PP - China Petroleum Chemical Equipment Network

PP

Core Equipment: Propylene polymerization reactor, refining equipment, extrusion granulator, modification machine, detection instruments, fully automatic packaging equipment.

Core Technologies: Propylene polymerization catalysis, molecular structure control, PP modification and toughening, granulation molding, performance detection technology.

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产品介绍

Introduction: PP (Polypropylene) is a core category of general synthetic resins, polymerized from petroleum-cracked propylene. Light, heat-resistant, rigid and easy to process, it is widely used in packaging, injection molding and other fields, as a basic petrochemical product.

Types and Characteristics of Equipment

Type

PP Synthetic Resin: Divided into homopolymer PP and copolymer PP (block, random) by structure, suitable for different scenarios, with core advantages of good heat resistance, high strength, corrosion resistance and low processing cost.

Features

Features Light and wear-resistant, density about 0.90g/cm³, better rigidity and strength than PE; Good heat resistance, usable long-term at about 100℃, suitable for food-related scenarios; Resistant to acid, alkali and solvents, not easy to corrode and age; Easy to process, injection moldable, blow moldable, suitable for various products; Non-toxic and environmentally friendly, recyclable, meeting green production needs.

PP

PP is polypropylene, a lightweight, heat-resistant and corrosion-resistant plastic material.

PP

It features good chemical stability and is widely used in pipes and fittings.

PP

It is ideal for fluid transport in industrial and plumbing applications.

Basic Principles and System Composition

Basic Working Principle

Using petroleum-refined propylene as monomer, addition polymerization under catalyst and specific temperature/pressure, regulating reaction conditions to produce different PP types, made into raw material particles by granulation and modification.

Overall System Composition

Raw Material Unit: Propylene monomer, catalyst, various additives, core raw materials; Polymerization Unit: Polymerization reactor, temperature-pressure control system, completing polymerization; Granulation Unit: Extruder, granulator, drying equipment, making uniform particles; Modification Unit: Mixer, modification equipment, optimizing product performance; Detection and Packaging Unit: Detection instruments, automatic packaging line, ensuring quality control and packaging.

Basic Principles and System Composition

Pre-production Preparation: Purchase raw materials and additives, commission catalysts and equipment, check operation status. Polymerization Reaction: Put in raw materials, precisely control temperature and pressure, complete polymerization. Granulation and Modification: Extrude and granulate, add additives for modification, get standardized particles after drying. Quality Detection: Test key particle indicators, reprocess unqualified products. Packaging and Application: Package qualified products into warehouses, process into various products.