Method of providing leveling property to photocurable resin comp

Details Method of providing leveling property to photocurable resin comp Method of providing leveling property to photocurable resin comp

1997-05-08

1999-01-26

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

Stereolithographic shaping from liquid precursor

264308, 522 90, 524405, 524417, 524423, 524425, 524445, B29C 3508, B29C 4102

Patent

active

058634860

ABSTRACT:
In a process for producing a three-dimensional photohardened object by forming a layer of photocurable resin composition containing a photocurable liquid, a filler and a photoinitiator, photohardening at least a portion of this layer by exposing it to actinic radiation, and thereafter repeating the process of forming thereabove a new layer of photocurable resin composition and photohardening at least a portion of this layer by exposing it to actinic radiation, the property of the photocurable resin composition to become level can be improved by adding phosphoric acid ester of a specified structure at a specified rate.

REFERENCES:
patent: 4942066 (1990-07-01), Fan et al.
patent: 5002855 (1991-03-01), Fan et al.

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