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FI80306B - Pressvals. - Google Patents

Pressvals. Download PDF

Info

Publication number
FI80306B
FI80306B FI813867A FI813867A FI80306B FI 80306 B FI80306 B FI 80306B FI 813867 A FI813867 A FI 813867A FI 813867 A FI813867 A FI 813867A FI 80306 B FI80306 B FI 80306B
Authority
FI
Finland
Prior art keywords
roll
rock powder
weight
isocyanate
powder
Prior art date
Application number
FI813867A
Other languages
English (en)
Finnish (fi)
Other versions
FI80306C (sv
FI813867L (fi
Inventor
Masayoshi Suguri
Kazuo Yamasa
Masaaki Nandate
Original Assignee
Kinyosha Kk
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
Priority claimed from JP17131680A external-priority patent/JPS5942119B2/ja
Priority claimed from JP7048181A external-priority patent/JPS57191391A/ja
Application filed by Kinyosha Kk filed Critical Kinyosha Kk
Publication of FI813867L publication Critical patent/FI813867L/fi
Application granted granted Critical
Publication of FI80306B publication Critical patent/FI80306B/fi
Publication of FI80306C publication Critical patent/FI80306C/sv

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00Press section of machines for making continuous webs of paper
    • D21F3/02Wet presses
    • D21F3/08Pressure rolls
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/01Use of inorganic substances as compounding ingredients characterized by their specific function
    • C08K3/013Fillers, pigments or reinforcing additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Rolls And Other Rotary Bodies (AREA)

Claims (4)

1. Pressvals, sora omfattar en inre stomme och ett yttre skickt, vilket förutom en hartsförening Sven innehäller stenpulver, kännetecknad av att nämnda hartsförening omfattar polyuretanharts, som erhSlles genom att omsätta en organisk isocyanat med en organisk förening med en funktionell grupp som reagerar med nSmnda isocyanat och som innehäller ρέ basis av den organiska föreningens vikt Stminstone 10 vikt-% polyeter med fler Sn tre funktionella grupper, i nSrvaro av nSmnda stenpulvret, för att sten-pulvret och polyuretenhartset skall bindas starkt till var-andra.
2. Pressvals enligt patentkrav l, kännetecknad av att polyetern uppvisar ett hydroxyltal ρέ mellan 200 och 800.
3. Pressvals enligt patentkrav 1 eller 2, kännetecknad av att stenpulvret används i en mängd ρέ mellan 5 och 600 delar per vikt baserad ρέ totala vikten hos det organiska isocyanatet och den organiska föreningen, som uppvisar en med denna reagerande funktionell grupp.
4. Pressvals enligt nägot av de föregäende patentkraven, kännetecknad av att stenpulvrets partikelstorlek uppgär till mellan 3 och 1200 Tyler mesh (12 ym till 6,73 mm).
FI813867A 1980-12-04 1981-12-03 Pressvals FI80306C (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP17131680A JPS5942119B2 (ja) 1980-12-04 1980-12-04 プレス用ロ−ルおよびその製造方法
JP17131680 1980-12-04
JP7048181A JPS57191391A (en) 1981-05-11 1981-05-11 Press roll
JP7048181 1981-05-11

Publications (3)

Publication Number Publication Date
FI813867L FI813867L (fi) 1982-06-05
FI80306B true FI80306B (fi) 1990-01-31
FI80306C FI80306C (sv) 1990-05-10

Family

ID=26411637

Family Applications (1)

Application Number Title Priority Date Filing Date
FI813867A FI80306C (sv) 1980-12-04 1981-12-03 Pressvals

Country Status (4)

Country Link
EP (1) EP0053804B1 (sv)
CA (1) CA1213096A (sv)
DE (1) DE3175430D1 (sv)
FI (1) FI80306C (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI80097B (fi) * 1988-04-28 1989-12-29 Valmet Paper Machinery Inc Vals i presspartiet av en pappersmaskin och foerfarande foer framstaellning av denna.
DE3915508A1 (de) * 1989-05-12 1990-11-15 Feldmuehle Ag Walze zur druckbehandlung von warenbahnen
DE4340724A1 (de) * 1993-11-30 1995-06-01 Sigri Great Lakes Carbon Gmbh Mit Fasern verstärkte Kunststoffwalze mit Rautierung
WO2014198657A1 (de) * 2013-06-10 2014-12-18 Voith Patent Gmbh Walzenbezug

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR838208A (fr) * 1937-05-28 1939-03-01 Gummiwerke Becker A G Rouleau presseur pour presses coucheuses pour machines à papier et machines analogues
GB880125A (en) * 1959-07-07 1961-10-18 Walmsleys Bury Ltd Improvements in or relating to granite substitutes
US3087231A (en) * 1960-11-08 1963-04-30 Us Rubber Co Paper mill rolls
SE335227B (sv) * 1966-12-01 1971-05-17 Minnesota Mining & Mfg
GB1373214A (en) * 1971-11-04 1974-11-06 Ici Ltd Composite materials

Also Published As

Publication number Publication date
EP0053804A2 (en) 1982-06-16
EP0053804A3 (en) 1983-06-22
CA1213096A (en) 1986-10-21
FI80306C (sv) 1990-05-10
EP0053804B1 (en) 1986-10-01
DE3175430D1 (en) 1986-11-06
FI813867L (fi) 1982-06-05

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Legal Events

Date Code Title Description
MA Patent expired

Owner name: KINYOSHA CO., LTD