REINFORCED PAPER, METHOD OF MAKING A REINFORCED PAPER, AND ARTICLE COMPRISING A REINFORCED PAPER

A reinforced paper includes a nonwoven fibrous mat impregnated with a polyetherimide composition. The nonwoven fibrous mat includes a reinforcing fiber, a high strength toughening fiber, or a combination thereof. The polyetherimide composition includes a polyetherimide having repeating units as defi...

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Bibliographic Details
Main Authors Geng, Eddie Kebin, Tarkin-Tas, Eylem, Fisher, Scott Michael, Zuber, Peter James, Kalyanaraman, Viswanathan, Jestel, Nancy
Format Patent
LanguageEnglish
Published 23.04.2020
Subjects
IMPREGNATING OR COATING OF PAPER
LAYERED PRODUCTS
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
PAPER NOT OTHERWISE PROVIDED FOR
PAPER-MAKING
PERFORMING OPERATIONS
PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D
PRODUCTION OF CELLULOSE
PULP COMPOSITIONS
TEXTILES
TRANSPORTING
TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G
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Summary:A reinforced paper includes a nonwoven fibrous mat impregnated with a polyetherimide composition. The nonwoven fibrous mat includes a reinforcing fiber, a high strength toughening fiber, or a combination thereof. The polyetherimide composition includes a polyetherimide having repeating units as defined herein. A method of making a reinforced paper is also disclosed. The method includes contacting at least a portion of a nonwoven fibrous mat with a composition to form a pre-preg, and heating under conditions effective to provide the reinforced paper. Articles including the reinforced paper are also described.
Bibliography:Application Number: US201816619550