METHOD FOR PRODUCING CURED PRODUCT, CURED PRODUCT, AND EYEGLASS LENS SUBSTRATE

Title:

METHOD FOR PRODUCING CURED PRODUCT, CURED PRODUCT, AND EYEGLASS LENS SUBSTRATE

Document Type and Number:

WIPO Patent Application WO/2018/003058

Kind Code:

A1

Abstract:

Provided are: a method for producing a cured product, the method comprising a curable composition preparing step for preparing a curable composition by mixing a polyiso(thio)cyanate compound and a polythiol compound having a water content of less than 20 ppm on a mass basis, and a curing step for curing the curable composition to obtain a cured product; a cured product obtained by curing a curable composition which contains a polyiso(thio)cyanate compound and a polythiol compound having a water content of less than 20 ppm on a mass basis; and an eyeglass lens substrate comprising the cured product.

Inventors:

KAGEYAMA YUKIO (JP)
KOUSAKA MASAHISA (JP)
YAMAMOTO AKINORI (JP)

Application Number:

PCT/JP2016/069442

Publication Date:

January 04, 2018

Filing Date:

June 30, 2016

Export Citation:

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Assignee:

HOYA LENS THAILAND LTD (TH)
KAGEYAMA YUKIO (JP)
KOUSAKA MASAHISA (JP)
YAMAMOTO AKINORI (JP)

International Classes:

C08G18/38

Domestic Patent References:

WO2008047626A1

2008-04-24

Foreign References:

JP2006162926A

2006-06-22

Other References: