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1. 发明授权

US11623996B2 Process and material for producing 3D objects by energy-pulse-induced transfer printing 有权
公开(公告)号：US11623996B2
公开(公告)日：2023-04-11
申请号：US16658870
申请日：2019-10-21
申请人： Ivoclar Vivadent AG , IO Tech Group Ltd
发明人： Lorenz Josef Bonderer , Jürgen Lauberscheimer , Wolfgang Wachter , Michael Zenou
IPC分类号： C09D11/101 , B29C64/135 , C09D11/107 , B33Y70/00 , C09D11/38 , A61K6/30 , A61K6/887 , C08K3/16 , C08K3/36 , A61K6/62 , B33Y10/00 , A61C7/00 , A61C13/08 , B29K33/04
摘要： The invention relates to a material for use as construction material for energy-pulse-induced transfer printing, which contains (a) at least one polymerizable binder, (b) at least one volume expansion component, (c) at least one initiator for the polymerization and (d) preferably at least one energy transformation component. The invention furthermore relates to a process for producing three-dimensional objects using the material.

2. 发明授权

US09592635B2 Method for the construction of a shaped body 有权
标题翻译：成型体的构造方法
公开(公告)号：US09592635B2
公开(公告)日：2017-03-14
申请号：US14404984
申请日：2013-06-04
申请人： Ivoclar Vivadent AG , Technische Universitat Wien
发明人： Jorg Ebert , Wolfgang Wachter , Gottfried Rohner , Jurgen Stampfl
IPC分类号： B29C35/08 , B29C41/02 , B41M1/26 , B29C67/00 , B29C41/04 , B29L31/00
CPC分类号： B29C67/0051 , B29C41/042 , B29C41/045 , B29C41/047 , B29C64/00 , B29C64/124 , B29C64/129 , B29C64/135 , B29K2995/002 , B29L2031/7536
摘要： The invention relates to a method for the construction of a shaped body from photopolymerizable material by using lithography-based generative production (rapid prototyping), in which a layer of liquid photopolymerizable material is defined on a production platform (1, 2, 3, 4), the layer is polymerized in an exposure region having a predetermined contour by exposure, a further layer of photopolymerizable material is defined on the polymerized layer, the layer defined last is polymerized by exposure in an exposure region having a predetermined contour for the layer defined last, and the latter two steps are repeated until a shaped body having a predetermined shape has been formed by the sequence of cured layers with contours predetermined layer by layer, wherein ink is applied onto at least one layer inside the predetermined contour, wherein the production platform is suspended moveably and wherein the production platform is brought, after the polymerization of a layer in a processing station for polymerizing a layer, by movement to an ink application station as a further processing station in which ink is applied position-selectively to the layer formed last, after which the production platform is moved again to the processing station for polymerizing a further layer, characterized in that the movement of the production platform between various processing stations is carried out by rotating a drum-shaped carrier which holds the production platform on its circumference, around a horizontal or vertical axis of rotation, wherein the processing stations are disposed distributed around the axis of rotation of the drum shaped carrier.
摘要翻译：本发明涉及一种通过使用基于光刻的生产（快速成型）技术从可光聚合材料构建成形体的方法，其中在生产平台（1,2,3,4）上定义液体可光聚合材料层），通过曝光在具有预定轮廓的曝光区域中聚合该层，在聚合层上限定另外的可光聚合材料层，最后定义的层通过在具有预定轮廓的曝光区域中曝光而被定义最后，重复后两个步骤，直到具有预定形状的成形体已经通过具有预定层次的预定等级的固化层序列形成，其中将油墨施加到预定轮廓内的至少一层，其中生产平台可移动地悬挂，并且其中在加工中的层的聚合之后引入生产平台通过移动到油墨施加站作为另外的处理站，其中将油墨位置选择性地施加到最后形成的层，之后将生产平台再次移动到处理站以聚合另一层，其特征在于，生产平台在各个处理站之间的运动是通过旋转一个滚筒形的载体来实现的，该鼓形载体围绕水平或垂直的旋转轴围绕其圆周保持生产平台，其中处理站被布置在鼓形载体的旋转轴。

3. 发明申请

US20150258732A1 METHOD FOR THE CONSTRUCTION OF A SHAPED BODY 有权
公开(公告)号：US20150258732A1
公开(公告)日：2015-09-17
申请号：US14424133
申请日：2013-08-21
申请人： Ivoclar Vivadent AG
发明人： Jürgen Stampfl , Johannes Homa , Johannes Patzer , Gerald Mitteramskogler , Jörg Ebert , Jürgen Laubersheimer , Wolfgang Wachter
IPC分类号： B29C67/00
CPC分类号： B29C64/386 , B29C64/129 , B29C64/135 , B29L2009/00 , B33Y10/00 , B33Y50/02
摘要： The invention relates to a method for the construction of a shaped body from photopolymerizable material by using lithography-based generative production, in which a layer of liquid photopolymerizable material is defined on a production platform, and is polymerized in an exposure region having a predetermined contour, a further layer of photopolymerizable material is defined, the layer defined last is polymerized in an exposure region having a predetermined contour for the layer defined last, and the latter two steps are repeated until a shaped body having a predetermined shape has been formed by the sequence of cured layers with contours predetermined layer by layer, each exposure in an exposure region having a predetermined contour being carried out by controlled activation of individual exposure elements in a two-dimensional array of exposure elements, each exposure element being assigned an image element, wherein the exposure of the exposure region is carried out by a common light source and by a two-dimensional light intensity modulator which is illuminated by the light source and which has a grid of individually controllable intensity modulators, in such a way that each illuminated intensity modulator forms and exposure element that exposes an image element in the exposure region, wherein a two-dimensional matrix is compiled for each exposure step of a layer, each element of the matrix being assigned to an exposure element in the array of exposure elements and control instructions for this exposure element being obtained in the form of a time-dependent function which individually establishes the intensity profile of the radiation of the exposure element over the exposure step, characterized in that, if a component of the intensity variation common to all time-dependent function of the intensity profiles of all exposure elements to be activated exists as a general intensity variation in an exposure step, this general intensity variation is carried out by controlling the intensity of the light source in accordance with the general intensity variation.

4. 发明申请

US20140236342A1 Dental Furnace and Method of Operating a Dental Furnace 有权
标题翻译：牙科炉和操作牙科炉的方法
公开(公告)号：US20140236342A1
公开(公告)日：2014-08-21
申请号：US14173177
申请日：2014-02-05
申请人： Ivoclar Vivadent AG
发明人： Philipp Kettner , Robert Grünenfelder , Wolfgang Wachter
IPC分类号： F27B17/02
CPC分类号： F27B17/025 , A61C13/20
摘要： A dental furnace having a display device and an operating device (10) for the dental furnace, is provided, the operating device being integrated in particular in the display device by forming a touch screen (12), and the operating device (10) facilitating the selection of programs for the firing of dental restoration parts in the dental furnace. The operating device (10) allows in particular the input of further parameters for a firing cycle. An operating element (30, 32, 34) facilitates the control of a final firing program of the dental furnace, namely with different values for the temperature as well as for the duration of the final firing, the operating element (30, 32, 34) making possible the simultaneous adjusting of temperature and duration parameters of the final firing.
摘要翻译：提供一种具有显示装置和用于牙科炉的操作装置（10）的牙科炉，所述操作装置通过形成触摸屏（12）而特别集成在所述显示装置中，并且所述操作装置（10）促进在牙科炉中选择用于烧制牙齿修复部件的程序。操作装置（10）特别地允许输入进一步的燃烧循环的参数。操作元件（30,32,34）有助于控制牙科炉的最终点火程序，即具有不同的温度值以及最终点火的持续时间，操作元件（30,32,34 ）使得最终点火的温度和持续时间参数的同时调节成为可能。

5. 发明申请

US20210386512A1 Method Tool And Method Of Operating A Machine Tool 有权
公开(公告)号：US20210386512A1
公开(公告)日：2021-12-16
申请号：US17281607
申请日：2019-09-12
申请人： Ivoclar Vivadent AG
发明人： Stéphane Follonier , Wolfgang Wachter
IPC分类号： A61C1/08 , G02B27/01 , A61B34/20 , A61B90/00
摘要： The present invention relates to a dental guide system (100) for tooth preparation, comprising an electronic detection system (101) for detecting a three-dimensional actual tooth shape (103-I); a comparing device (105) for ascertaining spatial deviation regions (107), at which the ascertained actual tooth shape (103-I) deviates from a specified desired tooth shape (103-S); and data glasses (109) having a display device (111) for optically displaying the spatial deviation regions (107).

6. 发明申请

US20210315513A1 DENTAL IMAGING SYSTEM 有权
公开(公告)号：US20210315513A1
公开(公告)日：2021-10-14
申请号：US17288603
申请日：2019-10-18
申请人： Ivoclar Vivadent AG
发明人： Stéphane Follonier , Wolfgang Wachter
IPC分类号： A61B5/00
摘要： The present invention relates to a dental imaging system (100) having an electronic camera (103) for capturing a digital image of a luminescence region (111); and data glasses (105) for displaying the captured image on top of a visually perceived image.

7. 发明授权

US09174375B2 Device and method for production of dental molded parts 有权
标题翻译：用于生产牙科模制件的装置和方法
公开(公告)号：US09174375B2
公开(公告)日：2015-11-03
申请号：US14100504
申请日：2013-12-09
申请人： IVOCLAR VIVADENT AG
发明人： Wolfgang Wachter , Walter Pokorny , Gottfried Rohner , Robert Grunenfelder
IPC分类号： B29C45/73 , B29C45/78 , A61C13/16 , A61C13/18 , H05B1/02 , A61C13/20
CPC分类号： B29C45/78 , A61C13/16 , A61C13/18 , A61C13/20 , A61C13/206 , B29C45/73 , B29C45/7331 , H05B1/025
摘要： The invention relates to a device for production of dental molded parts from a polymerizable plastic, with a flask (16) and with a heating device (40) for heating the polymerizable plastic in the flask (16). The heating device (40) is movable relative to the flask (16).
摘要翻译：本发明涉及一种用于从可聚合塑料制造牙科模制件的装置，具有烧瓶（16）和用于加热烧瓶（16）中的可聚合塑料的加热装置（40）。加热装置（40）可相对于砂箱（16）移动。

8. 发明授权

US09067359B2 Device and method for processing light-polymerizable material for building up an object in layers 有权
标题翻译：用于加工用于层叠物体的可聚光材料的装置和方法
公开(公告)号：US09067359B2
公开(公告)日：2015-06-30
申请号：US14055041
申请日：2013-10-16
申请人： Ivoclar Vivadent AG , Technische Universitat Wien
发明人： Gottfried Rohner , Wolfgang Wachter , Christoph Appert , Johannes Patzer , Jürgen Stampfl
IPC分类号： B29C67/00 , A61C13/00
CPC分类号： B29C67/0051 , A61C13/0013 , B29C64/124 , B33Y10/00 , B33Y30/00 , B33Y40/00
摘要： A method and a device for processing light-polymerizable material for the assembly of a mold, utilizing a lithography-based generative manufacturing technique wherein a layer of a light-polymerizable material, the material being located in at least one trough (4) having a particularly light-transmissive, horizontal bottom (6), is polymerized by illumination on at least one horizontal platform (12), the platform having a prespecified geometry and projecting into a trough (4), in an illumination field, wherein the platform (12) is displaced vertically to form a subsequent layer, light-polymerizable material is then added to the most recently formed layer, and repetition of the foregoing steps leads to the layered construction of the mold in the desired form, which arises from the succession of layer geometries. The invention is characterized in that the trough (4) can be shifted horizontally to a supply position, and the supply device (8) brings light-polymerizable material at least to an illumination field of the trough bottom (6), before the at least one trough (4) is shifted to an illumination position in which the illumination field is located below the platform (12) and above the illumination unit (10), and illumination is carried out.
摘要翻译：一种用于处理用于组装模具的可光聚合材料的方法和装置，利用基于光刻的生成制造技术，其中可光聚合材料层，该材料位于至少一个槽（4）中，其具有特别是透光的水平底部（6）通过在至少一个水平平台（12）上的照明进行聚合，所述平台具有预先指定的几何形状并且在照明场中突出到槽（4）中，其中平台（12 ）垂直位移以形成后续层，然后将可光聚合材料加入到最近形成的层中，并且重复上述步骤导致模具的分层结构，其由所述层的连续性产生，几何形状。本发明的特征在于，槽（4）可以水平地移动到供应位置，并且供应装置（8）至少在至少在槽底部（6）的照明场之前使光可聚合材料至少一个槽（4）移动到其中照明场位于平台（12）下方和照明单元（10）的上方的照明位置，并且进行照明。

9. 发明申请

US20150131074A1 Method for the Construction of a Shaped Body 有权
标题翻译：成型体的构造方法
公开(公告)号：US20150131074A1
公开(公告)日：2015-05-14
申请号：US14404984
申请日：2013-06-04
申请人： Ivoclar Vivadent AG
发明人： Jörg Ebert , Wolfgang Wachter , Gottfried Rohner , Jürgen Stampfl
IPC分类号： B29C67/00
CPC分类号： B29C67/0051 , B29C41/042 , B29C41/045 , B29C41/047 , B29C64/00 , B29C64/124 , B29C64/129 , B29C64/135 , B29K2995/002 , B29L2031/7536
摘要： The invention relates to a method for the construction of a shaped body from photopolymerizable material by using lithography-based generative production (rapid prototyping), in which a layer of liquid photopolymerizable material is defined on a production platform (1, 2, 3, 4), the layer is polymerized in an exposure region having a predetermined contour by exposure, a further layer of photopolymerizable material is defined on the polymerized layer, the layer defined last is polymerized by exposure in an exposure region having a predetermined contour for the layer defined last, and the latter two steps are repeated until a shaped body having a predetermined shape has been formed by the sequence of cured layers with contours predetermined layer by layer, wherein ink is applied onto at least one layer inside the predetermined contour, wherein the production platform is suspended moveably and wherein the production platform is brought, after the polymerization of a layer in a processing station for polymerizing a layer, by movement to an ink application station as a further processing station in which ink is applied position-selectively to the layer formed last, after which the production platform is moved again to the processing station for polymerizing a further layer, characterized in that the movement of the production platform between various processing stations is carried out by rotating a drum-shaped carrier which holds the production platform on its circumference, around a horizontal or vertical axis of rotation, wherein the processing stations are disposed distributed around the axis of rotation of the drum shaped carrier.
摘要翻译：本发明涉及一种通过使用基于光刻的生产（快速成型）技术从可光聚合材料构建成形体的方法，其中在生产平台（1,2,3,4）上定义液体可光聚合材料层），通过曝光在具有预定轮廓的曝光区域中聚合该层，在聚合层上限定另外的可光聚合材料层，最后定义的层通过在具有预定轮廓的曝光区域中曝光而被定义最后，重复后两个步骤，直到具有预定形状的成形体已经通过具有预定层次的预定等级的固化层序列形成，其中将油墨施加到预定轮廓内的至少一层，其中生产平台可移动地悬挂，并且其中在加工中的层的聚合之后引入生产平台通过移动到油墨施加站作为另外的处理站，其中将油墨位置选择性地施加到最后形成的层，之后将生产平台再次移动到处理站以聚合另一层，其特征在于，生产平台在各个处理站之间的运动是通过旋转一个滚筒形的载体来实现的，该鼓形载体围绕水平或垂直的旋转轴围绕其圆周保持生产平台，其中处理站被布置在鼓形载体的旋转轴。

10. 发明申请

US20200172747A1 Process And Material For Producing 3D Objects By Energy-Pulse-Induced Transfer Printing 审中-公开
公开(公告)号：US20200172747A1
公开(公告)日：2020-06-04
申请号：US16658870
申请日：2019-10-21
申请人： Ivoclar Vivadent AG
发明人： Lorenz Josef Bonderer , Jürgen Lauberscheimer , Wolfgang Wachter , Michael Zenou
IPC分类号： C09D11/101 , C09D11/107 , C09D11/38 , B29C64/135 , B33Y70/00
摘要： The invention relates to a material for use as construction material for energy-pulse-induced transfer printing, which contains (a) at least one polymerizable binder, (b) at least one volume expansion component, (c) at least one initiator for the polymerization and (d) preferably at least one energy transformation component. The invention furthermore relates to a process for producing three-dimensional objects using the material.

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