[go: up one dir, main page]

IT1019228B - Agenti ausiliari in particolare per la carta e procedimento per la loro produzione - Google Patents

Agenti ausiliari in particolare per la carta e procedimento per la loro produzione

Info

Publication number
IT1019228B
IT1019228B IT52947/74A IT5294774A IT1019228B IT 1019228 B IT1019228 B IT 1019228B IT 52947/74 A IT52947/74 A IT 52947/74A IT 5294774 A IT5294774 A IT 5294774A IT 1019228 B IT1019228 B IT 1019228B
Authority
IT
Italy
Prior art keywords
paper
procedure
production
auxiliary agents
agents
Prior art date
Application number
IT52947/74A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1019228B publication Critical patent/IT1019228B/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
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups
    • D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
    • 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
    • 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
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/923—Ethylenic monomers containing at least one salt group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Paper (AREA)
IT52947/74A 1973-09-12 1974-09-10 Agenti ausiliari in particolare per la carta e procedimento per la loro produzione IT1019228B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732345922 DE2345922A1 (de) 1973-09-12 1973-09-12 Papierhilfsmittel

Publications (1)

Publication Number Publication Date
IT1019228B true IT1019228B (it) 1977-11-10

Family

ID=5892331

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52947/74A IT1019228B (it) 1973-09-12 1974-09-10 Agenti ausiliari in particolare per la carta e procedimento per la loro produzione

Country Status (15)

Country Link
US (1) US3907758A (it)
JP (1) JPS5055589A (it)
AT (1) AT340237B (it)
BE (1) BE819788A (it)
CA (1) CA1031096A (it)
CH (1) CH606133A5 (it)
DE (1) DE2345922A1 (it)
ES (1) ES429966A1 (it)
FI (1) FI264874A (it)
FR (1) FR2243210B1 (it)
GB (1) GB1474746A (it)
IT (1) IT1019228B (it)
NL (1) NL7411958A (it)
NO (1) NO743108L (it)
SE (1) SE7411463L (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251410A (en) * 1976-05-26 1981-02-17 Sandoz Ltd. Reaction products of a polyacrylamide formaldehyde, a secondary amine and an-nh group-containing functional derivative of an acid
US4141827A (en) * 1976-10-26 1979-02-27 American Cyanamid Company Process for clarifying coal wash waters
FR2390983A1 (fr) * 1977-05-16 1978-12-15 Hoechst France Polyelectrolytes cationiques en poudre, a base d'acrylamide et d'acrylate de dimethyl-aminoethyle quaternise ou salifie, leur procede d'obtention et leur utilisation
JPS53149292A (en) * 1977-05-31 1978-12-26 Sumitomo Chem Co Ltd High-polymer ampholyte, its production and paper-strengthening agent and high-polymer coagulant containing the same as major ingredient
US4179424A (en) * 1977-11-21 1979-12-18 Nalco Chemical Company Method for rapidly producing amino methylated polymers and quaternary ammonium salts thereof
US4268352A (en) * 1978-03-14 1981-05-19 Nalco Chemical Company Method of reducing soluble starch in broke repulping using a dual polymer combination
US4155885A (en) * 1978-04-28 1979-05-22 Merck & Co., Inc. Amphoteric graft copolymers of xanthomonas hydrophilic colloid and partially N-aminomethylated acrylamide
US4224150A (en) * 1978-10-27 1980-09-23 Petrolite Corporation Process for clarifying aqueous systems employing quaternary ammonium adducts of polymerizable tertiary ammonium salts and acrylamide
US4229267A (en) * 1979-06-01 1980-10-21 Richardson Chemical Company Alkaline bright zinc plating and additive therefor
US4515658A (en) * 1984-08-20 1985-05-07 Nalco Chemical Company Retention aids
US4713178A (en) * 1985-05-28 1987-12-15 Nalco Chemical Company Dewatering agents
US4795585A (en) * 1987-04-24 1989-01-03 General Chemical Corporation Polyvinyl alcohol containing polyaluminum chloride flocculants
US4826606A (en) * 1987-05-06 1989-05-02 General Chemical Corporation Manufacture and use of polymer modified aluminum hydroxide and basic aluminum sulfate
US5185061A (en) * 1988-04-22 1993-02-09 Allied Colloids Limited Processes for the production of paper and paper board
GB8809588D0 (en) * 1988-04-22 1988-05-25 Allied Colloids Ltd Processes for the production of paper & paper board
US5254221A (en) * 1988-04-22 1993-10-19 Allied Colloids Limited Processes for the production of paper and paper board
US5571380A (en) * 1992-01-08 1996-11-05 Nalco Chemical Company Papermaking process with improved retention and maintained formation
GB0019415D0 (en) * 2000-08-09 2000-09-27 Ciba Spec Chem Water Treat Ltd Noval monomers, polymers thereof and the use of the polymers
JP2003102761A (ja) * 2001-09-28 2003-04-08 Kao Corp 発熱成形体の製造方法
DE10162052A1 (de) * 2001-12-17 2003-06-26 Basf Ag Verfahren zur Herstellung von Papier, Pappe und Karton

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862893A (en) * 1956-11-28 1958-12-02 Rohm & Haas Preparation of strongly basic anionexchange resins from chlorohydrin esters of acrylic type acids
US3323979A (en) * 1964-09-24 1967-06-06 Dow Chemical Co Method of improving the drainage rate in forming paper by incorporating a reaction product of polyacrylamide, formaldehyde and dialkylamine in the furnish
US3410649A (en) * 1967-03-01 1968-11-12 Diamond Shamrock Corp Cationic resins which are the reaction product of formaldehyde and the reaction product of amino bases with a methylolated amine salt
CA943694A (en) * 1968-03-01 1974-03-12 Hyman L. Cohen Polymers and photographic elements containing same
US3700635A (en) * 1971-02-16 1972-10-24 Eastman Kodak Co Polymers of n-(tris(hydroxymethyl)methyl)acrylamide
US3842054A (en) * 1971-04-05 1974-10-15 Hercules Inc Vinyl-type addition polymers containing a plurality of tertiary nitrogens quaternized with an epihalohydrin

Also Published As

Publication number Publication date
SE7411463L (it) 1975-03-13
ES429966A1 (es) 1976-09-16
NO743108L (it) 1975-04-07
GB1474746A (en) 1977-05-25
AT340237B (de) 1977-12-12
JPS5055589A (it) 1975-05-15
CA1031096A (en) 1978-05-09
CH606133A5 (it) 1978-10-31
NL7411958A (nl) 1975-03-14
BE819788A (fr) 1975-03-11
FR2243210A1 (it) 1975-04-04
ATA728074A (de) 1977-03-15
DE2345922A1 (de) 1975-04-17
US3907758A (en) 1975-09-23
FR2243210B1 (it) 1978-06-09
FI264874A (it) 1975-03-13

Similar Documents

Publication Publication Date Title
IT1019228B (it) Agenti ausiliari in particolare per la carta e procedimento per la loro produzione
SE415110B (sv) Dubbelviradel i pappersmaskin
SE394700B (sv) Pappersmaskin
IT1035878B (it) Perfezionamento nei dispositivi per segare rotoli di cartaad esempio carta igienica
IT1008722B (it) Perfezionamento nella collatura della carta
IT1020150B (it) Spappolatore di cartaccia
IT1024366B (it) Agenti di collagio per carta e procedimento per proturli
IT1023264B (it) Procedimento per la collatura in superficie di carta
IT1022689B (it) Perfluorocicloesileteri e processo per la loro preparazione
AT337119B (de) Webmaschine
IT1004354B (it) Cassa d afflusso perfezionata per macchine per la fabbricazione di carta
IT1081380B (it) Mezzi per collegare in tandem macchine da stampa
IT1022133B (it) Monoazopigmenti processo per la loro preparazione e loro impiego
IT1069243B (it) Macchina in tondo perfezionata per la fabbricazione di carta con so vraspessori
IT1016316B (it) Poliottenameri e procedimento per la loro produzione
IT1106059B (it) Cefem-derivati e procedimento per la loro produzione
SE7606565L (sv) Vatpress i tissuepappersmaskin
AT353201B (de) Webmaschine
SE416829B (sv) Hydraulisk inloppslada i pappersmaskin
IT1016217B (it) Perfezionamento negli agenti di collatura per carta
IT1065481B (it) Contenitori per rotoli di carta e di laminati
IT1020663B (it) Fibra sintetica per carta e metodo per la sua produzione
MX146729A (es) Mejoras en sistema de suministro de pasta de papel a una maquina para la fabricacion de papel
BE814292A (nl) Rol-dwarsvering
IT1005924B (it) Azocoloranti antrachinonici e procedimento per la loro produzione