1972-05-09 1973-05-09 Procedimento per la preparazione di dispersioni di amidi modificati IT987224B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25169172A 1972-05-09 1972-05-09

Publications (1)

Publication Number Publication Date
IT987224B true IT987224B (it) 1975-02-20

Family

ID=22953004

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23866/73A IT987224B (it) 1972-05-09 1973-05-09 Procedimento per la preparazione di dispersioni di amidi modificati

Country Status (7)

Country Link
US (1) US3770472A (it)
JP (1) JPS5323869B2 (it)
CA (1) CA988254A (it)
DE (1) DE2320682C2 (it)
FR (1) FR2183730B1 (it)
GB (1) GB1395684A (it)
IT (1) IT987224B (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1057009A (en) * 1974-10-24 1979-06-26 Wadym Jarowenko Method of making a novel starch derivative and the product produced thereby
US4146515A (en) * 1977-09-12 1979-03-27 Nalco Chemical Company Making a lightly oxidized starch additive by adding a cationic polymer to starch slurry prior to heating the slurry
US4167621A (en) * 1978-06-26 1979-09-11 National Starch And Chemical Corporation Method for preparing starch ether derivatives
NZ191979A (en) * 1978-11-20 1982-03-09 Cpc International Inc Sized paper and process elimination of conventional surface sizing treatment
US4237271A (en) * 1979-04-24 1980-12-02 The United States Of America As Represented By The Secretary Of Agriculture Crosslinked starch halohydrins and their nitrogen-containing substitution products
US4373099A (en) * 1981-10-07 1983-02-08 Grain Processing Corporation Continuous process for preparation of a thinned cationic starch paste
US4579944A (en) * 1982-07-19 1986-04-01 Grain Processing Corporation Derivatization of starch
FR2557166B1 (fr) * 1983-10-27 1986-07-04 Roquette Freres Additif cationique de masse pour la fabrication du papier comprenant un melange d'au moins un amidon de cereale et d'au moins un amidon de tubercule cationique et son procede de fabrication
US5693692A (en) * 1988-05-02 1997-12-02 Huntsman Petrochemical Corp. Depressant for flotation separation of polymetallic sulphide ores
US5248449A (en) * 1990-03-27 1993-09-28 W. R. Grace & Co.-Conn. Emulsion breaking using cationic quaternary ammonium starch/gums
US5122231A (en) * 1990-06-08 1992-06-16 Cargill, Incorporated Cationic cross-linked starch for wet-end use in papermaking
EP0756198A3 (en) 1995-07-27 1997-03-05 Eastman Kodak Company High bromide tabular grain emulsions
US5667955A (en) 1995-08-10 1997-09-16 Eastman Kodak Company High bromide ultrathin tabular emulsions improved by peptizer modification
US6716313B2 (en) * 1998-07-10 2004-04-06 Raisio Chemicals, Ltd. Additive for paper making
US6596126B1 (en) * 1999-01-25 2003-07-22 Kimberly-Clark Worldwide, Inc. Modified polysaccharides containing aliphatic hydrocarbon moieties
US6517678B1 (en) 2000-01-20 2003-02-11 Kimberly-Clark Worldwide, Inc. Modified polysaccharides containing amphiphillic hydrocarbon moieties
US6896769B2 (en) 1999-01-25 2005-05-24 Kimberly-Clark Worldwide, Inc. Modified condensation polymers containing azetidinium groups in conjunction with amphiphilic hydrocarbon moieties
US6398911B1 (en) 2000-01-21 2002-06-04 Kimberly-Clark Worldwide, Inc. Modified polysaccharides containing polysiloxane moieties
US6465602B2 (en) 2000-01-20 2002-10-15 Kimberly-Clark Worldwide, Inc. Modified condensation polymers having azetidinium groups and containing polysiloxane moieties
USRE44519E1 (en) 2000-08-10 2013-10-08 Cargill, Incorporated Starch compositions and methods for use in papermaking
EP1566388A1 (en) * 2004-02-19 2005-08-24 Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO Cationic carbohydrate polymers, their use and a process for their preparation
EP1566389A1 (en) * 2004-02-19 2005-08-24 Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno Cationic carbohydrate polymers, their use and a process for their preparation
US20060254738A1 (en) * 2005-05-16 2006-11-16 Anderson Kevin R Cationic crosslinked starch containing compositions and use thereof
US20060254737A1 (en) * 2005-05-16 2006-11-16 Anderson Kevin R Cationic crosslinked starch containing starch compositions and use thereof
CN110743286B (zh) * 2019-11-04 2024-04-19 中国华电科工集团有限公司 化学团聚液、装置、制备方法与应用

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1165642A (fr) * 1955-12-20 1958-10-28 Corn Prod Refining Co Procédé de fabrication de nouveaux dérivés de l'amidon et produits obtenus
US2995513A (en) * 1957-12-31 1961-08-08 Corn Products Co Flocculation by starch ethers
US3622563A (en) * 1969-04-14 1971-11-23 Hubinger Co Amphoteric starch
US3666751A (en) * 1970-02-27 1972-05-30 Nat Starch Chem Corp Cationic starch product in liquid form

Also Published As

Publication number Publication date
GB1395684A (en) 1975-05-29
US3770472A (en) 1973-11-06
FR2183730B1 (it) 1977-08-19
FR2183730A1 (it) 1973-12-21
CA988254A (en) 1976-05-04
DE2320682C2 (de) 1983-04-28
DE2320682A1 (de) 1973-11-22
JPS4948775A (it) 1974-05-11
JPS5323869B2 (it) 1978-07-17

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