SE8200472L - Forfarande for att forbettra vatdraghallfastheten hos papper - Google Patents

Forfarande for att forbettra vatdraghallfastheten hos papper

Info

Publication number
SE8200472L
SE8200472L SE8200472A SE8200472A SE8200472L SE 8200472 L SE8200472 L SE 8200472L SE 8200472 A SE8200472 A SE 8200472A SE 8200472 A SE8200472 A SE 8200472A SE 8200472 L SE8200472 L SE 8200472L
Authority
SE
Sweden
Prior art keywords
paper
improving
procedure
amine salt
waterproof position
Prior art date
Application number
SE8200472A
Other languages
English (en)
Inventor
P A Longo
I E Isgur
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Publication of SE8200472L publication Critical patent/SE8200472L/sv

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
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
    • D21H17/57—Polyureas; Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0809—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups
    • C08G18/0814—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups containing ammonium groups or groups forming them
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Paper (AREA)
SE8200472A 1981-02-23 1982-01-28 Forfarande for att forbettra vatdraghallfastheten hos papper SE8200472L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23732481A 1981-02-23 1981-02-23

Publications (1)

Publication Number Publication Date
SE8200472L true SE8200472L (sv) 1982-08-24

Family

ID=22893258

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8200472A SE8200472L (sv) 1981-02-23 1982-01-28 Forfarande for att forbettra vatdraghallfastheten hos papper

Country Status (8)

Country Link
CA (1) CA1187659A (sv)
DE (1) DE3205966A1 (sv)
ES (1) ES8307841A1 (sv)
FI (1) FI820446L (sv)
FR (1) FR2500499A1 (sv)
GB (1) GB2093491A (sv)
IT (1) IT1147614B (sv)
SE (1) SE8200472L (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2353005A1 (en) 2000-08-01 2002-02-01 Dai-Ichi Kogyo Seiyaku Co., Ltd. Blocked urethane prepolymers as paper wet strength agent
JP2003138497A (ja) * 2001-10-31 2003-05-14 Dai Ichi Kogyo Seiyaku Co Ltd 湿潤紙力増強剤
CN110982029B (zh) * 2019-11-21 2022-04-22 万华化学集团股份有限公司 一种用于水性太空革贝斯的水性聚氨酯树脂乳液及其制备方法、水性太空革贝斯及制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2400490C2 (de) * 1974-01-05 1982-06-03 Akzo Gmbh, 5600 Wuppertal Kationische Polyurethane und Verfahren zu deren Herstellung
DE2537653B2 (de) * 1975-08-23 1977-10-27 Bayer Ag, 5090 Leverkusen Papierleimungsmittel und verfahren zur papierleimung
DE3015143A1 (de) * 1979-04-30 1980-11-06 Grace W R & Co Polyurethanpolymere in waessrigem medium und verfahren zu deren herstellung
DE3102038A1 (de) * 1980-01-28 1981-12-10 W.R. Grace & Co., 02140 Cambridge, Mass. Polyurethanpolymeraminsalz als papieradditiv

Also Published As

Publication number Publication date
FR2500499A1 (fr) 1982-08-27
CA1187659A (en) 1985-05-28
FI820446A7 (sv) 1982-08-24
ES509801A0 (es) 1983-08-01
GB2093491A (en) 1982-09-02
IT8247794A0 (it) 1982-02-15
ES8307841A1 (es) 1983-08-01
IT1147614B (it) 1986-11-19
DE3205966A1 (de) 1982-09-09
FI820446L (fi) 1982-08-24

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