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US 2020/0264336 A1Published application
Method for manufacturing optical member
AssigneeHoya Lens Thailand Ltd.
InventorTomofumi OHNISHI
Life of this patent
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Abstract
A method for producing an optical component, the method including: a step of injecting a polymerizable composition including a polythiol component and a polyisocyanate component into a molding die using a tube; and a step of polymerizing the polymerizable composition, wherein a percentage content of a plasticizer in the tube is 20% by mass or less.
Claims8
A method for producing an optical component, the method comprising:
- a step of injecting a polymerizable composition including a polythiol component and a polyisocyanate component into a molding die using a tube;
- and
- a step of polymerizing the polymerizable composition,
- wherein a percentage content of a plasticizer in the tube is 20% by mass or less.
1 more element
Dependencies are inferred from the claim text.