Patents Assigned to SPECTROPLAST AG
  • Patent number: 12179418
    Abstract: Additive manufacturing compositions are disclosed that include at least one alkenyl-derivatized polysiloxane and at least one mercapto-derivatized polysiloxane crosslinking agent of formula (I): R1(R)2SIO((R3R4)SiO)xSi(R)2R2 (I), wherein R is independently C(1-12)alkyl; R1, R2, R3, R4 are independently C(1-12)alkyl, or mercapto-C(1-12)alkyl; x is 1 or more; with the proviso that at least one of R1, R2, R3, R4 is mercapto-C(1-12)alkyl, and wherein the at least one alkenyl-derivatized polysiloxane and the at least one mercapto-derivatized polysiloxane crosslinking agent form a stable emulsion; their use in additive manufacturing as well as 3D printed silicone objects obtained from these compositions.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: December 31, 2024
    Assignee: SPECTROPLAST AG
    Inventor: Manuel Schaffner
  • Publication number: 20240140021
    Abstract: The present invention relates to an apparatus (1) for producing a three-dimensional object.
    Type: Application
    Filed: March 14, 2022
    Publication date: May 2, 2024
    Applicant: SPECTROPLAST AG
    Inventors: Petar STEFANOV, Manuel SCHAFFNER
  • Publication number: 20220184885
    Abstract: Additive manufacturing compositions are disclosed comprising at least one alkenyl-derivatized polysiloxane and at least one mercapto-derivatized polysiloxane crosslinking agent of formula (I): R1(R)2SiO((R3R4)SiO)xSi(R)2R2 (I), wherein R is independently C(1-12)alkyl: R1, R2, R3, R4 are independently C(1-12)alkyl, or mercapto-C(1-12)alkyl; x is 1 or more; with the proviso that at least one of R1, R2, R3, R4 is mercapto-C(1-12)alkyl, and wherein the at least one alkenyl-derivatized polysiloxane and the at least one mercapto-derivatized polysiloxane cross-linking agent form a stable emulsion; their use in additive manufacturing as well as 3D printed silicone objects obtained from these compositions.
    Type: Application
    Filed: March 17, 2020
    Publication date: June 16, 2022
    Applicant: SPECTROPLAST AG
    Inventor: Manuel SCHAFFNER