FI84276B - Tryckkaenslig silikonlimskomposition. - Google Patents

Tryckkaenslig silikonlimskomposition. Download PDF

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Publication number
FI84276B
FI84276B FI873108A FI873108A FI84276B FI 84276 B FI84276 B FI 84276B FI 873108 A FI873108 A FI 873108A FI 873108 A FI873108 A FI 873108A FI 84276 B FI84276 B FI 84276B
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FI
Finland
Prior art keywords
group
formula
groups
parts
composition according
Prior art date
Application number
FI873108A
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English (en)
Finnish (fi)
Other versions
FI84276C (sv
FI873108A0 (fi
FI873108A (fi
Inventor
Ichiro Murakami
Yuji Hamada
Osamu Takuman
Original Assignee
Toray Silicone Co
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Filing date
Publication date
Application filed by Toray Silicone Co filed Critical Toray Silicone Co
Publication of FI873108A0 publication Critical patent/FI873108A0/fi
Publication of FI873108A publication Critical patent/FI873108A/fi
Application granted granted Critical
Publication of FI84276B publication Critical patent/FI84276B/fi
Publication of FI84276C publication Critical patent/FI84276C/sv

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
    • C09J183/04—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Claims (7)

1. Tryckkänslig silikonlimkomposition innehällande: (A) mellan 30 och 70 viktdelar polydiorganosiloxan med den allmänna formeln (I): R'R2Si0(R2SiO)nSiR2R' I där R betecknar en envalent kolvätegrupp, R' betecknar en alkenylgrupp och upprepnlngsenheternas antal n är ett hel-tal, (B) mellan 70 och 30 viktdelar av en organopolysiloxan, bestäende av R'' 3SiO-jy2-enheter och Si02-enheter, varvid förhällandet mellan de förstnämnda enheterna och de sist-nämnda enheterna är mellan 0,6:1 och 0,9:1, där R'' betecknar en grupp, som valts bland alkylgrupper, alkenylgrupper och hydroxylgrupper, varvid ätminstone 95 % av alla R''-grupper är metylgrupper, (C) en mängd organovätepolysiloxan med i genomsnitt ätmins-tone 2 silikonbindningar per väteatom i varje molekyl, varvid nämnda mängd är tillräcklig för att ge mellan 1 och 20 silikonbundna väteatomer per alkenylgrupp i komponenten (A), (D) en platinahaltig katalysator för en additionsreaktion mellan de silikonbundna alkenylgrupperna och de silikonbundna väteatomerna i en mängd tillräcklig för att ge mellan 0,1 och 1000 viktdelar platina per varje miljondel av den sammansatta mängden komponenter (A)-(C) räknat pä basen av vikten, och (E) mellan 25 och 400 viktdelar av ett organiskt lösnignsme-del för komponenterna (A)-(C), kännetecknad av att antalet upprepningsenheter n i formeln (I) är tillräckligt stor för att ge polydiorganosiloxanen i delen (A) en viskositet om ätminstone 500 000 cP vid temperaturen 25 °C.
2. Komposition enligt patentkravet 1, kännetecknad av att polydiorganosiloxanens formel är: ViMe2SiO(Me2SiO)nSiMe2Vi där Me betecknar en metylgrupp och Vi betecknar en vinyl-grupp. is 84276
3. Komposition enligt patentkravet 2, kännetecknad av att organovätepolysiloxanens formel är: Me3S10(MeHSlO)a(Me2S10)bSlMe3 där medelvärdet pä a är ätminstone 3 och medelvärdet pä b är 0 eller mera.
4. Komposition enligt patentkravet 1, kännetecknad av att polydiorganosiloxanen har formeln: ViMe2S10(Me2S10)n_c(MePhSiO)cSiMe2Vi där Me betecknar en metylgrupp, VI betecknar en vinylgrupp, Ph betecknar en fenylgrupp och c har värdet 1-n.
4. Komposition enligt patentkravet 4, kännetecknad av att organovätepolysiloxanen har formeln: N Me3SiO(MeHSiO)a(Me2SiO)bSiMe3 där medelvärdet pä a är ätmlnstone 3 och medelvärdet pä b är 0 eller mera.
6. Komposition enligt patentkravet 1, kännetecknad av att polydiorganosiloxanen har formeln: VlMe2SiO(Me2SiO)n_d(MeViSiO)dSiMe2Vi där Me betecknar en metylgrupp, Vi betecknar en vinylgrupp och d har värdet 1-0,In.
7. Komposition enligt patentkravet 6, kännetecknad av att organovätepolysiloxanen har formeln: Me3SiO(MeHSiO)a(Me2SiO)bSiMe3 där medelvärdet pä a är ätmlnstone 3 och medelvärdte pä b är 0 eller mera.
FI873108A 1986-07-15 1987-07-14 Tryckkänslig silikonlimskomposition FI84276C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16635286 1986-07-15
JP61166352A JPH0637614B2 (ja) 1986-07-15 1986-07-15 シリコ−ン感圧接着剤組成物

Publications (4)

Publication Number Publication Date
FI873108A0 FI873108A0 (fi) 1987-07-14
FI873108A FI873108A (fi) 1988-01-16
FI84276B true FI84276B (fi) 1991-07-31
FI84276C FI84276C (sv) 1991-11-11

Family

ID=15829787

Family Applications (1)

Application Number Title Priority Date Filing Date
FI873108A FI84276C (sv) 1986-07-15 1987-07-14 Tryckkänslig silikonlimskomposition

Country Status (7)

Country Link
US (1) US4774297A (sv)
EP (1) EP0253601B1 (sv)
JP (1) JPH0637614B2 (sv)
CA (1) CA1301979C (sv)
DE (1) DE3778079D1 (sv)
FI (1) FI84276C (sv)
NO (1) NO872740L (sv)

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Also Published As

Publication number Publication date
NO872740D0 (no) 1987-07-01
NO872740L (no) 1988-01-18
FI84276C (sv) 1991-11-11
EP0253601A3 (en) 1989-08-16
FI873108A0 (fi) 1987-07-14
US4774297A (en) 1988-09-27
EP0253601B1 (en) 1992-04-08
FI873108A (fi) 1988-01-16
JPH0637614B2 (ja) 1994-05-18
JPS6322886A (ja) 1988-01-30
DE3778079D1 (de) 1992-05-14
EP0253601A2 (en) 1988-01-20
CA1301979C (en) 1992-05-26

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Owner name: TORAY SILICONE COMPANY, LTD.