Invention Grant
- Patent Title: Methods for producing a dental mold, dental implant or dental aligner from materials having multiple mechanisms of hardening
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Application No.: US15963550Application Date: 2018-04-26
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Publication No.: US10647879B2Publication Date: 2020-05-12
- Inventor: Jason P. Rolland , Kai Chen , Justin Poelma , James Goodrich , Robert Pinschmidt , Joseph M. DeSimone , Lloyd M. Robeson
- Applicant: Carbon, Inc.
- Applicant Address: US CA Redwood City
- Assignee: Carbon, Inc.
- Current Assignee: Carbon, Inc.
- Current Assignee Address: US CA Redwood City
- Agency: Myers Bigel, P.A.
- Main IPC: C08F2/46
- IPC: C08F2/46 ; C08F2/50 ; C08G61/04 ; C09D175/08 ; C08K3/013 ; C08K3/01 ; B29C64/129 ; G03F7/00 ; G03F7/027 ; G03F7/038 ; G03F7/075 ; G03F7/38 ; B29C64/124 ; B29C64/135 ; B29C64/386 ; C08G18/81 ; C08G18/10 ; C08G18/76 ; C08F220/34 ; C08G18/42 ; C08F290/06 ; C08G18/73 ; C08G18/48 ; C08G18/24 ; C08G18/69 ; C08G18/75 ; C08F283/00 ; C08G18/40 ; B33Y10/00 ; B33Y70/00 ; B29D11/00 ; B29C35/08 ; C08K5/00 ; C08L75/04 ; B33Y80/00 ; C09D135/02 ; C09D175/04 ; B29C64/255 ; B29C64/106 ; B29C64/165 ; B33Y30/00 ; C08J5/00 ; C08L75/14 ; B33Y50/02 ; B29C33/00 ; B29K75/00 ; B29K105/04 ; B29L11/00 ; B29L31/10 ; B29K105/00 ; B29K105/16 ; B29K509/00 ; B29L31/00
Abstract:
A polymerizable liquid, or resin, useful for the production by additive manufacturing of a three-dimensional object of polyurethane, polyurea, or a copolymer thereof, is described. The resin includes at least one of (i) a blocked or reactive blocked prepolymer, (ii) a blocked or reactive blocked diisocyanate, or (iii) a blocked or reactive blocked diisocyanate chain extender.
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