IN MOLD SULFONATION SYSTEM
An in-mold sulfonation system for sulfonating the surface of plastic articles such as plastic containers during molding. Sulfur trioxide is introduced into a pre-mold chamber, converted to a realtively high pressure gaseous sulfur trioxide, and then injected into a mold such as a blow mold immediate...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
01.03.1990
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Edition | 5 |
Subjects | |
Online Access | Get full text |
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