CN103788537A - High-intensity PVC (polyvinyl chloride) buckling plate - Google Patents

Abstract

The invention discloses a high-intensity PVC (polyvinyl chloride) buckling plate which comprises the following raw materials in parts by weight: 90-94 parts of PVC resin, 2-3 parts of vinyl acetate, 5-7 parts of polyvinylidene fluoride, 1-2 parts of hexabromocyclododecane, 3-5 parts of borax, 1-2 parts of 1,2-dimethyl imidazole, 1-2 parts of sodium metasilicate, 2-4 parts of butyl acrylate, 4-6 parts of polyamide wax micro powder, 10-16 parts of sediment white carbon black, 7-10 parts of montmorillonite powder, 1-2 parts of potassium metasilicate, 5-10 parts of polysiloxane-polyalkoxy ether copolymer, 20-24 parts of light calcium carbonate and 10-14 parts of performance additive. The high-intensity PVC buckling plate disclosed by the invention is high in intensity, good in flexibility, strong in scratching resistance because a plate stem is not broken by holding, difficult in breaking, and long in service life.

Description

A kind of high strength pvc buckle

Technical field

The present invention relates generally to a kind of plate, relates in particular to a kind of high strength pvc buckle.

Background technology

PVC cover plate ceiling material, is take polyvinyl chloride (PVC) RESINS as base-material, adds the auxiliary agents such as a certain amount of antiaging agent, properties-correcting agent, makes through techniques such as mixing, calendering, vacuum formings.This PVC cover plate ceiling is specially adapted to the ceiling decoration of kitchen, toilet, have that quality is light, moisture proof, heat-insulation and heat-preservation, nonflammable, not dust suction, easy to clean, can cover with paint, lacquer, colour wash, etc., easily install, the advantage such as price is low.

Summary of the invention

The object of the invention is exactly for a kind of high strength pvc buckle is provided.

The present invention is achieved by the following technical solutions:

A kind of high strength pvc buckle, it is made up of the raw material of following weight parts:

Pvc resin 90-94, vinyl acetate 2-3, polyvinylidene difluoride (PVDF) 5-7, hexabromocyclododecane 1-2, borax 3-5,1,2 dimethylimidazole 1-2, Starso 1-2, butyl polyacrylate 2-4, polyamide wax micropowder 4-6, precipitated silica 10-16, montmorillonite powder 7-10, potassium silicate 1-2, polysiloxane-many alkoxyl groups ether copolymer 5-10, light calcium carbonate 20-24, modified additive 10-14;

Described modified additive is made up of the raw material of following weight parts:

Polydicyclopentadiene 30-40, high boron lime borate 10-14, aluminium nitride 3-4, barium stearate 3-5, perfluoro butyl potassium sulfonate 0.4-1,1-hydroxyethyl-2-oil-based imidazoline 0.1-0.2, polypropylene adipate (PPA) 2-3;

Above-mentioned polydicyclopentadiene is heated to 20-30 minute at 200-220 ℃, discharging is cooling, add aluminium nitride, be uniformly mixed rear ball milling even, add barium stearate, polypropylene adipate (PPA), insulated and stirred 4-7 minute at 40-50 ℃, add the each raw material of residue, 100-200 rev/min of dispersed with stirring 3-5 minute is dry, cross 80-120 mesh sieve, obtain described modified additive.

A preparation method for high strength pvc buckle, comprises the following steps:

Above-mentioned polyvinylidene difluoride (PVDF), precipitated silica, montmorillonite powder are mixed, after stirring, add hexabromocyclododecane, Starso, heated and stirred 10-20 minute at 80-100 ℃, be cooled to normal temperature, add potassium silicate, 100-200 rev/min of dispersed with stirring 4-6 minute, adds the each raw material of residue, mix rear extrusion moulding, obtain described high strength pvc buckle.

Advantage of the present invention is:

Buckle intensity of the present invention is high, and good toughness is firmly pinched plate stem, pinches constantly, and stretch-resistance is strong, not easy fracture, long service life.

Embodiment

Embodiment 1

A kind of high strength pvc buckle, it by following weight parts (kilogram) raw material form:

Pvc resin 94, vinyl acetate 3, polyvinylidene difluoride (PVDF) 7, hexabromocyclododecane 1, borax 3,1,2 dimethylimidazole 1, Starso 2, butyl polyacrylate 2, polyamide wax micropowder 6, precipitated silica 16, montmorillonite powder 10, potassium silicate 2, polysiloxane-many alkoxyl groups ether copolymer 10, light calcium carbonate 24, modified additive 14;

Described modified additive is made up of the raw material of following weight parts:

Polydicyclopentadiene 40, high boron lime borate 14, aluminium nitride 4, barium stearate 3, perfluoro butyl potassium sulfonate 0.4,1-hydroxyethyl-2-oil-based imidazoline 0.2, polypropylene adipate (PPA) 2;

Above-mentioned polydicyclopentadiene is heated to 20-30 minute at 200-220 ℃, discharging is cooling, add aluminium nitride, be uniformly mixed rear ball milling even, add barium stearate, polypropylene adipate (PPA), insulated and stirred 4 minutes at 50 ℃, add the each raw material of residue, 200 revs/min of dispersed with stirring 5 minutes, dry, cross 120 mesh sieves, obtain described modified additive.

A preparation method for high strength pvc buckle, comprises the following steps:

Above-mentioned polyvinylidene difluoride (PVDF), precipitated silica, montmorillonite powder are mixed, after stirring, add hexabromocyclododecane, Starso, heated and stirred 20 minutes at 100 ℃, be cooled to normal temperature, add potassium silicate, 200 revs/min of dispersed with stirring 6 minutes, add the each raw material of residue, mix rear extrusion moulding, obtain described high strength pvc buckle.

MOR: 26.7MPa;

Shao Er hardness (a): >=55;

Falling ball impact test at low temperature crack-free.

Claims (2)

1. a high strength pvc buckle, is characterized in that what it was made up of the raw material of following weight parts:

Pvc resin 90-94, vinyl acetate 2-3, polyvinylidene difluoride (PVDF) 5-7, hexabromocyclododecane 1-2, borax 3-5,1,2 dimethylimidazole 1-2, Starso 1-2, butyl polyacrylate 2-4, polyamide wax micropowder 4-6, precipitated silica 10-16, montmorillonite powder 7-10, potassium silicate 1-2, polysiloxane-many alkoxyl groups ether copolymer 5-10, light calcium carbonate 20-24, modified additive 10-14;

Described modified additive is made up of the raw material of following weight parts:

Polydicyclopentadiene 30-40, high boron lime borate 10-14, aluminium nitride 3-4, barium stearate 3-5, perfluoro butyl potassium sulfonate 0.4-1,1-hydroxyethyl-2-oil-based imidazoline 0.1-0.2, polypropylene adipate (PPA) 2-3;

Above-mentioned polydicyclopentadiene is heated to 20-30 minute at 200-220 ℃, discharging is cooling, add aluminium nitride, be uniformly mixed rear ball milling even, add barium stearate, polypropylene adipate (PPA), insulated and stirred 4-7 minute at 40-50 ℃, add the each raw material of residue, 100-200 rev/min of dispersed with stirring 3-5 minute is dry, cross 80-120 mesh sieve, obtain described modified additive.

2. a preparation method for high strength pvc buckle as claimed in claim 1, is characterized in that comprising the following steps:

Above-mentioned polyvinylidene difluoride (PVDF), precipitated silica, montmorillonite powder are mixed, after stirring, add hexabromocyclododecane, Starso, heated and stirred 10-20 minute at 80-100 ℃, be cooled to normal temperature, add potassium silicate, 100-200 rev/min of dispersed with stirring 4-6 minute, adds the each raw material of residue, mix rear extrusion moulding, obtain described high strength pvc buckle.