Use for synthetic leather sheep bar is wiped burnt finishing agent and preparation method thereof
Technical field
The present invention relates to a kind of use for synthetic leather surface conditioning agent, particularly a kind of use for synthetic leather sheep bar that is applied to synthetic leather rear section technique is wiped burnt finishing agent, also relates to the preparation method that this use for synthetic leather sheep bar is wiped burnt finishing agent.
Background technology
Synthetic leather is as the substitute of natural leather, have easy to process, quality unified, the characteristics such as numerous in variety, remedied the scarcity of corium resource, nearly cover all use the field of corium, and compare corium, synthetic leather can satisfy the requirement of the multiple style of people's effects on surface.Make the field at synthetic leather, surface treatment is a kind of technology that more and more is taken seriously, and is the effective ways that product improves added value.Process of surface treatment has printing, spraying, directly coating, multipurpose barrel coating etc.Wherein, printing is to carry out a kind of the most frequently used technique of synthetic leather surface-treated by screen roller.Process of surface treatment makes the leather surface change colour, change the gloss effect except having, also be used for changing the leather surface touch, such as oily wax sense, the sense of powder wax, husky velvet, smooth feeling, make the synthetic leather surface touch more as corium, can also form different surperficial styles, such as sheep bar effect, ox bar effect, crazy horse effect etc.But in existing sheep bar effect synthetic leather surface conditioning agent, it is not obvious, natural to wipe burnt treatment effect, and feel is poor, the easy contaminated environment of while reagent treatment, and manufacturing cost is higher, and comprehensive treatment effect is not good.
Therefore, be necessary to provide a kind of novel synthetic leather that overcomes above-mentioned deficiency to wipe burnt finishing agent with the sheep bar.
Summary of the invention
The purpose of this invention is to provide a kind of both environmental protection, comprehensive treatment effect again good use for synthetic leather sheep bar is wiped burnt finishing agent.
Use for synthetic leather sheep bar of the present invention is wiped burnt finishing agent and is achieved through the following technical solutions:
It is composed of the following components that use for synthetic leather sheep bar disclosed in this invention is wiped burnt finishing agent: polyurethane gloss oil, DMF, acetone, silica flatting silica, polytetrafluoroethylene (PTFE) wax powder, modified siloxane, sheep bar foam powder, dryingagent.
The proportioning of each component of the burnt finishing agent of use for synthetic leather sheep bar wiping provided by the invention can be as follows:
Polyurethane gloss oil 30 ~ 35 weight portions, DMF20 ~ 25 weight portions, acetone 20 ~ 25 weight portions, silica flatting silica 5 ~ 7 weight portions, polytetrafluoroethylene (PTFE) wax powder 6 ~ 8 weight portions, modified siloxane 1 ~ 4 weight portion, sheep bar foam powder 2 ~ 4 weight portions, dryingagent 3 ~ 5 weight portions.
As the preferred version of above-mentioned prescription, the proportioning that use for synthetic leather sheep bar provided by the invention is wiped burnt each component of finishing agent is as follows: polyurethane gloss oil 33 weight portions, DMF23 weight portion, acetone 24 weight portions, silica flatting silica 6 weight portions, polytetrafluoroethylene (PTFE) wax powder 7 weight portions, modified siloxane 2 weight portions, sheep bar foam powder 2 weight portions, dryingagent 3 weight portions.
As another preferred version of above-mentioned prescription, the proportioning that use for synthetic leather sheep bar provided by the invention is wiped burnt each component of finishing agent is as follows: polyurethane gloss oil 35 weight portions, DMF25 weight portion, acetone 23 weight portions, silica flatting silica 7 weight portions, polytetrafluoroethylene (PTFE) wax powder 7 weight portions, modified siloxane 4 weight portions, sheep bar foam powder 4 weight portions, dryingagent 5 weight portions.
As another preferred version of above-mentioned prescription, the proportioning that use for synthetic leather sheep bar provided by the invention is wiped burnt each component of finishing agent is as follows: polyurethane gloss oil 30 weight portions, DMF24 weight portion, acetone 20 weight portions, silica flatting silica 5 weight portions, polytetrafluoroethylene (PTFE) wax powder 6 weight portions, modified siloxane 1 weight portion, sheep bar foam powder 2 weight portions, dryingagent 3 weight portions.
As another preferred version of above-mentioned prescription, the proportioning that use for synthetic leather sheep bar provided by the invention is wiped burnt each component of finishing agent is as follows: polyurethane gloss oil 31 weight portions, DMF20 weight portion, acetone 22 weight portions, silica flatting silica 6.5 weight portions, polytetrafluoroethylene (PTFE) wax powder 8 weight portions, modified siloxane 2 weight portions, sheep bar foam powder 3 weight portions, dryingagent 4 weight portions.
As another preferred version of above-mentioned prescription, the proportioning that use for synthetic leather sheep bar provided by the invention is wiped burnt each component of finishing agent is as follows: polyurethane gloss oil 32 weight portions, DMF21 weight portion, acetone 25 weight portions, silica flatting silica 5.5 weight portions, polytetrafluoroethylene (PTFE) wax powder 7 weight portions, modified siloxane 3 weight portions, sheep bar foam powder 2 weight portions, dryingagent 5 weight portions.
Another object of the present invention provides the preparation method that above-mentioned use for synthetic leather sheep bar is wiped burnt finishing agent, comprises following steps:
(1) by prescription the stir rear grinding of DMF, acetone, silica flatting silica, polytetrafluoroethylene (PTFE) wax powder, part polyurethane gloss oil is filtered;
(2) in step (1) gained mixture, add modified siloxane, sheep bar foam powder, dryingagent uniform stirring;
(3) adding the rear filtration that stirs of remaining polyurethane gloss oil in step (2) the gained mixture obtains use for synthetic leather sheep bar and wipes burnt finishing agent finished product.
Use for synthetic leather sheep bar provided by the present invention is wiped among the preparation method of burnt finishing agent, and the proportioning of each component is as follows: polyurethane gloss oil 30 ~ 35 weight portions, DMF20 ~ 25 weight portions, acetone 20 ~ 25 weight portions, silica flatting silica 5 ~ 7 weight portions, polytetrafluoroethylene (PTFE) wax powder 6 ~ 8 weight portions, modified siloxane 1 ~ 4 weight portion, sheep bar foam powder 2 ~ 4 weight portions, dryingagent 3 ~ 5 weight portions.
Because adopt above technical scheme, the present invention compared with prior art has following advantage:
1, the burnt finishing agent of use for synthetic leather sheep bar wiping provided by the invention is ep-type material, meets the environmental protection standard of European Union;
2, form use for synthetic leather sheep bar and wipe that each component of burnt finishing agent is coordinated mutually, acting in conjunction, have the sheep bar and wipe the characteristics that burnt leather has jointly.Feel is unique, and there is the bright effect of tar on the surface, the adding of polytetrafluoroethylene (PTFE) wax powder, make feel continuous suede in synthetic leather surface fine and smooth, leather effect is unique, and the synthetic leather made from the burnt finishing agent of sheep bar wiping provided by the invention has the hydrophobic performance as the lotus leaf, waterproof and oilproof is dirty, and resultant effect is good;
3, use for synthetic leather sheep bar provided by the invention is wiped burnt finishing agent and use at existing synthetic leather production line, technique is simple, is a kind of new material of back segment, and need not to change production equipment increases cost.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Embodiment 1
A kind of use for synthetic leather sheep bar is wiped burnt finishing agent, is comprised of the polyurethane gloss oil of 33 weight portions, the DMF of 23 weight portions, the acetone of 24 weight portions, the silica flatting silica of 6 weight portions, the polytetrafluoroethylene (PTFE) wax powder of 7 weight portions, the modified siloxane of 2 weight portions, the sheep bar foam powder of 2 weight portions, the dryingagent of 3 weight portions.
Above-mentioned sheep bar with the preparation method of the continuous sliding sense finishing agent of Weak solvent is: at normal temperatures and pressures by prescription with the rear grinding filtration that stirs of the polyurethane gloss oil of the polytetrafluoroethylene (PTFE) wax powder of the silica flatting silica of the acetone of the DMF of 23 weight portions, 24 weight portions, 6 weight portions, 7 weight portions, 20 weight portions; In the gained mixture, add the modified siloxane of 2 weight portions, the sheep bar foam powder of 2 weight portions, the dryingagent uniform stirring of 3 weight portions; The polyurethane gloss oil that adds 13 weight portions in the gained mixture use for synthetic leather sheep bar that rear filtration obtains the embodiment of the invention 1 that stirs is wiped burnt finishing agent.
The performance indications that the disclosed use for synthetic leather sheep bar of present embodiment is wiped burnt finishing agent see Table 1.
Table 1
The methods such as the stirring of adopting in the above-mentioned preparation process, grinding, filtration are customary way in this area.
Embodiment 2
A kind of use for synthetic leather sheep bar is wiped burnt finishing agent, is comprised of the polyurethane gloss oil of 35 weight portions, the DMF of 25 weight portions, the acetone of 23 weight portions, the silica flatting silica of 7 weight portions, the polytetrafluoroethylene (PTFE) wax powder of 7 weight portions, the modified siloxane of 4 weight portions, the sheep bar foam powder of 4 weight portions, the dryingagent of 5 weight portions.
Above-mentioned sheep bar with the preparation method of the continuous sliding sense finishing agent of Weak solvent is: at normal temperatures and pressures by prescription with the rear grinding filtration that stirs of the polyurethane gloss oil of the polytetrafluoroethylene (PTFE) wax powder of the silica flatting silica of the acetone of the DMF of 25 weight portions, 23 weight portions, 7 weight portions, 7 weight portions, 20 weight portions; In the gained mixture, add the modified siloxane of 4 weight portions, the sheep bar foaming of 4 weight portions, the dryingagent uniform stirring of 5 weight portions; The polyurethane gloss oil that adds 15 weight portions in the gained mixture use for synthetic leather sheep bar that rear filtration obtains the embodiment of the invention 2 that stirs is wiped burnt finishing agent.
The performance indications that the disclosed use for synthetic leather sheep bar of present embodiment is wiped burnt finishing agent see Table 2.
Table 2
The methods such as the stirring of adopting in the above-mentioned preparation process, grinding, filtration are customary way in this area.
Embodiment 3
A kind of use for synthetic leather sheep bar is wiped burnt finishing agent, is comprised of the polyurethane gloss oil of 30 weight portions, the DMF of 24 weight portions, the acetone of 20 weight portions, the silica flatting silica of 5 weight portions, the polytetrafluoroethylene (PTFE) wax powder of 6 weight portions, the modified siloxane of 1 weight portion, the sheep bar foam powder of 2 weight portions, the dryingagent of 3 weight portions.
Above-mentioned sheep bar with the preparation method of the continuous sliding sense finishing agent of Weak solvent is: at normal temperatures by prescription with the rear grinding filtration that stirs of the polytetrafluoroethylene (PTFE) wax powder of the silica flatting silica of the acetone of the DMF of the polyurethane gloss oil of 20 weight portions, 24 weight portions, 20 weight portions, 5 weight portions, 6 weight portions; In the gained mixture, add the modified siloxane of 1 weight portion, the sheep bar foam powder of 2 weight portions, the dryingagent uniform stirring of 3 weight portions; The polyurethane gloss oil that adds 10 weight portions in the gained mixture use for synthetic leather sheep bar that rear filtration obtains the embodiment of the invention 3 that stirs is wiped burnt finishing agent.
The performance indications that the disclosed use for synthetic leather sheep bar of present embodiment is wiped burnt finishing agent see Table 3.
Table 3
The methods such as the stirring of adopting in the above-mentioned preparation process, grinding, filtration are customary way in this area.
Embodiment 4
A kind of use for synthetic leather sheep bar is wiped burnt finishing agent, is comprised of the polyurethane gloss oil of 31 weight portions, the DMF of 20 weight portions, the acetone of 22 weight portions, the silica flatting silica of 6.5 weight portions, the polytetrafluoroethylene (PTFE) wax powder of 8 weight portions, the modified siloxane of 2 weight portions, the sheep bar foam powder of 3 weight portions, the dryingagent of 4 weight portions.
Above-mentioned sheep bar with the preparation method of the continuous sliding sense finishing agent of Weak solvent is: at normal temperatures by prescription with the rear grinding filtration that stirs of the polytetrafluoroethylene (PTFE) wax powder of the silica flatting silica of the acetone of the DMF of the polyurethane gloss oil of 20 weight portions, 20 weight portions, 22 weight portions, 6.5 weight portions, 8 weight portions; In the gained mixture, add the modified siloxane of 2 weight portions, the sheep bar foam powder of 3 weight portions, the dryingagent uniform stirring of 4 weight portions; The polyurethane gloss oil that adds 11 weight portions in the gained mixture use for synthetic leather sheep bar that rear filtration obtains the embodiment of the invention 4 that stirs is wiped burnt finishing agent.
The performance indications that the disclosed use for synthetic leather sheep bar of present embodiment is wiped burnt finishing agent see Table 4.
Table 4
The methods such as the stirring of adopting in the above-mentioned preparation process, grinding, filtration are customary way in this area.
Embodiment 5
A kind of use for synthetic leather sheep bar is wiped burnt finishing agent, is comprised of the polyurethane gloss oil of 32 weight portions, the DMF of 21 weight portions, the acetone of 25 weight portions, the silica flatting silica of 5.5 weight portions, the polytetrafluoroethylene (PTFE) wax powder of 7 weight portions, the modified siloxane of 3 weight portions, the sheep bar foam powder of 2 weight portions, the dryingagent of 5 weight portions.
Above-mentioned sheep bar with the preparation method of the continuous sliding sense finishing agent of Weak solvent is: at normal temperatures by prescription with the rear grinding filtration that stirs of the polytetrafluoroethylene (PTFE) wax powder of the silica flatting silica of the acetone of the DMF of the polyurethane gloss oil of 20 weight portions, 21 weight portions, 25 weight portions, 5.5 weight portions, 7 weight portions; In the gained mixture, add the modified siloxane of 3 weight portions, the sheep bar foam powder of 2 weight portions, the dryingagent uniform stirring of 5 weight portions; The polyurethane gloss oil that adds 12 weight portions in the gained mixture use for synthetic leather sheep bar that rear filtration obtains the embodiment of the invention 5 that stirs is wiped burnt finishing agent.
The performance indications that the disclosed use for synthetic leather sheep bar of present embodiment is wiped burnt finishing agent see Table 5.
Table 5
The methods such as the stirring of adopting in the above-mentioned preparation process, grinding, filtration are customary way in this area.
The above is preferred embodiment of the present invention only, is not to limit practical range of the present invention; If do not break away from the spirit and scope of the present invention, the present invention is made amendment or is equal to replacement, all should be encompassed in the middle of the protection domain of claim of the present invention.