Patents by Inventor Gilbert Maeder

Gilbert Maeder 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).

  • Additive for internal post treatment of mineral binder compositions
    Patent number: 11161791
    Abstract: An admixture for mineral binder compositions, in particular an after-treatment agent for mineral binder compositions, including at least one water-absorbing substance and at least one shrinkage reducer.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: November 2, 2021
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Christian Bürge, Gilbert Mäder, Franz Wombacher
  • Accelerator
    Patent number: 10851023
    Abstract: 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: Grant
    Filed: March 21, 2017
    Date of Patent: December 1, 2020
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Christian Bürge, Gilbert Mäder, Franz Wombacher
  • Composition based on calcium oxide
    Patent number: 10793471
    Abstract: A composition, in particular a setting accelerator for mineral binders, containing or being made of: a) calcium oxide in the particle form; b) an inhibitor for the reaction of calcium oxide with water and c) optionally water.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: October 6, 2020
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Christian Bürge, Gilbert Mäder, Franz Wombacher
  • Accelerator for mineral binders
    Patent number: 10759716
    Abstract: A method for preparing a setting and hardening accelerator for mineral binders including a step of: (i) reacting a calcium compound CV with a silica sol SL, a molar ratio of Si:Ca being less than 0.1 during the reaction.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: September 1, 2020
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Gilbert Mäder, Christophe Kurz, Beat Marazzani, Christian Bürge
  • COMPOSITION BASED ON CALCIUM OXIDE
    Publication number: 20190084880
    Abstract: A composition, in particular a setting accelerator for mineral binders, containing or being made of: a) calcium oxide in the particle form; b) an inhibitor for the reaction of calcium oxide with water and c) optionally water.
    Type: Application
    Filed: March 21, 2017
    Publication date: March 21, 2019
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Christian BÜRGE, Gilbert MÄDER, Franz WOMBACHER
  • ACCELERATOR
    Publication number: 20190071368
    Abstract: 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: Application
    Filed: March 21, 2017
    Publication date: March 7, 2019
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Christian BÜRGE, Gilbert MÄDER, Franz WOMBACHER
  • ADDITIVE FOR INTERNAL POST TREATMENT OF MINERAL BINDER COMPOSITIONS
    Publication number: 20180282233
    Abstract: An admixture for mineral binder compositions, in particular an after-treatment agent for mineral binder compositions, including at least one water-absorbing substance and at least one shrinkage reducer.
    Type: Application
    Filed: October 17, 2016
    Publication date: October 4, 2018
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Christian BÜRGE, Gilbert MÄDER, Franz WOMBACHER
  • ACCELERATOR FOR MINERAL BINDERS
    Publication number: 20160107938
    Abstract: A method for preparing a setting and hardening accelerator for mineral binders including a step of: (i) reacting a calcium compound CV with a silica sol SL, a molar ratio of Si:Ca being less than 0.1 during the reaction.
    Type: Application
    Filed: May 21, 2014
    Publication date: April 21, 2016
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Gilbert MÄDER, Christophe KURZ, Beat MARAZZANI, Christian BÜRGE
  • Hardening accelerator for mineral binder compositions
    Patent number: 9233876
    Abstract: A hardening accelerator for mineral binder compositions, in particular for cementitious binder compositions, is provided. The hardening accelerator contains a combination of a) a first amino alcohol (A) including at least one primary alcohol group, and b) a second amino alcohol (E) including at least one secondary alcohol group.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: January 12, 2016
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Beat Marazzani, Christian Bürge, Christophe Kurz, Gilbert Mäder
  • Hardening accelerator for mineral binders
    Patent number: 9221716
    Abstract: A hardening accelerator for mineral binders including an amino alcohol A and/or of a salt of said amino alcohol A, for example, cementitious binders, is provided. The amino alcohol A has a structure according to formula (I) where a) R1 and R2, independently of one another, each represent an alkanol group including 3-4 carbon atoms, b) R3 is an organic group including 1-8 carbon atoms, and c) R3 is different from R1 and/or R2.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: December 29, 2015
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Beat Marazzani, Christian Bürge, Christophe Kurz, Gilbert Mäder
  • Process for producing hardening accelerators for mineral binder compositions
    Patent number: 9145335
    Abstract: A process for preparing a setting and hardening accelerator for mineral binders includes the following steps: a) reacting a calcium compound CV with a silicon compound SV, and b) adding an acidic compound having a molecular weight of not more than 200 g/mol, more particularly 40-100 g/mol.
    Type: Grant
    Filed: December 5, 2012
    Date of Patent: September 29, 2015
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Franz Wombacher, Beat Marazzani, Christian Bürge, Christophe Kurz, Gilbert Mäder
  • ACCELERATOR
    Publication number: 20140331899
    Abstract: The invention relates to additives for hydraulic binders and systems such as concrete and mortar produced therefrom. More particularly, the present invention relates to a setting and curing accelerator for hydraulic binders produced by reacting a calcium compound CV with a silica sol SL.
    Type: Application
    Filed: December 21, 2012
    Publication date: November 13, 2014
    Inventors: Franz Wombacher, Beat Marazzani, Christian Bürge, Christophe Kurz, Gilbert Mäder
  • PROCESS FOR PRODUCING HARDENING ACCELERATORS FOR MINERAL BINDER COMPOSITIONS
    Publication number: 20140305345
    Abstract: A process for preparing a setting and hardening accelerator for mineral binders includes the following steps: a) reacting a calcium compound CV with a silicon compound SV, and b) adding an acidic compound having a molecular weight of not more than 200 g/mol, more particularly 40-100 g/mol.
    Type: Application
    Filed: December 5, 2012
    Publication date: October 16, 2014
    Inventors: Franz Wombacher, Beat Marazzani, Christian Bürge, Christophe Kurz, Gilbert Mäder
  • HARDENING ACCELERATOR FOR MINERAL BINDERS
    Publication number: 20140076203
    Abstract: A hardening accelerator for mineral binders including an amino alcohol A and/or of a salt of said amino alcohol A, for example, cementitious binders, is provided. The amino alcohol A has a structure according to formula (I) where a) R1 and R2, independently of one another, each represent an alkanol group including 3-4 carbon atoms, b) R3 is an organic group including 1-8 carbon atoms, and c) R3 is different from R1 and/or R2.
    Type: Application
    Filed: November 26, 2013
    Publication date: March 20, 2014
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Beat MARAZZANI, Christian Bürge, Christophe Kurz, Gilbert Mäder
  • HARDENING ACCELERATOR FOR MINERAL BINDER COMPOSITIONS
    Publication number: 20140076205
    Abstract: A hardening accelerator for mineral binder compositions, in particular for cementitious binder compositions, is provided. The hardening accelerator contains a combination of a) a first amino alcohol (A) including at least one primary alcohol group, and b) a second amino alcohol (E) including at least one secondary alcohol group.
    Type: Application
    Filed: November 26, 2013
    Publication date: March 20, 2014
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Beat MARAZZANI, Christian BÜRGE, Christophe KURZ, Gilbert MÄDER
  • Accelerator for hydraulic binders
    Patent number: 8608847
    Abstract: The invention relates to additives for hydraulic binders and systems produced from them, such as concrete and mortar. In particular, the present invention relates to a setting and hardening accelerator for hydraulic binders produced by means of reaction of a calcium compound CV with a silicon compound SV and addition of a phosphonic acid derivative, as well as its production.
    Type: Grant
    Filed: August 24, 2011
    Date of Patent: December 17, 2013
    Assignee: Sika Technology AG
    Inventors: Christian Buerge, Franz Wombacher, Christophe Kurz, Beat Marazzani, Gilbert Maeder, Ueli Sulser
  • ACCELERATOR FOR HYDRAULIC BINDERS
    Publication number: 20130112116
    Abstract: The invention relates to additives for hydraulic binders and systems produced from them, such as concrete and mortar. In particular, the present invention relates to a setting and hardening accelerator for hydraulic binders produced by means of reaction of a calcium compound CV with a silicon compound SV and addition of a phosphonic acid derivative, as well as its production.
    Type: Application
    Filed: August 24, 2011
    Publication date: May 9, 2013
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Christian Buerge, Franz Wombacher, Christophe Kurz, Beat Marazzani, Gilbert Maeder, Ueli Sulser