Patents Assigned to Schill & Seilacher
-
Publication number: 20220315708Abstract: The invention relates to rubber compositions that are provided with polyorganosiloxanes as plasticizers. The rubber compositions can be vulcanized by means of a cross-linking resin and they are particularly suitable for use as curing bladders in the production of tires. The invention further relates to the use of polyorganosiloxanes as corresponding plasticizers.Type: ApplicationFiled: June 26, 2020Publication date: October 6, 2022Applicant: SCHILL + SEILACHER STRUKTOL GMBHInventors: Volker BÖRGER, Dörte BECKER, Theresia KLOSE, Uwe DITTRICH
-
Patent number: 10233589Abstract: A composition to be used for providing a permanent hydrophilic finishing of textile fibers and textile products made thereof consists of a hydrophilically modified or amphoteric polydimethylsiloxane in a proportion of 3 to 30 weight percent, a quaternary ammonium compound in a proportion of 25 to 85 weight percent, the quaternary ammonium compound having a melting point of at least 55° C.; a fatty alcohol having a melting point of at least 60° C. in a proportion of 0 to 25 weight percent; a non-ionic consistency enhancer in a proportion of 0 to 40 weight percent and at least one dispersion additive in a proportion of 0 to 10 weight percent. The composition is preferably present as granulate and has a melting point of at least 45° C.Type: GrantFiled: December 21, 2015Date of Patent: March 19, 2019Assignee: SCHILL + SEILACHER GMBHInventors: Christine Wild, Wolfgang Warncke, Michaela Munza
-
Publication number: 20160281293Abstract: A surfactant composition for use for applying a permanent hydrophilic finish to textile fibers and textile products manufactured therefrom contains 40 to 90% by weight of a mixture of at least one non-ionic surfactant and optionally at least one anionic surfactant and/or one cationic surfactant, and up to 60% by weight of a hydrophobic additive. The hydrophobic additive comprises at least one compound of the group of fatty acid esters, vegetable oils and fats, and mixtures thereof.Type: ApplicationFiled: December 3, 2014Publication date: September 29, 2016Applicant: Schill + Seilacher GmbHInventors: Sandra Husmann, Michaela Munzar, Wolfgang Warncke
-
Patent number: 8735509Abstract: The invention relates to the use of polyorganosiloxanes having 3 or more siloxane units, which have one or more organic fractions R1, where R1 has one or more carbon-carbon multiple bonds and at least 4 carbon atoms, and wherein the presence of hydrocarbon fractions having a chain length of 5 to 50 carbon atoms is excluded, as additives in the processing of rubber. The polyorganosiloxanes are used in the processing and vulcanization of rubber in a quantity of 0.1 to 10 phr and incorporated by reaction in same. Said polyorganosiloxanes produce a reduction in the viscosity of the rubber during processing and optionally an improvement in the mechanical properties of the vulcanized rubber.Type: GrantFiled: February 3, 2011Date of Patent: May 27, 2014Assignee: Schill + Seilacher “Struktol” GmbHInventors: Volker Borger, Uwe Dittrich, Theresia Klose
-
Patent number: 8637592Abstract: The invention relates to encapsulated rubber additives in the form of microcapsules having a polymer capsule wall and a core which comprises at least one rubber additive. The invention likewise relates to a method for the production of microcapsules of this type. The microcapsules according to the invention are used during vulcanization of natural and synthetic rubbers.Type: GrantFiled: July 28, 2006Date of Patent: January 28, 2014Assignee: Schill + Seilacher GmbHInventors: Monika Jobmann, Gerald Rafler, Manfred Hensel
-
Patent number: 8541643Abstract: The invention relates to a superabsorbent powder consisting of polymer particles which have a core swelling in the presence of water and a superficially postcured shell, in which the powder is a screening fraction of such polymer particles which have not been crushed after the superficial postcure of their shell. This superabsorbent powder is especially suitable for the finishing of textile webs made of super-fine fibers or filaments with a diameter of less than 10 ?m, in particular for the finishing of sanitary products.Type: GrantFiled: December 23, 2005Date of Patent: September 24, 2013Assignee: Schill + Seilacher AktiengesellschaftInventors: Horst Ring, Roland Harbig
-
Patent number: 8470916Abstract: A halogen-free flame retardant obtainable by polycondensation of phosphoric monomers with esterifying monomers is provided. The phosphoric monomer is an adduct of 9,10-dihydro-9-oxa-10-phospha-phenanthrene-10-oxide (DOPO) and ring substituted DOPO derivatives to unsaturated carboxylic acids. Monovalent and polyvalent alcohols are used as esterifying monomers. The flame retardant has an average molecular weight of more than 20,000 and an average degree of polymerization Pn of at least 55, and is preferably used for the production of polyamide fibers and polyester fibers by melt spinning.Type: GrantFiled: March 2, 2009Date of Patent: June 25, 2013Assignee: Schill + Seilacher AGInventors: Udo Glauner, Uwe Storzer, Holger Keller, Horst Rieckert
-
Patent number: 8436098Abstract: The invention relates to the use of polyorganosiloxanes having 3 or more siloxane units, which has (i) at least one organic component R1, where R1 has at least one carbon-carbon multiple bond, and (ii) at least one hydrocarbon component R2, where R2 has a chain length of 5 to 50 carbon atoms. The polyorganosiloxanes are used in the processing and vulcanization of rubber and are incorporated reactively into it. They give rise to a lowering in the viscosity of the rubber in the course of processing and in some cases to an improvement in the mechanical properties of the vulcanized rubber.Type: GrantFiled: July 30, 2009Date of Patent: May 7, 2013Assignee: Schill + Seilacher “Struktol” GmbHInventors: Uwe Dittrich, Volker Borger, Gisela Thummler, Theresia Klose
-
Publication number: 20130046059Abstract: The invention relates to the use of polyorganosiloxanes having 3 or more siloxane units, which have one or more organic fractions R1, where R1 has one or more carbon-carbon multiple bonds and at least 4 carbon atoms, and wherein the presence of hydrocarbon fractions having a chain length of 5 to 50 carbon atoms is excluded, as additives in the processing of rubber. The polyorganosiloxanes are used in the processing and vulcanisation of rubber in a quantity of 0.1 to 10 phr and incorporated by reaction in same. Said polyorganosiloxanes produce a reduction in the viscosity of the rubber during processing and optionally an improvement in the mechanical properties of the vulcanised rubber.Type: ApplicationFiled: February 3, 2011Publication date: February 21, 2013Applicant: SCHILL + SEILACHER "STRUKTOL" GMBHInventors: Volker Börger, Uwe Dittrich, Theresia Klose
-
Patent number: 8058329Abstract: Nitrous bridged derivatives of 6H-dibenz[c,e][1,2]-oxaphosphorine-6-oxides, process for the preparation and use thereof. The invention refers to nitrous bridged derivatives of 6H-dibenz[c,e][1,2]-oxaphosphorine-6-oxides, a process for the preparation thereof and their use as flameproofing agents for polymers such as polyesters, polyamides, polycarbonates, polystyrenes, polyethylene, polypropylene, phenolic and epoxy resins.Type: GrantFiled: November 3, 2005Date of Patent: November 15, 2011Assignee: Schill+Seilacher “Struktol” AktiengesellschaftInventors: Berthold Just, Uwe Dittrich, Holger Keller, Manfred Doering, Uwe Storzer, Michael Ciesielski
-
Publication number: 20110178249Abstract: The invention relates to the use of polyorganosiloxanes having 3 or more siloxane units, which has (i) at least one organic component R1, where R1 has at least one carbon-carbon multiple bond, and (ii) at least one hydrocarbon component R2, where R2 has a chain length of 5 to 50 carbon atoms. The polyorganosiloxanes are used in the processing and vulcanization of rubber and are incorporated reactively into it. They give rise to a lowering in the viscosity of the rubber in the course of processing and in some cases to an improvement in the mechanical properties of the vulcanized rubber.Type: ApplicationFiled: July 30, 2009Publication date: July 21, 2011Applicant: SCHILL + SEILACHER "STRUKTOL" GMBHInventors: Uwe Dittrich, Volker Borger, Gisela Thummler, Theresia Klose
-
Patent number: 7951878Abstract: The invention relates to a method for preparing halogen-free flameproof epoxy resins, in which a halogen-free epoxy resin is reacted with a polyfunctional aldehyde or ketone and a phosphinic acid derivative, wherein the phosphinic acid derivative contains at least one P—H-active structural unit of the formula ?PH(O) and is used in an amount equivalent to the polyfunctionality of the aldehyde or ketone, to a halogen-free flameproof epoxy resin obtainable by this method, to the use of the epoxy resin as a base material for the manufacture of printed circuit boards and printed circuits and to intermediates used to prepare the epoxy resins.Type: GrantFiled: December 12, 2006Date of Patent: May 31, 2011Assignee: Schill + Seilacher “Struktol” AktiengesellschaftInventors: Berthold Just, Holger Keller, Manfred Doering, Uwe Storzer, Sebastian Seibold
-
Patent number: 7947370Abstract: The invention relates to microcapsules made of a core which contains at least one rubber additive and of a shell made of a first polymer. At least one coating made of a second polymer, which differs from the first polymer, and/or of a low molecular inorganic or organic compound, is deposited on the surface of the microcapsules as sliding or wearing layer in order to reduce the static friction.Type: GrantFiled: September 4, 2003Date of Patent: May 24, 2011Assignee: Schill + Seilacher GmbHInventors: Monika Jobmann, Gerald Rafler, Jozef Sagala, Ingeborg Gross
-
Publication number: 20080227888Abstract: The invention relates to encapsulated rubber additives in the form of microcapsules having a polymer capsule wall and a core which comprises at least one rubber additive. The invention likewise relates to a method for the production of microcapsules of this type. The microcapsules according to the invention are used during vulcanisation of natural and synthetic rubbers.Type: ApplicationFiled: July 28, 2006Publication date: September 18, 2008Applicant: SCHILL + SEILACHER AGInventors: Monika Jobmann, Gerald Rafler, Manfred Hensel
-
Patent number: 7317119Abstract: A process is provided for the preparation of 9,10-dihydro-9-oxa-10-organyloxyphosphaphenanthrene-10-oxide or -thione and derivatives of same substituted on the phenyl groups, in which: (a) 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOP) or a derivative of same is reacted in the presence of at least one mono- or polyhydric alcohol with at least one ortho ester with formation of a first intermediate product, (b) the intermediate product from step (a) is optionally reacted with at least one further mono- or polyhydric alcohol with formation of a further intermediate product and (c) the intermediate product from steps (a) or (b) is transformed by addition of oxidation agent into 9,10-dihydro-9-oxa-10-organyloxyphosphaphenanthrene-10-oxide or -thione or a derivative of same substituted on the phenyl groups.Type: GrantFiled: August 13, 2004Date of Patent: January 8, 2008Assignee: Schill & Seilacher “Struktol” AGInventors: Uwe Dittrich, Berthold Just, Manfred Döring, Michael Ciesielski
-
Patent number: 7317120Abstract: A process is provided for the preparation of 9,10-dihydro-9-oxa-10-organylphosphaphenanthrene-10-oxide and derivatives of same substituted on the phenyl groups, in which: (a) 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOP) or a derivative of same is reacted in the presence of at least one mono- or polyhydric alcohol with at least one ortho ester with formation of a first intermediate product, (b) the intermediate product from step (a) is optionally reacted with at least one further mono- or polyhydric alcohol with formation of a further intermediate product and (c) the intermediate product from steps (a) or (b) is transformed by addition of catalytic quantities of alkylation agent into 9,10-dihydro-9-oxa-10-organylphosphaphenanthrene-10-oxide or a derivative of same substituted on the phenyl groups.Type: GrantFiled: August 13, 2004Date of Patent: January 8, 2008Assignee: Schill + Seilacher “Struktol” AGInventors: Uwe Dittrich, Berthold Just, Manfred Döring, Michael Ciesielski
-
Publication number: 20060127668Abstract: The invention relates to microcapsules made of a core which contains at least one rubber additive and of a shell made of a first polymer. At least one coating made of a second polymer, which differs from the first polymer, and/or of a low molecular inorganic or organic compound, is deposited on the surface of the microcapsules as sliding or wearing layer in order to reduce the static friction.Type: ApplicationFiled: September 4, 2003Publication date: June 15, 2006Applicant: Schill & Seilacher AGInventors: Monika Jobmann, Gerald Rafler, Josef Sagala, Ingeborg Gross
-
Patent number: 6984450Abstract: The invention relates to a rubber additive composition which contains at least one rubber additive (a), the at least one additive (a) being encased in coating material (b) accompanied by formation of microcapsules. The additive can in particular be sulphur or another vulcanization agent, a vulcanization accelerator and/or activator.Type: GrantFiled: November 18, 1998Date of Patent: January 10, 2006Assignee: Schill & Seilacher (GmbH & Co.)Inventors: Karl-Hans Menting, Christopher Stone
-
Publication number: 20050282013Abstract: The invention relates to a rubber additive composition which contains at least one rubber additive (a), the at least one additive (a) being encased in coating material (b) accompanied by formation of microcapsules. The additive can in particular be sulphur or another vulcanization agent, a vulcanization accelerator and/or activator.Type: ApplicationFiled: August 24, 2005Publication date: December 22, 2005Applicant: Schill & SeilacherInventors: Karl-Hans Menting, Christopher Stone
-
Patent number: 6855192Abstract: A release agent for bituminous material is disclosed which comprises a mineral oil-free composition containing an aqueous dispersion of a polyalkenamer, preferably a polyoctenamer. The release agent may additionally contain a dispersing agent and at least one fatty acid ester. The release agent also may be used for the cleaning of surfaces such as motor vehicles, road making machines and environmental surfaces contaminated with bituminous material.Type: GrantFiled: May 15, 2003Date of Patent: February 15, 2005Assignee: Schill + Seilacher “Struktol” AktiengesellschaftInventor: Clara Petri