﻿<?xml version="1.0" encoding="utf-8"?><records><record><language>per</language><publisher> ipsts</publisher><journalTitle>پژوهش و توسعه فناوری پلیمر ایران </journalTitle><issn>2538-3345</issn><eissn> 2588-3933</eissn><publicationDate>2021-03</publicationDate><volume>5</volume><issue>20</issue><startPage>5</startPage><endPage>14</endPage><documentType>article</documentType><title language="eng">-</title><authors><author><name>سید مرتضی نقیب</name><email>naghib@iust.ac.ir</email><affiliationId>1</affiliationId></author></authors><affiliationsList><affiliationName affiliationId="1">elmosanat</affiliationName></affiliationsList><abstract language="eng">-</abstract><fullTextUrl>http://irdpt.ir/Article/27718</fullTextUrl><keywords><keyword>-</keyword></keywords></record><record><language>per</language><publisher> ipsts</publisher><journalTitle>پژوهش و توسعه فناوری پلیمر ایران </journalTitle><issn>2538-3345</issn><eissn> 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