Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PPG Industries Inc
Original Assignee
Pittsburgh Plate Glass Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pittsburgh Plate Glass CofiledCriticalPittsburgh Plate Glass Co
Publication of ES219352A1publicationCriticalpatent/ES219352A1/es
Manufacture Of Macromolecular Shaped Articles
(AREA)
Abstract
Un método mejorado de colorear hojas de ao plástico que comprende comunicar un estiramiento longitudinal y transversal uniformemente a una hoja de plástico unir la hoja estirada a un armazón rígido de material río corrosivo teniendo dicho armazón el contorno deseado de la hoja coloreada recortar la hoja para que se adapte a a forma del armazón sumergir la hoja en una solución de tinte quitar la hoja de la solución de tinte enjuagar la hoja de plástico can agua para hacer cesar la acción mutua entre el colorante y el plástico y secar luego las superficies de la hoja teñida.
ES0219352A1953-01-041955-01-03UN MÉTODO MEJORADO DE COLOREAR HOJAS PLáSTICAS
ExpiredES219352A1
(es)