Patents Assigned to Sika Technology
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Patent number: 10899950Abstract: A one-component thermosetting epoxy resin adhesive, including a) at least one epoxy resin A having on average more than one epoxide group per molecule; b) at least one latent hardener for epoxy resins; and c) at least one carboxylic acid selected from substituted or unsubstituted succinic acid and substituted or unsubstituted phthalic acid, wherein the epoxy resin adhesive contains 1.7 to 15 mmol of the at least one carboxylic acid per 100 g of epoxy resin adhesive, and the epoxy resin adhesive has a viscosity of more than 10 000 Pas at 25° C.Type: GrantFiled: September 25, 2018Date of Patent: January 26, 2021Assignee: SIKA TECHNOLOGY AGInventor: John Hanley
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Patent number: 10899926Abstract: A composition including at least one polymer containing silane groups, at least one epoxy resin, and at least one amine of the formula (I). The composition is low in odor, low in toxicity, and highly workable. It enables low-emission products which cure rapidly at ambient temperature to form macroscopically homogeneous films or bodies having good mechanical properties, high thermal stability and good adhesion properties, the mechanical properties being able to be adjusted from very elastic through to tough elastic. The composition is especially suitable as adhesive and/or sealant or coating.Type: GrantFiled: February 14, 2017Date of Patent: January 26, 2021Assignee: SIKA TECHNOLOGY AGInventors: Edis Kasemi, Andreas Kramer, Ursula Stadelmann, Urs Burckhardt, Hans Häberle, Steffen Kelch
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Patent number: 10894879Abstract: A thermoplastic mixture is described that includes at least one impact-resistant polypropylene copolymer and at least one ethylene-1-octene copolymer. The weight ratio of impact-resistant polypropylene copolymer to ethylene-1-octene copolymer can be in the range of 35:65 to 65:35. The thermoplastic mixture has a high melting point and excellent flexibility. The mixture is suitable in particular for roof membranes and waterproofing membranes.Type: GrantFiled: November 29, 2018Date of Patent: January 19, 2021Assignee: SIKA TECHNOLOGY AGInventors: Matthias Gössi, Peter Zweifel
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Publication number: 20210012159Abstract: A method and system for evaluating crack intensity on polymeric sheet based on predetermined scale of crack intensity grades, which includes the steps of a) recording digital image of at least portion of surface of polymeric sheet using apparatus for recording digital images; and b) automatic classification of crack intensity by computer-implemented program for pattern recognition by means of trained artificial neural network, including 1) inputting digital image or one or more subareas of digital image to trained artificial neural network as input data, 2) classification by artificial neural network by assigning grade from predetermined scale of crack intensity grades to digital image or one or more subareas and 3) outputting assigned grade or grades for digital image and/or one or more subareas as output data, wherein artificial neural network is trained in advance in learning phase with plurality of digital images or subareas thereof of polymeric sheet surface portions.Type: ApplicationFiled: March 28, 2019Publication date: January 14, 2021Applicant: SIKA TECHNOLOGY AGInventors: Carl WILFRIED, Katrin SCHUMANN, Roger KATHRINER, Karin ODERMATT
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Publication number: 20210008761Abstract: A system provides building materials including a packaging, a lifting device and a mixing and conveying device. The packaging can be positioned by the lifting device via the mixing and conveying device in such a way that a total height of the system is less than 230 cm.Type: ApplicationFiled: March 21, 2019Publication date: January 14, 2021Applicant: SIKA TECHNOLOGY AGInventors: Michael JERNEI, Reto KUSTER
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Publication number: 20210002898Abstract: A sealing device including a waterproofing membrane and a protective film including a backing layer, which is directly attached to at least part of the bottom surface of the waterproofing membrane. The invention is also directed to a method for producing a sealing device, to use of a protective film comprising a backing layer for reducing blocking of a polymeric membrane, and to a method for covering a roof substrate using the sealing devices of the present invention.Type: ApplicationFiled: March 14, 2019Publication date: January 7, 2021Applicant: SIKA TECHNOLOGY AGInventors: Oliver KNEBEL, Robert ROSKAMP, Simon SCHOENBRODT, Armin FLÜCK
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Publication number: 20210002058Abstract: A system for packaging two components which includes a first container, which is intended for accommodating a first component and has a lid. The system further includes a second container for accommodating a second component, wherein the second container is arranged in a volume of the first container. The system further includes a mixing head, which seals the second container in relation to the first container.Type: ApplicationFiled: April 3, 2019Publication date: January 7, 2021Applicant: SIKA TECHNOLOGY AGInventors: Dana MAIWALD, Nicole JAGIELSKI, Torsten FUNK
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Publication number: 20210002063Abstract: A two-component pressurized can having a body, a dome, a valve arranged in the dome, an inwardly curved bottom and an opening device which is arranged in the bottom and can be actuated through the bottom from the outside, in which the can body has a peripheral necking to which there is secured a separating disk which divides the can into a lower chamber and an upper chamber, wherein the separating disk has a central opening which is closed by a closure element, and wherein the opening device can be moved against the closure element via the triggering member in order to detach the closure element from the separating disk.Type: ApplicationFiled: November 27, 2018Publication date: January 7, 2021Applicant: SIKA TECHNOLOGY AGInventor: Jochen BÜRKLE
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Patent number: 10882299Abstract: A method for applying, in particular for evenly pressing across a surface, a component to a construction part by way of a manipulator, by receiving the component to be applied by means of a first vacuum pressure in a first interstice between a supporting member and the component, displacing the manipulator with the component towards the construction part, disposing the component at at least one partial surface of the construction part by way of the manipulator, where, during disposing, a second vacuum pressure is generated in a second interstice between the supporting member and the construction part, and mounting the component at the construction part by increasing the difference between the first and second vacuum pressures, where the manipulator continuously maintains the first vacuum pressure until completion of arrangement and at least partial attachment of the component at the construction part.Type: GrantFiled: January 3, 2018Date of Patent: January 5, 2021Assignee: SIKA TECHNOLOGY AGInventors: Ernst Hotz, Wolf-Peter Sander
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Publication number: 20200399051Abstract: A two-component aerosol can for dispensing sealing and assembly foams based on isocyanates, having an outer pressure container which holds a prepolymer component and a propellant gas, the outer pressure container being in communication with a first valve device and with a first channel; an inner container which holds a curing component and a propellant gas, the inner container being in communication with a second valve device and with a second channel; and a spray head which comprises a device for simultaneously actuating the first and second valve devices; and a spray tube into which the first and second channels jointly openType: ApplicationFiled: November 27, 2018Publication date: December 24, 2020Applicant: SIKA TECHNOLOGY AGInventor: Jochen BÜRKLE
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Publication number: 20200399035Abstract: A system for packaging two liquid components, including a first container for receiving a first component and a lid, by means of which the first container can be closed. The system further includes a second container for receiving a second component, wherein the second container is arranged on the lid such that the second container lies in a volume of the first container when the first container is closed by the lid. The second container additionally has a specified opening which allows the second component to be transferred to the first container in an open state.Type: ApplicationFiled: February 5, 2019Publication date: December 24, 2020Applicant: SIKA TECHNOLOGY AGInventor: Dana MAIWALD
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Patent number: 10865285Abstract: Two-component formulation for producing open-cell flexible foams having compressive strength of ?1N/cm2, contained in 2-component aerosol can with crosslinker sleeve which can be opened prior to deploying formulation from aerosol can wherein the contents thereof enter aerosol can, wherein first component is present in aerosol can and second component that is reactive to first component is present separately in crosslinker sleeve and wherein aerosol can includes prepolymer composed of 25-35% by weight MDI and 40-55% by weight of polyol mixture having free isocyanate groups, and 10-21% by weight of propellant gas mixture and crosslinker sleeve includes 4-10% by weight of crosslinker mixture, wherein weight data are based on weight of formulation.Type: GrantFiled: July 28, 2017Date of Patent: December 15, 2020Assignee: SIKA TECHNOLOGY AGInventor: Natalie Wagner
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Publication number: 20200385615Abstract: A composition includes an epoxy-based curable adhesive having at least one an epoxy resin modified acrylonitrile-butadiene copolymer and at least one thermoplastic elastomer. The at least one thermoplastic elastomer is present in the curable adhesive as a penetrating polymer network. Further, an expandable article is composed of the composition, a reinforcing element includes a support and an expandable article, a method for reinforces cavities of structural components, and the composition is used as a shape memory material.Type: ApplicationFiled: January 25, 2019Publication date: December 10, 2020Applicant: SIKA TECHNOLOGY AGInventors: Karsten FRICK, Alina KELLER
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Patent number: 10858289Abstract: A multi-component composition, in particular a three-component composition, especially for manufacture of a polyurethane cementitious hybrid flooring, including or made of: a polyol component (A) including at least one polyol and water; a hardener component (B) including at least one polyisocyanate compound; a solid component (C) including at least one hydraulic binder; and wherein at least one of the components of the multi component composition includes at least one comb polymer having a main chain including acid groups, and side chains being attached on the main chain.Type: GrantFiled: July 5, 2017Date of Patent: December 8, 2020Assignee: SIKA TECHNOLOGY AGInventors: Patricia Gimeno Santos, Carola Kaddatz, Jochen Grötzinger
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Patent number: 10858286Abstract: A process for preparing a polymer mixture containing at least two different comb polymers, wherein the comb polymers each have a polymer backbone having side chains attached via ester and/or amide groups, which process includes the steps of: a) providing and/or preparing a reaction mixture containing at least a first base polymer bearing acid groups and a second base polymer bearing acid groups, wherein the two base polymers differ chemically; b) conjointly esterifying and/or amidating the two base polymers with at least one unilaterally hydroxyl-terminated side chain compound and/or with at least one unilaterally amino-terminated side chain compound to obtain at least two different comb polymers.Type: GrantFiled: March 2, 2017Date of Patent: December 8, 2020Assignee: SIKA TECHNOLOGY AGInventor: Ottavio Rombola
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Patent number: 10851023Abstract: A hardening accelerator for mineral binder compositions, in particular for cementitious binder compositions, including at least one phosphoric acid ester of a polyvalent alcohol and at least one alkali metal carbonate.Type: GrantFiled: March 21, 2017Date of Patent: December 1, 2020Assignee: SIKA TECHNOLOGY AGInventors: Christian Bürge, Gilbert Mäder, Franz Wombacher
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Patent number: 10843641Abstract: An insulating material for insulating a structural element in a vehicle including a support element with a first surface and a second surface, and an expandable material which is arranged on the support element. The expandable material is arranged here on a first sub-region of the first surface of the support element, and a second sub-region of the first surface is free from expandable material. The first sub-region is configured here in such a manner that the first surface of the support element is completely covered with expanded material after expansion of the expandable material.Type: GrantFiled: April 21, 2017Date of Patent: November 24, 2020Assignee: SIKA TECHNOLOGY AGInventor: Stefan Ulmann
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Publication number: 20200361544Abstract: A reinforcing element for reinforcing structural elements including at least one channel on an outer side. The outer side forms a shoulder next to the channel. Furthermore, the reinforcing element is provided for forming an open system in terms of an adhesion of the reinforcing element in the structural element, wherein, in a use state of the reinforcing element in the structural element, a space is formed between the shoulder of the reinforcing element and the structural element, which is open relative to an adjacent cavity of the structural element.Type: ApplicationFiled: June 21, 2018Publication date: November 19, 2020Applicant: SIKA TECHNOLOGY AGInventors: Noah MUNZINGER, Denis SOUVAY, Urs RHEINEGGER
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Publication number: 20200362212Abstract: An adhesive composition, including at least polymer containing silane groups, between 15 and 35 wt.-% of at least one polymeric plasiticzer, between 0.5 and 2.5 wt.-% of at least one monomeric or oligomeric aminofunctional alkoxysilane S1 with a nitrogen content of between 4.5 and 14.5 wt.-%, and between 0.5 and 2.5 wt.-% of at least one oligomeric aminofunctional alkoxysilane S2 with a nitrogen content of between 15 and 20 wt.-%. The adhesive composition is particularly suitable to seal or bond thermoplastic substrates, such as polyolefins or bituminous materials, and shows fast adhesion build-up and low volatile organic carbon (VOC).Type: ApplicationFiled: September 17, 2018Publication date: November 19, 2020Applicant: SIKA TECHNOLOGY AGInventors: Oscar LARSSON, Marcel OERTLI
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Patent number: 10836868Abstract: A conversion product which has at least one aliphatic amidine or guanidine group and at least one polysiloxane radical, and the use of the conversion product as a catalyst for cross-linking hardenable compositions, in particular based on polymers containing silane groups. The conversion product is largely odor-free, non-volatile, and of low toxicity. The conversion product accelerates the cross-linking of such compositions surprisingly well, does not impair the stability of such compositions in storage, and is very highly compatible, which means that such compositions do not tend toward separation or migration or evaporation of the catalyst.Type: GrantFiled: December 14, 2016Date of Patent: November 17, 2020Assignee: SIKA TECHNOLOGY AGInventors: Rita Cannas, Urs Burckhardt