Multivalent polyester based polyurethane acrylate or methacrylate oligomers formulated with different reactive diluents
AssigneeAlign Technology, Inc.
InventorsSanghamitra Sen, Umesh Upendra Choudhary, Liang Chen, Jessica Kalay Su, Xiance Wang, Parag Khimjibhai Shah, Adam Leung, Ke Zhong
Life of this patent
Estimating the term…
Abstract
The present disclosure provides novel oligomers and polymerizable compositions comprising the same. Further provided herein are methods of producing polymers, polymer coatings, and devices. Also provided herein are methods of using polymer materials and polymer materials fabricated via additive manufacturing processes (e.g., via 3D printing), such as orthodontic appliances.
Claims36
A polymerizable composition comprising:
- a) an oligomer having an aliphatic polyester backbone and 2 or more polymerizable reactive groups at each terminal end of the aliphatic polyester backbone;
- b) an initiator;
- c) a reactive diluent;
- and
- d) an amine synergist.
5-6. (canceled)
(canceled)
(canceled)
12-14. (canceled)
(canceled)
22-23. (canceled)
(canceled)
28-38. (canceled)
(canceled)
42-60. (canceled)
62-71. (canceled)
73-77. (canceled)
79-85. (canceled)
87-91. (canceled)
Dependencies are inferred from the claim text.