The difference is noted there in the name of these two structures.
BOPP stands for Biaxially Oriented Polypropylene which means it is stretched in both the machine and transverse direction while being manufactured.
OPP stands for Oreiented Polypropylene which means it is stretched in only the machine direction.
These two methods of manufacturing require different equipment and processing paramaters.
ordinary poly prop
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OPP stands for Oriented Polypropylene film, a thin plastic sheeting. BOPP stands for Biaxially Oriented Polyproplene, a clearer, stronger film used in many types of consumer packaging. It has consistent thickness and optical clarity, and offers better protection.
PP is a polymer that is used in labeling, textiles, and packaging application. BOPP is more of a film that is very resistant can be recycled.
Polyester is a polymer chain of Ester monomer and BOPP is a Polymer chain of Propylene monomer. Harit Singhvi
CPP film is a plastic extrusion made of polypropylene. BOPP films are bi-directional polypropylene. CPP film is high gloss, has good transparency, is heat resistant, and water resistant.
Bopp is bopp only
Yesica Bopp was born in 1984.
Raul Bopp died in 1984.
Raul Bopp was born in 1898.
Friedrich Bopp died in 1987.
Friedrich Bopp was born in 1909.
Thomas Bopp was born in 1949.
Sebald Bopp died in 1502.