<SEC-DOCUMENT>0001387131-19-002321-index.html : 20190329
<SEC-HEADER>0001387131-19-002321.hdr.sgml : 20190329
<ACCEPTANCE-DATETIME>20190329163517
ACCESSION NUMBER:		0001387131-19-002321
CONFORMED SUBMISSION TYPE:	NT 10-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20181231
FILED AS OF DATE:		20190329
DATE AS OF CHANGE:		20190329
EFFECTIVENESS DATE:		20190329

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NANOPHASE TECHNOLOGIES Corp
		CENTRAL INDEX KEY:			0000883107
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS PRIMARY METAL PRODUCTS [3390]
		IRS NUMBER:				363687863
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		NT 10-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-22333
		FILM NUMBER:		19716925

	BUSINESS ADDRESS:	
		STREET 1:		1319 MARQUETTE DRIVE
		CITY:			ROMEOVILLE
		STATE:			IL
		ZIP:			60446
		BUSINESS PHONE:		6303231200

	MAIL ADDRESS:	
		STREET 1:		1319 MARQUETTE DRIVE
		CITY:			ROMEOVILLE
		STATE:			IL
		ZIP:			60446

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NANOPHASE TECHNOLOGIES CORPORATION
		DATE OF NAME CHANGE:	19970305
</SEC-HEADER>
<DOCUMENT>
<TYPE>NT 10-K
<SEQUENCE>1
<FILENAME>nanx-nt10k_123118.htm
<DESCRIPTION>NOTIFICATION OF LATE FILING
<TEXT>
Document 1 - file: nanx-nt10k_123118.htm

</DOCUMENT>
</SEC-DOCUMENT>