WO2013068238A1 - Caoutchouc de silicone appliqué sur une colle thermofusible - Google Patents

Caoutchouc de silicone appliqué sur une colle thermofusible Download PDF

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Publication number
WO2013068238A1
WO2013068238A1 PCT/EP2012/071157 EP2012071157W WO2013068238A1 WO 2013068238 A1 WO2013068238 A1 WO 2013068238A1 EP 2012071157 W EP2012071157 W EP 2012071157W WO 2013068238 A1 WO2013068238 A1 WO 2013068238A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
temperature
silicone rubber
silicone
iso
Prior art date
Application number
PCT/EP2012/071157
Other languages
German (de)
English (en)
Inventor
Johann Müller
Original Assignee
Wacker Chemie 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 Wacker Chemie Ag filed Critical Wacker Chemie Ag
Publication of WO2013068238A1 publication Critical patent/WO2013068238A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B32B7/14—Interconnection of layers using interposed adhesives or interposed materials with bonding properties applied in spaced arrangements, e.g. in stripes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/0427—Coating with only one layer of a composition containing a polymer binder
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2483/00—Characterised by the use 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; Derivatives of such polymers
    • C08J2483/04—Polysiloxanes

Definitions

  • Silicone rubbers are known in the art
  • EP 2 117 366 B1 describes a process for coating garments with silicone rubber.
  • the coating for example, on the underside of socks is used for accident prevention because the silicone rubber leads to a slip resistance on substrates.
  • the coating process described in EP 2 117 366 B1 requires complex, mechanical devices which are not available everywhere and for everyone.
  • the adhesion between (A) and (B) is at least 50 N / 5 cm, measured according to ISO 53530, and (ii) the softening temperature of (B) is between 80 and 200 ° C, and
  • the elasticity of the 2-layer shaped body (A) + (B) has at least 150% elongation at break.
  • the silicone rubbers (A) are of the silicone rubbers (A).
  • Silicone compositions are preferably selected from the group comprising condensation-crosslinking,
  • Silicone compositions is possible. It can be both thermosetting and room temperature curing
  • Silicone compositions are used according to the invention.
  • the layer thickness of (A) is preferably 0.01 to 5 mm in order to ensure sufficient heat transfer to the layer (B).
  • the elongation at break of (A) is at least 150% measured according to DIN 53504. Preferably, it is 150 to 500%.
  • the elongation at break of the 2-layer shaped body (A) + (B) is at least 150% measured according to DIN 53504. Preferably, it is 150 to 500%.
  • HTV rubbers examples include silicone rubbers of the ELASTOSIL ® R series of Wacker Chemie AG.
  • addition-HTV rubbers silicone rubbers of the series ELASTOSIL ® R plus Wacker Chemie AG.
  • liquid silicone rubbers are silicone rubbers from the series ELASTOSIL ® LR Wacker Chemie AG.
  • room-temperature-curing 2K silicone rubbers are silicone rubbers of the ELASTOSIL ® RT series from Wacker Chemie AG.
  • room-temperature-1 K silicone rubbers examples include silicone rubbers of the ELASTOSIL ® Type E, or ELASTOSIL ® N, Wacker Chemie AG.
  • silicone rubbers which can be screen printed on the foils are silicone rubbers of the series ELASTOSIL ® SP from Wacker Chemie AG.
  • thin-layer silicone rubbers are silicones of the series DEHESIVE ® of Wacker Chemie AG.
  • the hotmelt adhesive (B) is usually a film of at least one thermoplastic material.
  • Plastics have long been known in the art. However, it is also possible to use films having two or more layers of different thermoplastically processable plastics.
  • the thickness of the film (B) is preferably 5 ⁇ to 1000 ⁇ to ensure good adhesion of the layer composite (A) and (B) on a substrate.
  • the layer thicknesses can be in any ratio.
  • the softening temperature of the thermoplastic polymers used for (B) is in the range from +80 ° C to +200 ° C.
  • thermoplastic polymers from which the films (B) can be made are:
  • Polyurethanes polyester urethanes, polyether urethanes, all types of thermoplastic polyurethanes.
  • thermoplastic polyesters are thermoplastic polyesters.
  • thermoplastic polyamides are thermoplastic polyamides.
  • Polyethylene Polyethylene, polyolefins, polyalphaolefins, all types of thermoplastic polyolefins.
  • the usable films (B) are not limited to the examples mentioned above. Rather, all types of thermoplastic polymers or plastics with a
  • the softening temperature for (B) is determined according to DIN EN ISO 11357-1.
  • a possible embodiment of the manufacturing method is that the films (B) with a
  • Silicone rubber layer (B) hardens.
  • the coating can be, for example, by doctor blade method, dipping method, extrusion method, spray or
  • Silicone compositions with high viscosities can also be applied to the films (B) in the calendering process.
  • the coating (A) can be over the entire surface but also in
  • the amount of silicone composition applied to the film (B) is usually 3 g / m 2 to 5,000 g / m 2 . Preferably 10 g / m 2 up to 3,000 g / m 2
  • the vulcanization of the applied silicone composition can be carried out in a temperature range from room temperature, ie about 20 to 25 ° C, up to the softening temperature of the film (B) used. Should it for vulcanization a certain temperature
  • Hot air oven, IR radiation, contact heat and heat transfer can be applied by contact media.
  • the curing takes place by appropriate irradiation before or after the application of the silicone composition to the film (B).
  • Another object of the present invention is a 3-layer molded body consisting of:
  • adhesion between (A) and (B) is at least 50 N / 5 cm, measured according to ISO 53530, and
  • the softening temperature of (B) is between 80 and 200 ° C
  • the elasticity of the layers (A) and (B) is at least 150% elongation at break
  • the adhesion between (B) and (C) is at least 50 N / 5 cm, measured according to ISO 53530, and
  • the 2-layer shaped body according to the invention is applied to a substrate (C),
  • the slight contact pressure takes place for example via a
  • a pressure of preferably at least 2 bar based on 100 cm 2 should be used up.
  • the substrates used are preferably textile fabrics (C).
  • the inventive method thus represents an extreme
  • Silicone rubbers Another advantage is that even very open substrates or substrates with very high
  • the described 2-layer moldings can also be used as
  • Repair materials are used, for example, for the repair of cracks or holes in textiles.
  • Softening temperature of 140 ° C was a commercially available addition-crosslinking silicone composition with a
  • Viscosity of 300,000 mpas (ELASTOSIL ® SP 200 from Wacker
  • Chemie AG in a screen printing process in knob shape. At 135 ° C was vulcanized in 5 minutes.
  • the adhesion according to ISO 53530 between the layers was 320 N / 5 cm.
  • the elasticity of the 2-layer shaped article was: 180%
  • the obtained 2-layer molded body was pressed in a printing press at 180 ° C and 3 bar pressure on socks made of cotton knit. After 2 minutes, the socks were removed from the press and allowed to cool.
  • the knobs made of silicone rubber are fixed on the textile and show very good adhesion of more than 300 N / 5 cm to ISO 53530 After 20 washes at 60 ° C in a washing machine was none
  • the adhesion according to ISO 53530 between the layers was 410 N / 5 cm.
  • the elasticity of the 2-layer shaped article was: 240%
  • the obtained 2-layer-shaped body was with a
  • the temperature of the iron was about 200 ° C.
  • Softening temperature of 145 ° C was coated with a commercial addition-crosslinking silicone coating agent having a viscosity of 500 mpas (DEHESIVE ® 920 Wacker Chemie AG) with a roll applicator and vulcanized in 20 seconds at 140 ° C.
  • the layer thickness was 10 ⁇ .
  • the adhesion according to ISO 53530 between the layers was: 190 N / 5cm.
  • the elasticity of the 2-layer shaped article was: 180%
  • the obtained 2-layer molded body was pressed after cooling to a polyamide fabric with a printing press at 170 ° C and 3 bar pressure for 30 seconds.
  • Softening temperature of 130 ° C was a commercial condensation-curing silicone rubber with a viscosity of 50,000 mpas (ELASTOSIL ® E 50 Wacker Chemie AG) screen-printed in the form of a knob. Overnight was stored in the air, wherein the silicone rubber hardens.
  • the adhesion according to ISO 53530 between the layers was: 240 N / 5 cm.
  • the elasticity of the 2-layer shaped article was: 210%
  • the obtained 2-layer molded body was pressed in a printing press at 150 ° C and 3 bar pressure on a polyamide knitted fabric.
  • the knobs made of silicone rubber are fixed on the embroidery and show very good adhesion.
  • the adhesion was 230 N / 5 cm according to ISO 53530.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne un corps moulé bicouche constitué : (A) d'une première couche en caoutchouc de silicone, (B) d'un film composé d'un adhésif à chaud sous réserve que (i) l'adhérence entre (A) et (B) atteigne au moins 50 N/5 cm, mesurée selon ISO 53530, et (ii) la température de ramollissement de (B) soit comprise entre 80 et 200°C, et (iii) l'élasticité du corps moulé bicouche présente un allongement à la rupture d'au moins 150 %.
PCT/EP2012/071157 2011-11-10 2012-10-25 Caoutchouc de silicone appliqué sur une colle thermofusible WO2013068238A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011086103A DE102011086103A1 (de) 2011-11-10 2011-11-10 Siliconkautschuk auf Schmelzkleber
DE102011086103.3 2011-11-10

Publications (1)

Publication Number Publication Date
WO2013068238A1 true WO2013068238A1 (fr) 2013-05-16

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ID=47080514

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/071157 WO2013068238A1 (fr) 2011-11-10 2012-10-25 Caoutchouc de silicone appliqué sur une colle thermofusible

Country Status (2)

Country Link
DE (1) DE102011086103A1 (fr)
WO (1) WO2013068238A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017140288A1 (fr) * 2016-02-20 2017-08-24 Universität Kassel Procédé pour améliorer l'adhérence de la silicone sur une surface thermoplastique
DE102020122189A1 (de) 2020-08-25 2022-03-03 Hib Trim Part Solutions Gmbh Zierteil mit einstückiger aus Festsilikonen gebildeter Multifunktionsschicht

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110561877A (zh) 2018-06-05 2019-12-13 通用矽酮股份有限公司 一种硅胶弹性体及其制造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01320154A (ja) * 1988-06-20 1989-12-26 Fuji Syst Kk シリコーンゴム製熱転写マーク及びその製造方法並びにシリコーンゴム製熱転写マーク用積層体の製造方法
US20020015829A1 (en) * 2000-08-05 2002-02-07 Kyu Hwan Kim Heat transfer paper for label made of thermosetting material and method of manufacturing the same
US20050136227A1 (en) * 2003-12-19 2005-06-23 Illinois Tool Works, Inc. Variable data heat transfer label
EP2117366B1 (fr) 2007-02-27 2011-08-10 Gruppo Decortex S.R.L. Vêtement à bande respirante en silicone et son procédé de fabrication

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01320154A (ja) * 1988-06-20 1989-12-26 Fuji Syst Kk シリコーンゴム製熱転写マーク及びその製造方法並びにシリコーンゴム製熱転写マーク用積層体の製造方法
US20020015829A1 (en) * 2000-08-05 2002-02-07 Kyu Hwan Kim Heat transfer paper for label made of thermosetting material and method of manufacturing the same
US20050136227A1 (en) * 2003-12-19 2005-06-23 Illinois Tool Works, Inc. Variable data heat transfer label
EP2117366B1 (fr) 2007-02-27 2011-08-10 Gruppo Decortex S.R.L. Vêtement à bande respirante en silicone et son procédé de fabrication

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017140288A1 (fr) * 2016-02-20 2017-08-24 Universität Kassel Procédé pour améliorer l'adhérence de la silicone sur une surface thermoplastique
CN108779369A (zh) * 2016-02-20 2018-11-09 卡塞尔大学 改善有机硅在热塑性表面上的粘附性的方法
KR20190017722A (ko) * 2016-02-20 2019-02-20 우니베르시태트 카쎌 열가소성 수지 표면에 대한 실리콘의 접착을 개선하는 방법
JP2019509373A (ja) * 2016-02-20 2019-04-04 ウニヴェルズィテート カッセルＵｎｉｖｅｒｓｉｔａｅｔ Ｋａｓｓｅｌ 熱可塑性物質表面上でシリコーンの付着性を改善するための方法
KR102167846B1 (ko) * 2016-02-20 2020-10-20 우니베르시태트 카쎌 열가소성 수지 표면에 대한 실리콘의 접착을 개선하는 방법
JP7075123B2 (ja) 2016-02-20 2022-05-25 ウニヴェルズィテート カッセル 熱可塑性物質表面上でシリコーンの付着性を改善するための方法
DE102020122189A1 (de) 2020-08-25 2022-03-03 Hib Trim Part Solutions Gmbh Zierteil mit einstückiger aus Festsilikonen gebildeter Multifunktionsschicht

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