Patents by Inventor Haitao Rong
Haitao Rong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8816000Abstract: The invention relates to coatings having a contact angle hysteresis with water measured by the sessile drop method of at most 20°.Type: GrantFiled: February 22, 2010Date of Patent: August 26, 2014Assignee: Henkel AG & Co. KGaAInventors: Haitao Rong, Peter Greiwe, Jürgen Groll, Christine Mohr, Marina Glesius, Martin Möller
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Patent number: 7998918Abstract: Aqueous liquid compositions containing: (a) at least one alkyl ether sulphate (b) at least one multi-armed silyl polyalkoxylate of the formula (I) (H-A)n-Z-[A-B—Si(OR1)r(R2)3?r]m (I), where Z is an (m+n)-valent radical having at least three carbon atoms, A is a divalent polyoxyalkylene radical, wherein the m+n polyoxyalkylene radicals bound to Z can be different from one another, and wherein one radical A is in each case bound to Z via an oxygen atom belonging to Z, and one oxygen atom belonging to A is bound to B or hydrogen, B is a chemical bond or a divalent organic radical having 1 to 50 carbon atoms, OR1 is a hydrolysable group, R1 and R2 independently of one another are a linear or branched alkyl group having 1 to 6 carbon atoms and r is an integer from 1 to 3, and m is an integer ?1 and n is 0 or an integer ?1, and m+n has a value from 3 to 100, and (c) 0-50% of at least one alkylsulphonate and/or arylsulphonate; (d) 0-15% of at least one alkyl sulphate and/or (e) 0-20% of at least one amphoteric surfaType: GrantFiled: December 4, 2007Date of Patent: August 16, 2011Assignee: Henkel AG & Co. KGaAInventors: Haitao Rong, Matthias Schweinsberg, Heinz-Dieter Soldanski, Marina Glesius
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Patent number: 7998919Abstract: The invention relates to compositions for treating a hard surface, in particular for cleaning and/or dirt-repellent treatment of a hard surface, containing a) at least one multi-armed silyl polyalkoxylate of the formula (I) (H-A)n-Z-[A-B—Si(OR1)r(R2)3?r]m (I), where Z is a (m+n)=valent radical having at least three carbon atoms, A is a divalent polyoxyalkylene radical, wherein the m+n polyoxyalkylene radicals bound to Z can be different from one another, and wherein one radical A is in each case bound to Z via an oxygen atom belonging to Z, and one oxygen atom belonging to A is bound to B or hydrogen, B is a chemical bond or a divalent organic radical having 1 to 50 carbon atoms, OR1 is a hydrolysable group, R1 and R2 independently of one another are a linear or branched alkyl group having 1 to 6 carbon atoms and r is an integer from 1 to 3, and m is an integer ?1 and n is 0 or an integer ?1, and m+n has a value from 3 to 100, b) at least one surfactant, c) water and/or at least one nonaqueous solvent, d) ifType: GrantFiled: December 4, 2007Date of Patent: August 16, 2011Assignee: Henkel AG & Co. KGaAInventors: Haitao Rong, Stefan Stumpe, Matthias Lüken, Mirko Weide, Jürgen Groll, Peter Greiwe
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Patent number: 7897554Abstract: Multi-armed silyl polyalkoxylates of the formula (I), (H-A)n-Z-[A-B—Si(OR1)r(R2)3?r]m (I), where Z is an (m+n)-valent radical having at least three carbon atoms, A is a divalent polyoxyalkylene radical, B is a chemical bond or a divalent organic radical having 1 to 50 carbon atoms, OR1 is a hydrolysable group, R1 and R2 independently of one another are a linear or branched alkyl group having 1 to 6 carbon atoms and r is an integer from 1 to 3, and m is an integer ?1 and n is 0 or an integer ?1, and m+n has a value from 3 to 100, for reducing glass corrosion and/or for improving the drying performance during mechanical cleaning of a glass surface. Also compositions, in particular for the cleaning of glass surfaces, which compositions contain compounds of the formula (I).Type: GrantFiled: June 4, 2009Date of Patent: March 1, 2011Assignee: Henkel AG & Co. KGaAInventors: Arnd Kessler, Haitao Rong, Wolfgang Wick, Matthias Schweinsberg
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Publication number: 20100209612Abstract: The invention relates to coatings with a contact angle hysteresis in water as measured by the tilting plate method of at most 20° made from silyl-terminated linear prepolymers which may cross-link with the surface of the substrate for coating, wherein the silyl-terminated linear prepolymers may be obtained by reaction of compounds of general formula (I): X-A-X? (I), where A=a polyoxyalkylene chain of ethylene oxide units or ethylene oxide and propylene oxide units with a maximum fraction of 50 wt.Type: ApplicationFiled: February 19, 2010Publication date: August 19, 2010Inventors: Haitao Rong, Peter Grejwe, Jürgen Groll, Christine Mohr, Marina Glesius, Martin Möller
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Publication number: 20100209613Abstract: The invention relates to coatings having a contact angle hysteresis with water measured by the sessile drop method of at most 20°.Type: ApplicationFiled: February 22, 2010Publication date: August 19, 2010Inventors: Haitao Rong, Peter Grejwe, Jürgen Groll, Christine Mohr, Marina Glesius, Martin Möller
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Publication number: 20100081596Abstract: Aqueous liquid compositions containing: (a) at least one alkyl ether sulphate (b) at least one multi-armed silyl polyalkoxylate of the formula (I) (H-A)n-Z-[A-B—Si(OR1)r(R2)3-r]m (I), where Z is an (m+n)-valent radical having at least three carbon atoms, A is a divalent polyoxyalkylene radical, wherein the m+n polyoxyalkylene radicals bound to Z can be different from one another, and wherein one radical A is in each case bound to Z via an oxygen atom belonging to Z, and one oxygen atom belonging to A is bound to B or hydrogen, B is a chemical bond or a divalent organic radical having 1 to 50 carbon atoms, OR1 is a hydrolysable group, R1 and R2 independently of one another are a linear or branched alkyl group having 1 to 6 carbon atoms and r is an integer from 1 to 3, and m is an integer ?1 and n is 0 or an integer ?1, and m+n has a value from 3 to 100, and (c) 0-50% of at least one alkylsulphonate and/or arylsulphonate; (d) 0-15% of at least one alkyl sulphate and/or (e) 0-20% of at least one amphoteric surfaType: ApplicationFiled: December 4, 2007Publication date: April 1, 2010Applicant: Henkel AG & Co. KGaAInventors: Haitao Rong, Matthias Schweinsberg, Heinz-Dieter Soldanski, Marina Glesius
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Publication number: 20100056415Abstract: The invention relates to compositions for treating a hard surface, in particular for cleaning and/or dirt-repellent treatment of a hard surface, containing a) at least one multi-armed silyl polyalkoxylate of the formula (I) (H-A)n-Z-[A-B—Si(OR1)r(R2)3?r]m (I), where Z is a (m+n)=valent radical having at least three carbon atoms, A is a divalent polyoxyalkylene radical, wherein the m+n polyoxyalkylene radicals bound to Z can be different from one another, and wherein one radical A is in each case bound to Z via an oxygen atom belonging to Z, and one oxygen atom belonging to A is bound to B or hydrogen, B is a chemical bond or a divalent organic radical having 1 to 50 carbon atoms, OR1 is a hydrolysable group, R1 and R2 independently of one another are a linear or branched alkyl group having 1 to 6 carbon atoms and r is an integer from 1 to 3, and m is an integer ?1 and n is 0 or an integer ?1, and m+n has a value from 3 to 100, b) at least one surfactant, c) water and/or at least one nonaqueous solvent, d) ifType: ApplicationFiled: December 4, 2007Publication date: March 4, 2010Applicant: Henkel G & Co. KGaAInventors: Haitao Rong, Stefan Stumpe, Matthias Lüken, Mirko Weide, Jürgen Groll, Peter Greiwe
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Publication number: 20090298736Abstract: Multi-armed silyl polyalkoxylates of the formula (I), (H-A)n-Z-[A-B—Si(OR1)r(R2)3?r]m (I), where Z is an (m+n)-valent radical having at least three carbon atoms, A is a divalent polyoxyalkylene radical, B is a chemical bond or a divalent organic radical having 1 to 50 carbon atoms, OR1 is a hydrolysable group, R1 and R2 independently of one another are a linear or branched alkyl group having 1 to 6 carbon atoms and r is an integer from 1 to 3, and m is an integer ?1 and n is 0 or an integer ?1, and m+n has a value from 3 to 100, for reducing glass corrosion and/or for improving the drying performance during mechanical cleaning of a glass surface. Also compositions, in particular for the cleaning of glass surfaces, which compositions contain compounds of the formula (I).Type: ApplicationFiled: June 4, 2009Publication date: December 3, 2009Applicant: Henkel AG & Co. KGaAInventors: Arnd Kessler, Haitao Rong, Wolfgang Wick, Matthias Schweinsberg
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Publication number: 20090029043Abstract: The present invention relates to coatings that possess a dynamic contact angle hysteresis in water, measured by means of a Wilhelmy balance according to DIN EN 14370, of at most 15°, and are can be manufactured from star-shaped prepolymers and/or star-shaped prepolymer-nanoparticle complexes that are cross-linkable with one another and with the surface of the substrate to be coated, the star-shaped prepolymers and/or star-shaped prepolymer-nanoparticle complexes possessing, before being cross-linked, at least three hydrophilic polymer arms that, considered of themselves, are soluble in water, and that carry on all or on some of their free ends R1 silyl terminal groups of the following general formula (I): R1 is —CRa2—Si(ORb)r(Rc)3-r, where Ra denotes hydrogen or a linear or branched alkyl group having 1 to 6 carbon atoms, ORb denotes a hydrolyzable group, Rc denotes a linear or branched alkyl group having 1 to 6 carbon atoms, and r denotes a number from 1 to 3, and that carry, on the optionally present ends nType: ApplicationFiled: August 20, 2008Publication date: January 29, 2009Inventors: Haitao RONG, Jurgen GROLL, Peter GREIWE, Gallus SCHECHNER, Christine MOHR, Martin MOLLER
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Publication number: 20050031793Abstract: Stellate polymers containing hydrophilic polymer arms, which bear reactive functional groups on their free ends, are useful for producing ultra-thin coatings that form hydrogels. Such coatings actively suppress an unspecific protein absorption on surfaces provided with such coatings.Type: ApplicationFiled: July 29, 2004Publication date: February 10, 2005Inventors: Martin Moeller, Claudia Mourran, Joachim Spatz, Haitao Rong