SE433084B - Kiselorganiska kompositioner, vilka er lagringsbestendiga i franvaro av vatten och herdar till elaster i nervaro av vatten vid rumstemperatur - Google Patents

Kiselorganiska kompositioner, vilka er lagringsbestendiga i franvaro av vatten och herdar till elaster i nervaro av vatten vid rumstemperatur

Info

Publication number
SE433084B
SE433084B SE7703345A SE7703345A SE433084B SE 433084 B SE433084 B SE 433084B SE 7703345 A SE7703345 A SE 7703345A SE 7703345 A SE7703345 A SE 7703345A SE 433084 B SE433084 B SE 433084B
Authority
SE
Sweden
Prior art keywords
water
elasters
harden
absence
resistant
Prior art date
Application number
SE7703345A
Other languages
English (en)
Swedish (sv)
Other versions
SE7703345L (sv
Inventor
G Favre
A Gibard
M Letoffe
Original Assignee
Rhone Poulenc Ind
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 Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Publication of SE7703345L publication Critical patent/SE7703345L/xx
Publication of SE433084B publication Critical patent/SE433084B/xx

Links

Classifications

    • 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
    • C08L83/04—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/05—Alcohols; Metal alcoholates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/54—Silicon-containing compounds
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/02—Polysilicates
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/16—Polysiloxanes containing silicon bound to oxygen-containing groups to hydroxyl groups
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/18—Polysiloxanes containing silicon bound to oxygen-containing groups to alkoxy or aryloxy groups
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
    • C08G77/24—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen halogen-containing groups
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
    • C08G77/26—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen nitrogen-containing groups
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/70—Siloxanes defined by use of the MDTQ nomenclature

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)
  • Silicon Polymers (AREA)
  • Adhesives Or Adhesive Processes (AREA)
SE7703345A 1976-03-24 1977-03-23 Kiselorganiska kompositioner, vilka er lagringsbestendiga i franvaro av vatten och herdar till elaster i nervaro av vatten vid rumstemperatur SE433084B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7608528A FR2345491A1 (fr) 1976-03-24 1976-03-24 Compositions organosiliciques stables au stockage, durcissant rapidement en presence d'eau en plastomeres auto-adherents

Publications (2)

Publication Number Publication Date
SE7703345L SE7703345L (sv) 1977-09-25
SE433084B true SE433084B (sv) 1984-05-07

Family

ID=9170869

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7703345A SE433084B (sv) 1976-03-24 1977-03-23 Kiselorganiska kompositioner, vilka er lagringsbestendiga i franvaro av vatten och herdar till elaster i nervaro av vatten vid rumstemperatur

Country Status (15)

Country Link
US (1) US4143088A (fr)
JP (1) JPS52119659A (fr)
AU (1) AU504252B2 (fr)
BE (1) BE852764A (fr)
BR (1) BR7701753A (fr)
CA (1) CA1079435A (fr)
CH (1) CH618720A5 (fr)
DE (1) DE2713110B2 (fr)
ES (1) ES457019A1 (fr)
FR (1) FR2345491A1 (fr)
GB (1) GB1523105A (fr)
IT (1) IT1075750B (fr)
NL (1) NL176579C (fr)
SE (1) SE433084B (fr)
ZA (1) ZA771710B (fr)

Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5723656A (en) * 1980-07-17 1982-02-06 Toray Silicone Co Ltd Primer composition
GB8413777D0 (en) * 1984-05-30 1984-07-04 Dow Corning Sa Silicone composition
US4721511A (en) * 1984-10-05 1988-01-26 W. R. Grace & Co. Leach resistant antimicrobial fabric
US4687829A (en) * 1986-03-03 1987-08-18 Dow Corning Corporation Method of adjusting physical properties in silicone elastomeric sealant
US4831070A (en) * 1987-11-02 1989-05-16 Dow Corning Corporation Moldable elastomeric pressure sensitive adhesives
US4888380A (en) * 1988-09-26 1989-12-19 Dow Corning Corporation Clear, non-slumping silicone sealants
GB8902183D0 (en) * 1989-02-01 1989-03-22 Perennator Gmbh Elastomer-forming compositions
GB8902184D0 (en) * 1989-02-01 1989-03-22 Dow Corning Alkoxy functional resins and compositions containing them
US5053442A (en) * 1990-01-16 1991-10-01 Dow Corning Corporation Low modulus silicone sealants
US5100976A (en) * 1990-01-16 1992-03-31 Dow Corning Corporation Silicon pressure sensitive adhesive compositions
US5051455A (en) * 1990-01-16 1991-09-24 Dow Corning Corporation Adhesion of silicone sealants
EP0529841B1 (fr) * 1991-08-22 1996-10-16 Dow Corning Corporation Adhésifs sensibles à la pression à base de siloxane durcissable par l'humidité
US5208300A (en) * 1991-08-22 1993-05-04 Dow Corning Corporation Solution-stable, moisture-curable silicone pressure sensitive adhesives
US5470923A (en) * 1991-08-22 1995-11-28 Dow Corning Corporation Moisture-curable silicone pressure-sensitive adhesives
US5281455A (en) * 1991-08-22 1994-01-25 Dow Corning Corporation Laminate article comprising moisture-curable silicone pressure sensitive adhesive and release liner
US5248739A (en) * 1991-10-18 1993-09-28 Dow Corning Corporation Silicone pressure sensitive adhesives having enhanced adhesion to low energy substrates
JPH05302035A (ja) * 1992-04-28 1993-11-16 Toray Dow Corning Silicone Co Ltd 室温硬化性オルガノポリシロキサン組成物
JP3210424B2 (ja) * 1992-06-22 2001-09-17 東レ・ダウコーニング・シリコーン株式会社 室温硬化性シリコーンエラストマー組成物
US5302671A (en) * 1993-06-11 1994-04-12 Dow Corning Corporation Moisture-curable compositions containing aminoalkoxy-functional silicone
US5905123A (en) * 1993-06-11 1999-05-18 Dow Corning Corporation Moisture-curable hot melt silicone pressure-sensitive adhesives
US5389170A (en) * 1993-06-11 1995-02-14 Dow Corning Corporation Method for bonding substrates using molten moisture reactive organosiloxane compositions
US5352491A (en) * 1993-06-11 1994-10-04 Dow Corning Corporation Method for coating using molten organosiloxane compositions
US5340887A (en) * 1993-06-11 1994-08-23 Dow Corning Corporation Oxime-functional moisture-curable hot melt silicone pressure-sensitive adhesives
US5561203A (en) * 1994-06-20 1996-10-01 Dow Corning Corporation Silicone pressure sensitive adhesive composition
US5473026A (en) * 1994-06-20 1995-12-05 Dow Corning Corporation Moisture-curable hot melt silicone pressure-sensitive adhesives
US6239048B1 (en) 1994-12-28 2001-05-29 Fibermark, Inc. Light-activated antimicrobial and antiviral materials
US5508360A (en) * 1995-03-31 1996-04-16 Dow Corning Corporation Moisture-curable hot melt silicone pressure-sensitive adhesives
GB9724055D0 (en) * 1997-11-15 1998-01-14 Dow Corning Sa Curable polysiloxane compositions
US7749111B1 (en) 1999-01-11 2010-07-06 Lifetime Products, Inc. System and method for bonding an acrylic surface to a frame
DE19957336A1 (de) * 1999-11-29 2001-07-12 Wacker Chemie Gmbh Vernetzbare Organopolysiloxanmassen
EP1299498A1 (fr) 2000-06-23 2003-04-09 General Electric Company Composition silicone adhesive par pression
JP3901615B2 (ja) * 2002-08-21 2007-04-04 信越化学工業株式会社 シリコーン接着剤及び接着フイルム
JP4777591B2 (ja) * 2002-10-25 2011-09-21 信越化学工業株式会社 室温硬化性オルガノポリシロキサン組成物
US7527870B2 (en) * 2003-04-03 2009-05-05 Dow Corning Corporation Organosiloxane compositions
DE102004046179A1 (de) * 2004-09-23 2006-03-30 Wacker Chemie Ag Vernetzbare Massen auf der Basis von Organosiliciumverbindungen
KR101216577B1 (ko) * 2005-05-10 2013-01-02 다우 코닝 코포레이션 전자 장치에서 전자이동을 최소화하는 방법
WO2007011540A1 (fr) * 2005-07-19 2007-01-25 Dow Corning Corporation Moyen de fixation de structures
WO2007011538A2 (fr) 2005-07-19 2007-01-25 Dow Corning Corporation Adhesifs par pression et procedes d'elaboration
KR100791335B1 (ko) * 2006-07-17 2008-01-07 삼성전자주식회사 마이크로 어레이 및 이의 제조 방법
JP5232153B2 (ja) * 2006-09-18 2013-07-10 ダウ コーニング コーポレーション 有機ポリシロキサンを用いて処理された充填剤、色素及び鉱物粉末
KR20090091200A (ko) * 2006-12-21 2009-08-26 다우 코닝 코포레이션 이중 경화 중합체 및 이의 제조 방법 및 용도
CN101578324B (zh) * 2006-12-21 2012-03-21 陶氏康宁公司 双重固化性聚合物及其制备和用途
US8365495B1 (en) 2008-11-20 2013-02-05 Emseal Joint Systems Ltd. Fire and water resistant expansion joint system
US9631362B2 (en) 2008-11-20 2017-04-25 Emseal Joint Systems Ltd. Precompressed water and/or fire resistant tunnel expansion joint systems, and transitions
US9637915B1 (en) 2008-11-20 2017-05-02 Emseal Joint Systems Ltd. Factory fabricated precompressed water and/or fire resistant expansion joint system transition
US9670666B1 (en) 2008-11-20 2017-06-06 Emseal Joint Sytstems Ltd. Fire and water resistant expansion joint system
US9739050B1 (en) 2011-10-14 2017-08-22 Emseal Joint Systems Ltd. Flexible expansion joint seal system
US10316661B2 (en) 2008-11-20 2019-06-11 Emseal Joint Systems, Ltd. Water and/or fire resistant tunnel expansion joint systems
US11180995B2 (en) 2008-11-20 2021-11-23 Emseal Joint Systems, Ltd. Water and/or fire resistant tunnel expansion joint systems
US10851542B2 (en) 2008-11-20 2020-12-01 Emseal Joint Systems Ltd. Fire and water resistant, integrated wall and roof expansion joint seal system
US8341908B1 (en) 2009-03-24 2013-01-01 Emseal Joint Systems Ltd. Fire and water resistant expansion and seismic joint system
US8813450B1 (en) 2009-03-24 2014-08-26 Emseal Joint Systems Ltd. Fire and water resistant expansion and seismic joint system
US9593209B2 (en) 2009-10-22 2017-03-14 Dow Corning Corporation Process for preparing clustered functional polyorganosiloxanes, and methods for their use
US9068297B2 (en) 2012-11-16 2015-06-30 Emseal Joint Systems Ltd. Expansion joint system
KR102186328B1 (ko) 2013-02-11 2020-12-03 다우 실리콘즈 코포레이션 알콕시-작용성 유기폴리실록산 수지 및 중합체와 이의 관련된 형성 방법
EP2953994B1 (fr) 2013-02-11 2021-09-08 Dow Silicones Corporation Compositions adhésives de silicone, thermofusibles, durcissables par l'humidité, comprenant une résine réactive de siloxane à fonctionnalité alcoxy
CN105102575B (zh) 2013-02-11 2017-06-20 道康宁公司 用于形成导热热自由基固化有机硅组合物的原位方法
KR102170923B1 (ko) 2013-02-11 2020-10-29 다우 실리콘즈 코포레이션 클러스터형 작용성 폴리오르가노실록산 및 실리콘 반응성 희석제를 포함하는 경화성 실리콘 조성물
US9670392B2 (en) 2013-02-11 2017-06-06 Dow Corning Corporation Stable thermal radical curable silicone adhesive compositions
JP6370812B2 (ja) 2013-02-11 2018-08-08 ダウ シリコーンズ コーポレーション クラスタ化官能性ポリオルガノシロキサン、これを生成するプロセス、及びこれを使用する方法
WO2014124367A1 (fr) 2013-02-11 2014-08-14 Dow Corning Corporation Procédé de formation de compositions de silicone thermoconductrices durcissables par voie radicalaire et thermique
BR112017023116A2 (pt) * 2015-04-30 2018-07-10 Coloplast As composição adesiva, métodos para preparar uma composição adesiva curável por umidade e para fixar liberável ou adesivamente um dispositivo médico a uma superfície da pele, e, produto embalado
EP3196229B1 (fr) 2015-11-05 2018-09-26 Dow Silicones Corporation Polyorganosiloxanes ramifiés et compositions durcissables associées, procédés, utilisations et dispositifs
JP6969345B2 (ja) 2017-12-15 2021-11-24 株式会社豊田自動織機 多色ウォータジェット織機による製織方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1266528A (fr) * 1960-05-30 1961-07-17 Rhone Poulenc Sa Compositions organopolysiloxaniques vulcanisables à température ambiante
GB1306680A (en) * 1969-11-28 1973-02-14 Dow Corning Ltd Organopolysiloxane compositions
US3689454A (en) * 1971-01-06 1972-09-05 Gen Electric Curable compositions
NL154542C (nl) * 1973-03-07 Rhone Poulenc Sa Werkwijze voor de bereiding van organopolysiloxanmengsels die bij kamertemperatuur tot bruikbare elastomeren harden, alsmede geheel of gedeeltelijk door middel van deze stoffen beschermde voorwerpen voor elektrische of elektronische doeleinden.
US3983265A (en) * 1973-05-11 1976-09-28 Rhone-Poulenc S.A. Method of coating a substrate with curable organopolysiloxane compositions
FR2228814B1 (fr) * 1973-05-11 1975-11-21 Rhone Poulenc Ind

Also Published As

Publication number Publication date
JPS625943B2 (fr) 1987-02-07
DE2713110A1 (de) 1977-10-06
IT1075750B (it) 1985-04-22
AU2350377A (en) 1978-09-28
ES457019A1 (es) 1978-08-16
NL176579C (nl) 1985-05-01
ZA771710B (en) 1978-02-22
CH618720A5 (fr) 1980-08-15
FR2345491B1 (fr) 1978-09-01
NL7703042A (nl) 1977-09-27
BE852764A (fr) 1977-09-22
DE2713110B2 (de) 1981-07-23
CA1079435A (fr) 1980-06-10
FR2345491A1 (fr) 1977-10-21
AU504252B2 (en) 1979-10-04
SE7703345L (sv) 1977-09-25
NL176579B (nl) 1984-12-03
US4143088A (en) 1979-03-06
BR7701753A (pt) 1978-01-17
GB1523105A (en) 1978-08-31
JPS52119659A (en) 1977-10-07

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