CN106085127A - Oiliness steel titanium prevents bonding coating and application thereof - Google Patents
Oiliness steel titanium prevents bonding coating and application thereof Download PDFInfo
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- CN106085127A CN106085127A CN201610598809.8A CN201610598809A CN106085127A CN 106085127 A CN106085127 A CN 106085127A CN 201610598809 A CN201610598809 A CN 201610598809A CN 106085127 A CN106085127 A CN 106085127A
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- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
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Abstract
The present invention relates to oiliness steel titanium and prevent bonding coating and application thereof, belong to steel titanium anti-stick coating technology field.Present invention solves the technical problem that being to provide a kind of oiliness steel titanium used in titanium pipe rolls prevents bonding coating.This coating includes the component of following weight portion: oiliness film former 50～150 parts, copper powder 0～50 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts.Oiliness steel titanium of the present invention prevents that bonding coating is coated on steel equipment, roller-way, capstan winch, form one layer of good sealing coat, can guarantee that titanium ingot is in 900 DEG C of rollings or perforation procedure, bonding reaction is there is not with steel equipment roll or capstan winch, improve Product Precision size and surface quality, improve lumber recovery and the production efficiency of the processing of titanium material, reduce into product cost.
Description
Technical field
The present invention relates to oiliness steel-titanium and prevent bonding coating and application thereof, belong to steel-titanium anti-stick coating technology field.
Background technology
Current domestic use titanium ingot circle base produce titanium Guan Jun be directly titanium ingot circle base 900 DEG C is incubated in heating furnace 4h with
On, then release heating furnace and carry out the high temperature rolling of titanium pipe.Owing to temperature is higher, titanium easily sets with iron and steel rolling with titanium alloy
There is " viscous titanium " phenomenon in standby, roller-way and rolling capstan winch, this makes titanium tube-surface " misrun " phenomenon of different depth occur, owing to rolling
Being to rotate perforation, rolling during titanium pipe processed, titanium base carries out drilling/rolling during high-speed rotation, owing to titanio titanium alloy is high
Temperature characteristics effect, it is easy to be deposited with phenomenon with ferrum, notably can generate TiFe phase.If titanium tube-surface generates TiFe and meets
Have a strong impact on titanium material surface mechanical properties and tissue, make titanium pipe following process and use during bring various defect, loss,
The most corrosion-resistant defect problem such as grade；Further, since " equipment glues titanium " causes wanting first grinding apparatus ability in the follow-up operation of rolling
Again roll follow-up titanium base.Can not continuous rolling titanium pipe or titanium material product, waste substantial amounts of time and energy consumption；Meanwhile, for ensureing
The dimension of inner and outer diameters precision of titanium pipe and surface quality, domestic manufacturer is all to be carried out machining to carry out following process ability
Ensure that titanium tube-surface quality and the dimensional accuracy in inside and outside footpath, so loss are relatively big, owing to titanium ingot is by titanium sponge reaction system,
Steel bonding defect to titanium tube-surface in the operation of rolling is machined away, has a strong impact on cost and the lumber recovery of titanium material, therefore need to be in rolling
During avoid titanium steel bonding phenomenon as far as possible.
Conventional anti-stick method is to use sealing coat that two kinds of materials of bonding reaction will be occurred to keep apart.And current,
Do not use high temperature resistant titanium steel anti-stick coating to the report preventing titanium steel from boning, the coating not the most being suitable for.Application No.
The patent of 201410312370.9 discloses a kind of high temperature resistant protective coating of oiliness, and this coating contains oxidation protection agent and becomes with oiliness
Membrane；Oxidation protection agent contains Al powder and Fe powder, and the weight ratio of Al powder and Fe powder is 1:0.01-0.1.Protection that this oiliness is high temperature resistant
Coating Main Function is to ensure that titanium ingot not oxidized cracking in constant temperature 8h surface under 1000 DEG C of high temperature, reduces the formation of dissolved oxygen layer,
This coating is mainly sprayed on titanium ingot surface, applies in the annealing operation of titanium ingot, protects it from oxidized.
And in the operation of rolling of titanium pipe, due to the deformation of titanium ingot, spray this coating to prevent steel-titanium from gluing at titanium ingot surface
The poor effect of knot.If directly by this spray painting in rolling capstan winch surface, owing to capstan winch is different from the material of titanium ingot, film forming with
And adhesion effect is poor, it is impossible to well prevent steel-titanium bonding.Additionally, use this coating, need to will to each titanium ingot surface
Carrying out spray treatment, after adding spraying, coating needs certain time to be dried, and technique is prepared and just becomes complicated, preparation time
Long, it is impossible to serialization efficiently produces.
Therefore, for solving the problems referred to above, need the coating of a kind of steel-titanium anti-stick that can use in titanium pipe rolls.
Summary of the invention
Present invention solves the technical problem that being to provide a kind of oiliness steel-titanium used in titanium pipe rolls prevents bonding coating.
Oiliness steel-titanium of the present invention prevents bonding coating, including the component of following weight portion: oiliness film former 50～150 parts, copper
Powder 0～50 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts.
Preferably, including the component of following weight portion: oiliness film former 50～150 parts, copper powder 10～50 parts, Pulvis Talci
350～400 parts, aluminium oxide powder 400～450 parts.
It is further preferred that include the component of following weight portion: oiliness film former 100 parts, copper powder 50 parts, Pulvis Talci 400
Part, aluminium oxide powder 450 parts.
Oiliness steel-titanium of the present invention prevents that bonding coating is preferably possibly together with at least one in firming agent, dispersant and diluent.
The most described oiliness steel-titanium prevents that bonding coating also includes firming agent 1～2 weight portion, dispersant 0.5～1.0 weight portion and dilute
Release agent 1～5 weight portion.More preferably include firming agent 1 weight portion, dispersant 0.5 weight portion and diluent 5 weight portion.
Preferably, described oiliness steel-titanium prevents that bonding coating is made up of the component of following weight portion: oiliness film former
50～150 parts, copper powder 10～50 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts, firming agent 1～2 parts,
Dispersant 0.5～1.0 parts, diluent 1～5 parts；Preferably it is made up of the component of following weight portion: oiliness film former 100 parts, copper powder
50 parts, Pulvis Talci 400 parts, aluminium oxide powder 450 parts, 1 part of firming agent, dispersant 0.5 part, diluent 5 parts.
Further, described oiliness film former is preferably oiliness epoxy resin, oiliness polyurethane paint, oiliness acrylic based emulsion
At least one in paint, oiliness alkyd paint, more preferably oiliness epoxy resin.
Further, the most described firming agent is at least one in silicon dioxide powder, waterglass, potassium silicate, described point
Powder is at least one in polyvinyl alcohol, polyvinyl pyrrolidone, polyethylene glycol oxide, and described diluent is organic solvent；
The most described firming agent is silicon dioxide powder, and described dispersant is polyvinyl alcohol, and described diluent is acetone or ethyl acetate.
Oiliness steel-titanium of the present invention prevents that the pH value of bonding coating is preferably 7.5～9.5, solid content be preferably 85～
90%；The solid content that the most described oiliness steel-titanium prevents bonding coating is 87%.
The present invention also provides for oiliness of the present invention steel-titanium and prevents the application in high temperature rolling titanium pipe of the bonding coating.
Before titanium pipe rolls, oiliness steel-titanium of the present invention is prevented that bonding coating is coated in roller surface and/or capstan winch surface
After, at room temperature natural drying, form the film of 0.20～0.40mm, be preferably formed as the film of 0.30mm.
Described coating method is preferably pneumatic spraying, airless spraying or brushing.
Compared with prior art, there is advantages that
Oiliness steel-titanium of the present invention prevents that bonding coating is coated on steel equipment, roller-way, capstan winch, formed one layer well every
Absciss layer, can guarantee that titanium ingot, in 900 DEG C of rollings or perforation procedure, does not occurs bonding reaction with steel equipment roll or capstan winch, carries
High product precision size and surface quality, improve lumber recovery and the production efficiency of the processing of titanium material, reduce into product cost.
The production of oiliness of the present invention anti-titanium steel bonding and use technique simply, easily operate, can be equipped with pneumatic spraying, true
Use on the production line of empty spraying and the equipment of brushing.
The product of the present invention is oiliness environmental protection high temperature resistant anti-stick coating, coating does not contains in RoHS mass limit have
Evil element, meanwhile, this product does not has noxious substance to volatilize in atmosphere, does not affect environmental protection effect of construction environment etc..
Oiliness steel-titanium of the present invention prevents extemporaneous preparation when bonding coating can use, and the preparation time is short, simple possible；Also may be used
Using after producing with preparation, under room temperature, coating stabilization shelf-stability can reach more than 6 months, it may appear that precipitates, be layered now
As, but, shake up during use or re-start and stir.
Detailed description of the invention
Oiliness steel-titanium of the present invention prevents bonding coating, including the component of following weight portion: oiliness film former 50～150 parts, copper
Powder 0～50 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts.
Preferably, including the component of following weight portion: oiliness film former 50～150 parts, copper powder 10～50 parts, Pulvis Talci
350～400 parts, aluminium oxide powder 400～450 parts.
It is further preferred that include the component of following weight portion: oiliness film former 100 parts, copper powder 50 parts, Pulvis Talci 400
Part, aluminium oxide powder 450 parts.
In order to improve further oiliness of the present invention steel-titanium prevent bonding coating in capstan winch or the tack of roller surface, this
Bright oiliness steel-titanium prevents that bonding coating is preferably possibly together with at least one in firming agent, dispersant and diluent.The most described oil
Property steel-titanium prevents that bonding coating also includes firming agent 1～2 weight portion, dispersant 0.5～1.0 weight portion and diluent 1～5 weight
Part.More preferably include firming agent 1 weight portion, dispersant 0.5 weight portion and diluent 5 weight portion.
Preferably, described oiliness steel-titanium prevents that bonding coating is made up of the component of following weight portion: oiliness film former
50～150 parts, copper powder 10～50 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts, firming agent 1～2 parts,
Dispersant 0.5～1.0 parts, diluent 1～5 parts；Preferably it is made up of the component of following weight portion: oiliness film former 100 parts, copper powder
50 parts, Pulvis Talci 400 parts, aluminium oxide powder 450 parts, 1 part of firming agent, dispersant 0.5 part, diluent 5 parts.
The present invention without particular/special requirement, can use various oiliness film former commonly used in the art, example for oiliness film former
As, oiliness film former can be in oiliness epoxy resin, oiliness polyurethane paint, oiliness acrylic latex coating, oiliness alkyd paint
At least one, preferably oiliness epoxy resin.For the solid content of oiliness epoxy resin without particular/special requirement, this area can be used
Conventional oiliness epoxy resin, the solid content of oiliness epoxy resin is preferably 40～60wt%.
In the present invention, firming agent, dispersant, diluent concrete kind without particular/special requirement, can use commonly used in the art
Various firming agent, dispersant, diluent.Preferably, during described firming agent is silicon dioxide powder, waterglass, potassium silicate extremely
Few one, described dispersant is at least one in polyvinyl alcohol, polyvinyl pyrrolidone, polyethylene glycol oxide, described dilution
Agent is organic solvent；The most described firming agent is silicon dioxide powder, and described dispersant is polyvinyl alcohol, and described diluent is third
Ketone or ethyl acetate.
Oiliness steel-titanium of the present invention prevents that the pH value of bonding coating is preferably 7.5～9.5, solid content be preferably 85～
90%；The solid content that the most described oiliness steel-titanium prevents bonding coating is 87%.It is applied directly to capstan winch or roller surface, energy
Solidification rapidly, forms self-drying type coating, and owing to solid content is high, does not haves film laminar flow and drop down phenomenon, and coating tack is the best,
No matter when wet film or dry film, coating tack can meet the needs of titanium ingot roller-way bobbing machine friction, does not haves coating
Scaling or dry linting phenomenon.
Oiliness steel-titanium of the present invention prevents that the preparation method of bonding coating without particular/special requirement, can use commonly used in the art each
The method of kind, as long as by each component mix homogeneously, can matching while using.But the present inventor finds under study for action, use
Following method is prepared oiliness steel-titanium and is prevented bonding coating, it is possible to make each component mix evenly.Method particularly includes: first by oiliness
Film former mixes with diluent and is diluted, and the most under agitation, is slowly added to copper powder, Pulvis Talci and aluminium oxide powder, so
After add firming agent, stir, add dispersant, stirring is in uniform and stable phase.
Oiliness steel-titanium of the present invention prevents that bonding coating can use in high temperature rolling titanium pipe.
Before titanium pipe rolls, oiliness steel-titanium of the present invention is prevented that bonding coating is coated in roller surface and/or capstan winch surface
After, at room temperature natural drying, form the film of 0.20～0.40mm, be preferably formed as the film of 0.30mm.Film thickness herein is dry
The thickness of film layer.When film layer adhesion amount is less than 0.20mm, in rolling or perforation procedure, titanium ingot rotates, pastes and cause coating
Adhesion amount thickness is gradually lowered, so to ensure having enough coating layer thicknesses, prevents from all being sticked out by titanium pipe, can not get sufficiently
High temperature oxidation resisting is protected.If film layer adhesion amount is more than 0.40mm, cost raises.
After oiliness steel-titanium of the present invention is prevented the surface that bonding coating is coated in roller surface/capstan winch, at room temperature the most permissible
Natural drying in 5～10min, meanwhile, in lacquering process, clagging performance is good, does not haves trickling, sagging etc. existing
As, coating method, drying means etc. are not particularly limited, coating method can use pneumatic spraying, airless spraying and brush
It is coated with, can need to carry out corresponding form of construction work according to on-site actual situations.
Oiliness steel-titanium of the present invention prevents that the temperature that bonding coating uses is not particularly limited, but due to the inorganic agent of the present invention
Solvent be oil, it is ensured that the oil temperature conditions that do not freezes and vaporize, use the most at normal temperatures.
In solidification process, it is only necessary to removing is attached to the oil of coating surface and divides, because of without adding any accelerator again, main
Wanting curing mode is spontaneous curing in 5min under natural environment, use hot air drying or the sensing method such as heating also can, coating is solid
After change, coating does not haves dry linting and crack performance.
Below in conjunction with embodiment, the detailed description of the invention of the present invention is further described, the most therefore the present invention is limited
System is among described scope of embodiments.
Embodiment 1～5
At normal temperatures and pressures, weigh epoxy resin (amount of solid content 50%) and be placed in container, stand-by；Add diluent,
After stirring stand-by；Measure Cu powder, Pulvis Talci, Al2O3Powder, is slowly added in container, to be stirred continuously, stir in adition process
Mix uniformly；Measure firming agent SiO again2Powder, adds in container, stirs；Measure addition polyethylene of dispersing agent alcohol 200 again to add
In container, being stirred, treat that solution is uniform and stable phase, the oiliness steel-titanium obtaining the present invention prevents bonding coating.The use of each raw material
Amount is by table 1.
Comparative example 1～2
The method using embodiment 1, changes the consumption of each raw material, prepares coating, and the consumption of each raw material is shown in Table 1.
Table 1
Measure pH value and the solid content of the coating of embodiment 1～5, comparative example 1～2, the results are shown in Table 2.
Table 2
| Numbering | PH value | Solid content (%) |
| Embodiment 1 | 8.5 | 87 |
| Embodiment 2 | 9.5 | 90 |
| Embodiment 3 | 7.5 | 85 |
| Embodiment 4 | 8 | 87 |
| Embodiment 5 | 8.5 | 90 |
| Comparative example 1 | 8.5 | 87 |
| Comparative example 2 | 8.5 | 87 |
The coating of embodiment and comparative example is coated in steel by the mode using pneumatic spraying, airless spraying or manual brushing
Behind ferrum equipment surface, roller surface or capstan winch surface, at room temperature natural drying, solidification 5～10min, obtaining thickness is 0.2
～the film layer of 0.4mm.Titanium pipe rolling is carried out at 900 DEG C.Concrete bonding situation is shown in Table 3.
Table 3
From table 3 it is observed that use the coating coating equipment of embodiment 1～5, the titanium tube-surface quality obtained after rolling
Well, titanium pipe bonds hardly with roll, capstan winch etc..It is not coated by roll or the capstan winch of any coating (i.e. blank group), rolls
The titanium pipe obtained after system, titanium tube-surface defect is serious, and equipment also has a certain degree of viscous titanium, could continue to make after needing polishing
With.Using the coating coating equipment of comparative example 1 and 2, the titanium tube-surface ratio of defects after rolling remains unchanged higher, it is impossible to well prevent
Titanium steel bonds.
Additionally, the coating oiliness steel-titanium of the present invention prevents that bonding coating is coated on steel equipment, roller-way, capstan winch, can be greatly
The one-tenth reducing titanium pipe of degree produces cost.Its cost accounting is as follows:
Rolling titanium pipe, design is produced 10000 tons of production capacities per year, with the 1.5 tons of calculating of each titanium ingot (semifinished product), to be produced 6300 every year
, there are titanium steel bonding 5～20mm depth calculation with each titanium ingot in the titanium billet of left and right, and it is public that each titanium ingot to machine away 100～200
Jin, with the calculating of 80000 yuan/ton of titanium ingot, each titanium ingot is lost between 8000～16000 yuan because of viscous titanium cutting tip, meanwhile, also
Substantial amounts of human and material resources are spent to cut, extra increase production cost and production time, and use this technology, will be for titanium
Substantial amounts of production cost is saved in the production of pipe and other titanium alloy products, to use coating 2～5kg in each titanium ingot operation of rolling
Calculating, every coating price is calculated by 200,000/ton, and the new returns of this technology see below shown in formula: Wan Yuan；
The volume of production of W-annual titanium ingot: with 10,000 tons of calculating, produces 6300 titanium ingots the most every year；
A-each titanium ingot is because of the amount of steel bonding-titanium layer problem cutting: by 50Kg calculating/titanium ingot；
The cost of P1-titanium ingot: 80 yuan/Kg；
W1-sprays the consumption of high temperature resistant anti-stick coating, 3Kg/ ingot；
P2-high temperature resistant anti-stick coating price per ton: calculate by 200 yuan/Kg；
Y-uses the new returns that this technology produces every year:
Then:
Y=(P1 × A-W1 × P2) × W
=(4000-600) × 6300
=2142 (ten thousand yuan).
Claims (10)
1. oiliness steel-titanium prevents bonding coating, it is characterised in that include the component of following weight portion: oiliness film former 50～150
Part, copper powder 0～50 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts.
Oiliness steel-titanium the most according to claim 1 prevents bonding coating, it is characterised in that include the component of following weight portion:
Oiliness film former 50～150 parts, copper powder 10～50 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts；Preferably
Component including following weight portion: oiliness film former 100 parts, copper powder 50 parts, Pulvis Talci 400 parts, aluminium oxide powder 450 parts.
Oiliness steel-titanium the most according to claim 1 prevents bonding coating, it is characterised in that: described oiliness steel-titanium prevents bonding painting
Material also includes at least one in firming agent, dispersant, diluent；It is solid that the most described oiliness steel-titanium prevents that bonding coating also includes
Agent 1～2 weight portion, dispersant 0.5～1.0 weight portion and diluent 1～5 weight portion；More preferably include firming agent 1 weight
Part, dispersant 0.5 weight portion and diluent 5 weight portion.
Oiliness steel-titanium the most according to claim 1 prevents bonding coating, it is characterised in that described oiliness steel-titanium prevents bonding painting
Material is made up of the component of following weight portion: oiliness film former 50～150 parts, copper powder 10～50 parts, Pulvis Talci 350～400 parts, and three
Al 2 O powder 400～450 parts, firming agent 1～2 parts, dispersant 0.5～1.0 parts, diluent 1～5 parts；Preferably by following heavy
The component composition of amount part: oiliness film former 100 parts, copper powder 50 parts, Pulvis Talci 400 parts, aluminium oxide powder 450 parts, firming agent 1
Part, dispersant 0.5 part, diluent 5 parts.
5. prevent bonding coating according to the oiliness steel-titanium described in any one of Claims 1 to 4, it is characterised in that: described oiliness film forming
Agent is at least one in oiliness epoxy resin, oiliness polyurethane paint, oiliness acrylic latex coating, oiliness alkyd paint, is preferably
Oiliness epoxy resin.
6. prevent bonding coating according to the oiliness steel-titanium described in any one of claim 3～5, it is characterised in that: described firming agent is
At least one in silicon dioxide powder, waterglass, potassium silicate, described dispersant is polyvinyl alcohol, polyvinyl pyrrolidone, gathers
At least one in ethylene oxide, described diluent is organic solvent；The most described firming agent is silicon dioxide powder, described dispersion
Agent is polyvinyl alcohol, and described diluent is acetone or ethyl acetate.
7. prevent bonding coating according to the oiliness steel-titanium described in any one of claim 1～6, it is characterised in that: described oiliness steel-
Titanium prevents that the pH value of bonding coating is 7.5～9.5, and solid content is 85～90%；The most described oiliness steel-titanium prevents consolidating of bonding coating
Content is 87%.
8. the oiliness steel-titanium described in any one of claim 1～7 prevents the application in high temperature rolling titanium pipe of the bonding coating.
Oiliness steel-titanium the most according to claim 8 prevents the application in high temperature rolling titanium pipe of the bonding coating, and its feature exists
In: oiliness steel-titanium is prevented bonding applying coating after roller surface and/or capstan winch surface, at room temperature natural drying, formed
The film of 0.20～0.40mm, is preferably formed as the film of 0.3mm.
Oiliness steel-titanium the most according to claim 9 prevents the application in high temperature rolling titanium pipe of the bonding coating, and its feature exists
In: described coating method is pneumatic spraying, airless spraying or brushing.
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