CN105255415B - A kind of floor score mark restoring agent and its preparation method and application - Google Patents

A kind of floor score mark restoring agent and its preparation method and application Download PDF

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CN105255415B
CN105255415B CN201510721346.5A CN201510721346A CN105255415B CN 105255415 B CN105255415 B CN 105255415B CN 201510721346 A CN201510721346 A CN 201510721346A CN 105255415 B CN105255415 B CN 105255415B
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component
agent
resin
floor
score mark
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CN105255415A (en
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张朝设
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Zhejiang Port High Molecular Polytron Technologies Inc
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Zhejiang Port High Molecular Polytron Technologies Inc
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Abstract

The invention discloses a kind of floor score mark restoring agent and its preparation method and application, the renovation agent is 3 by weight ratio:2~1 component A and B component composition；Wherein, it is calculated in mass percent, the composition of component A is：Bisphenol A epoxide resin 40~60%；Bisphenol F epoxy resin 15~30%；Polyurethane modified epoxy resin 10~20%；Coupling agent 1~3%；Scratching resistant 1~10%；Defoamer 0.3~1.0%；Age resister 1~10%；The composition of B component is：Curing agent 92~99%；Accelerator 1~8%.The floor score mark restoring agent does not add diluent, and system viscosity is low, and adhesion strength is high, and hardness is high, and shock resistance is strong, adhesion strength is high；Solve in existing scratch removal technology, rehabilitation cost is high, repairing efficiency is long, repair after aberration is big and the problem of renovation agent feature of environmental protection difference.

Description

A kind of floor score mark restoring agent and its preparation method and application
Technical field
The present invention relates to floor paint recovery technique field, more particularly to a kind of floor score mark restoring agent and preparation method thereof and Using.
Background technology
The continuous change and new material, the particularly emergence of new technology, work maked rapid progress with architecture structure form The extensive use of the large span, large area building of industry factory building, the flatness and Crack Control of its terrace to large area propose Higher requirement；However, the high intensity of facility floor, high utilization rate cause larger shadow to the attractive in appearance of ground and purification Ring, easily cause factory building terrace and a large amount of cuts or crack occur.
At present, mainly have for terrace cut, fracture unit method and change floor and coating reparation two ways.
Application publication number is that CN104481117A application for a patent for invention document is disclosed at a kind of acryl terrace cracks Reason method, this method place that processor ftractures on original acryl flooring base, for the place in crack, is loosened Acryl terrace and laitance shovel fall, and expose concrete base layer, V-groove are then cut out on the basis of, and bottom is brushed on V-groove After paint, no-solvent type epoxy resin mortar paint is filled so that its surface and periphery concrete copline, finally done on concrete base layer Acryl terrace.After the invention solves traditional approach processing acryl terrace cracks, there is asking for delamination in crack periphery Topic, is obtained more smooth intact at the crack of acryl terrace surface.
Application publication number is that CN103232747A application for a patent for invention document discloses a kind of terrace surface renovation agent, should Renovation agent is by inserts and solid material according to 100:1.5-3 weight ratio mixes, wherein：A, the inserts includes following The raw material of parts by weight：40~50 parts of unsaturated polyester resin, 70~85 parts of filler, 1.2~1.6 parts of thickener, pigment 0.02~ 0.07 part, 0.01~0.03 part of polymerization inhibitor, 0.02~0.08 part of accelerator；B, the solid material includes the original of following parts by weight Material：35~45 parts of curing agent, 35~40 parts of plasticizer, 25~40 parts of filler, 3~7 parts of thickener.The renovation agent cost of manufacture Low, repairing efficiency is short, does not influence journey logistics work, and effect on environment is small, and compressive resistance is high.
Wherein, change that floor cost is high, long in time limit, sectional repair extreme difference attractive in appearance；And during the presence solidification of coating restorative procedure Between it is long, aberration be present and contain volatile materials, the problem of feature of environmental protection difference.
The content of the invention
The invention provides a kind of floor score mark restoring agent and its preparation method and application, the floor score mark restoring agent does not add Add diluent, system viscosity is low, and adhesion strength is high, and hardness is high, and shock resistance is strong, adhesion strength is high；Solve existing stroke In trace recovery technique, rehabilitation cost is high, repairing efficiency is long, repair after aberration is big and the problem of renovation agent feature of environmental protection difference.
A kind of floor score mark restoring agent, it is 3 by weight ratio:2~1 component A and B component composition；
Wherein, it is calculated in mass percent, the composition of component A is：
The composition of B component is：
Curing agent 92~99%；
Accelerator 1~8%.
It is further preferred that the floor score mark restoring agent, is 3 by weight ratio:2~1 component A and B component composition；
Wherein, it is calculated in mass percent, the composition of component A is：
The composition of B component is：
Curing agent 94~96%；
Accelerator 1~6%.
In above-mentioned renovation agent, bisphenol A epoxide resin is liquid, and hardness is high, and adhesive property is strong, there is preferable resistance to marring Can, and be free of organic volatile.
Preferably, described bisphenol A epoxide resin is at least one of resin E44, resin E51, resin 128.
Preferably, the epoxide equivalent of the bisphenol A epoxide resin is 140~230g/eq, the bis-phenol under the epoxide equivalent A epoxy resin hardness is moderate, and 100% solid content, reactivity is big, and adhesive property is excellent.
Described bisphenol F epoxy resin has the function that stronger permeability, viscosity are relatively low, can play diluent.As It is preferred that described bisphenol F epoxy resin is at least one of resin 170, resin 862.It is further preferred that described resin 170 is South Asia NPEF-170；Described resin 862 is shell EPIKOTE 862.
The polyurethane modified epoxy resin with stronger pliability, containing epoxide group, with preferable shock resistance Performance.Preferably, described polyurethane modified epoxy resin is at least one in Ke Daoma KTM-828, Ke Daoma KTM-626 Kind.
Preferably, the epoxide equivalent of the polyurethane modified epoxy resin is 350~650g/eq, can significantly improve solidification The pliability of thing, increases substantially adhesion strength and peel strength.
Preferably, described coupling agent is at least one of KH560, KH550, for soaking by the table of bonding substrates Face, improve adhesion strength.
Described age resister is antioxidant 168, antioxidant 1010, antioxidant 225, ultra-violet absorber UV- 531st, at least one of ultra-violet absorber UV-329, ultra-violet absorber UV-9.
Preferably, described curing agent is at least one of modified polysulfide alcohol, modified fatty amine.Specifically, it is described Modified polysulfide alcohol at least one of for the peaceful capcure 3-800 of section, Capcure WR-6.Described modified fatty amine is section At least one of peaceful Versamine I-70, Versamine A-60.The solid content of such curing agent is 100%, low smell； Wherein, modified polysulfide alcohol can make the component A rapid curing of renovation agent of the present invention, and hardening time is not substantially by environment temperature Influence；And modified fatty amine can also make component A rapid curing, and it is good to the cementability of base material.
It is further preferred that the active hydrogen equivalent weight of the modified fatty amine is 35~150.
Described accelerator is at least one of benzyl dimethylamine, 2,4,6- tri- (dimethylamino methyl) phenol.
Present invention also offers a kind of preparation method of the floor score mark restoring agent, comprise the following steps：(1) by bis-phenol After A epoxy resin, bisphenol F epoxy resin, polyurethane modified epoxy resin are stirred mixing, successively with coupling agent, scratch resistance Agent, defoamer, age resister mixing, obtain component A；
(2) curing agent and accelerator are stirred mixing, obtain B component.
Wherein, preferably, in step (1), the temperature that is stirred is 50~60 DEG C, and the time is 30~60min, rotating speed For 200~600r/min.After coupling agent to be added, scratching resistant, defoamer, age resister, the temperature of mixing is 50~60 DEG C, Time is 20~40min.After mixing, it need to vacuumize, it is preferable that the time vacuumized is 20~40min.
In step (2), the temperature being stirred is 50~60 DEG C, and the time is 20~30 minutes, and rotating speed is 300~800r/ min.After mixing, it need to vacuumize, it is preferable that the time vacuumized is 20~40 minutes.
Present invention also offers a kind of application method of the floor score mark restoring agent, including：The floor cut is repaiied After the component A of multiple agent and B component mixing, it is coated at the cut of floor, then mould release membrance is covered on the score mark restoring agent of floor, 15 After~30 minutes, mould release membrance is removed.
Compared with prior art, the invention has the advantages that：
(1) present invention is compounded using bisphenol A epoxide resin, bisphenol F epoxy resin and polyurethane modified epoxy resin, The superiority of different resins is brought into play so that in the case where not adding diluent, floor score mark restoring agent of the present invention is still With the characteristics of system viscosity is low, adhesion strength is high；And in the case where ensureing high rigidity, while there is shock resistance By force, the high characteristic of adhesion strength.
(2) present invention compounds resin system using medium temperature high-speed stirred, improves the mixing uniformity of different resins.
(3) present invention selects specific curing agent, makes renovation agent rapid curing, quickly repairs cut, simple, convenient, Fast, the normal use on floor is not influenceed during reparation.
(4) present invention is solved in existing scratch removal technology, and rehabilitation cost is high, repairing efficiency is long, aberration is big after reparation And the problem of renovation agent feature of environmental protection difference.
Embodiment
With reference to specific implementation case, the present invention will be further described.
Involved material source is in the following example：Resin E44 (three wooden Chemical Co., Ltd. of Jiangsu), resin E51 (epoxy resin Kunshan, South Asia Co., Ltd), resin 128 (HongChang Electronic Materials Co., Ltd), South Asia NPEF-170 (south Sub- epoxy resin Kunshan Co., Ltd), shell EPIKOTE 862 (offer of Li Derong Industrial Co., Ltd.s of Shenzhen), KTM- 828th, KTM-626 (Hong Kong Ke Daoma Group Plcs), the peaceful capcure 3-800 of alcohol section, Capcure WR-6, modification The peaceful Versamine I-70 of fatty amine section, Versamine A-60 (Shanghai Jia Dida chemical industry).
Embodiment 1
Two components of floor score mark restoring agent are prepared respectively, wherein,
Component A is prepared as：By the resin E44,30 parts of resin shell EPIKOTE that 40 parts of epoxide equivalents are 210g/eq The resin KTM-626 that 862,15 parts of epoxide equivalents are 600g/eq, puts into reactor, temperature 50 C in proportion, and rotating speed is 300r/min is stirred 60 minutes, puts into 3 parts of coupling agent KH560,5 parts of scratching resistant BYK358,0.5 part of defoamer BYK- successively A530,4.5 parts of antioxidants, 168,2 parts of ultra-violet absorber UV-329, stir 20 minutes, it is then that well mixed material is slow Simultaneously negative pressure vacuumizes 20 minutes for speed stirring, that is, obtains component A.
B component is prepared as：By 99 parts of peaceful capcure 3-800 of modified polysulfide polyol curing agent section, 1 part of benzyl dimethylamine promotees Enter agent, add stirred tank, rotating speed is that 300r/min is stirred 30 minutes, then mixes slowly well mixed material and negative pressure is taken out Vacuum 30 minutes, that is, obtain B component.
The construction method of the quick renovation agent of floor cut is：By A, B component according to 3:2 is well mixed, is coated on and cleaned Cut at, then cover mould release membrance on coated renovation agent, discharged the air in mould release membrance with flat scraper plate, 20 minutes Afterwards, mould release membrance is removed, scratch removal is completed.
After tested：Hardness is shore hardness 75D, and pliability is1.0mm (examination criteria GB1731), viscosity 6000cps/ 25℃。
Embodiment 2
Two components of the quick renovation agent of floor cut are prepared respectively, wherein,
Component A is prepared as：By 50 parts of epoxide equivalents are 190g/eq 128,20 parts of resin resin NPEF-170,20 parts Epoxide equivalent is 550g/eq resin KTM-828, is put into proportion in reactor, temperature 60 C, and rotating speed stirs for 500r/min 40 minutes, 1 part of coupling agent KH560,6 parts of scratching resistant BYK358,1 part of defoamer BYK-A530,1 part of antioxidant were put into successively 1010,1 parts of ultra-violet absorber UV-9, stir 30 minutes, then well mixed material is mixed slowly and negative pressure vacuumizes 40 minutes, that is, obtain component A.
B component is prepared as：98 parts of peaceful Capcure WR-6 of modified polysulfide polyol curing agent section, 2 parts of benzyl dimethylamines promote Agent, stirred tank is added, rotating speed is that 500r/min is stirred 20 minutes, then mixes slowly well mixed material and negative pressure is taken out very It is empty 40 minutes, that is, obtain B component.
The construction method of the quick renovation agent of floor cut is：By A, B component according to 3:2 is well mixed, is coated on and cleaned Cut at, then cover mould release membrance on coated renovation agent, discharged the air in mould release membrance with flat scraper plate, 20 minutes Afterwards, mould release membrance is removed, scratch removal is completed.
After tested：Hardness is shore hardness 70D, and pliability is0.5mm (examination criteria GB1731), viscosity 9000cps/ 25℃。
Embodiment 3
Two components of the quick renovation agent of floor cut are prepared respectively, wherein,
Component A is prepared as：By the resin E51 that 55 parts of epoxide equivalents are 220g/eq, 25 parts of resin NPEF-170,10 parts Epoxide equivalent is 550g/eq resin KTM-828, is put into proportion in reactor, 55 DEG C of temperature, and rotating speed stirs for 600r/min 45 minutes, successively put into 2 parts of coupling agents KH560,4 parts of scratching resistant BYK358,0.5 part of defoamer BYK-A530,3.5 parts it is ultraviolet Light absorbers UV-9, stir 20 minutes, then well mixed material is mixed slowly and negative pressure vacuumizes 35 minutes, that is, is obtained Component A.
B component is prepared as：The peaceful Versamine I-70 of modified fatty amine section that 93 parts of ripple hydrogen equivalents living are 42,7 part 2, 4,6-three (dimethylamino methyl) phenol accelerator, stirred tank is added, rotating speed is that 600r/min is stirred 20 minutes, then will be mixed Close that uniform material mixes slowly and negative pressure vacuumizes 40 minutes, that is, obtain B component.
The construction method of the quick renovation agent of floor cut is：By A, B component according to 3:1 is well mixed, is coated on and cleaned Cut at, then cover mould release membrance on coated renovation agent, discharged the air in mould release membrance with flat scraper plate, 30 minutes Afterwards, mould release membrance is removed, scratch removal is completed.
After tested：Hardness is shore hardness 80D, and pliability is2.5mm (examination criteria GB1731), viscosity 7000cps/ 25℃。
Embodiment 4
Two components of the quick renovation agent of floor cut are prepared respectively, wherein,
Component A is prepared as：By the resin NPEF-170 of 128,6 parts of resin that 60 parts of epoxide equivalents are 190g/eq, 9 parts 862,15 parts of epoxide equivalents of resin shell EPIKOTE are 600g/eq resin KTM-626, are put into proportion in reactor, temperature 50 DEG C, rotating speed be 800r/min stir 30 minutes, successively put into 1 part of coupling agent KH560,3 parts of scratching resistant BYK358,1 part disappear Infusion BYK-A530,4 parts of ultra-violet absorber UV-9, stir 30 minutes, then well mixed material is mixed slowly and born Pressure vacuumizes 30 minutes, that is, obtains component A.
B component is prepared as：It is 85 to change by 35 parts of modified polysulfide polyol curing agent Capcure WR-6,60 parts of ripple hydrogen equivalents Property the peaceful Versamine A-60 of fatty amine section, 5 parts of benzyl dimethylamine accelerator, add stirred tank, rotating speed be 600r/min stirring 30 minutes, then well mixed material is mixed slowly and negative pressure vacuumizes 40 minutes, that is, obtains B component.
The construction method of the quick renovation agent of floor cut is：By A, B component according to 3:1.5 is well mixed, is coated on cleaning At the cut crossed, then mould release membrance is covered on coated renovation agent, discharged the air in mould release membrance with flat scraper plate, 25 points Zhong Hou, removes mould release membrance, and scratch removal is completed.
After tested：Hardness is shore hardness 78D, and pliability is1.5mm (examination criteria GB1731), viscosity 10000cps/25℃。

Claims (9)

  1. A kind of 1. floor score mark restoring agent, it is characterised in that by weight ratio be 3:2~1 component A and B component composition；
    Wherein, it is calculated in mass percent, the composition of component A is：
    The composition of B component is：
    Curing agent 92~99%；
    Accelerator 1~8%；
    The curing agent is at least one of modified polysulfide alcohol, modified fatty amine.
  2. 2. floor score mark restoring agent as claimed in claim 1, it is characterised in that by weight ratio be 3:2~1 component A and B groups It is grouped into；
    Wherein, it is calculated in mass percent, the composition of component A is：
    The composition of B component is：
    Curing agent 94~96%；
    Accelerator 1~6%.
  3. 3. floor score mark restoring agent as claimed in claim 1, it is characterised in that described bisphenol A epoxide resin is resin At least one of E44, resin E51, resin 128.
  4. 4. floor score mark restoring agent as claimed in claim 1, it is characterised in that the epoxide equivalent of the bisphenol A epoxide resin For 140~230g/eq.
  5. 5. floor score mark restoring agent as claimed in claim 1, it is characterised in that described bisphenol F epoxy resin is resin 170th, at least one of resin 862.
  6. 6. floor score mark restoring agent as claimed in claim 1, it is characterised in that the epoxy of the polyurethane modified epoxy resin Equivalent is 350~650g/eq.
  7. 7. floor score mark restoring agent as claimed in claim 1, it is characterised in that described coupling agent is in KH560, KH550 At least one；Described age resister is antioxidant 168, antioxidant 1010, antioxidant 225, ultra-violet absorber UV- 531st, at least one of ultra-violet absorber UV-329, ultra-violet absorber UV-9；Described accelerator be benzyl dimethylamine, At least one of 2,4,6- tri- (dimethylamino methyl) phenol.
  8. 8. the preparation method of floor score mark restoring agent as described in any one of claim 1~7, it is characterised in that including following step Suddenly：
    (1) after bisphenol A epoxide resin, bisphenol F epoxy resin, polyurethane modified epoxy resin being stirred into mixing, successively with Coupling agent, scratching resistant, defoamer, age resister mixing, obtain component A；
    (2) curing agent and accelerator are stirred mixing, obtain B component.
  9. 9. the application method of floor score mark restoring agent as described in any one of claim 1~7, it is characterised in that including：By described in After component A and the B component mixing of floor score mark restoring agent, it is coated at the cut of floor, then mould release membrance is covered in floor cut On renovation agent, after 15~30 minutes, mould release membrance is removed.
CN201510721346.5A 2015-10-30 2015-10-30 A kind of floor score mark restoring agent and its preparation method and application Active CN105255415B (en)

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CN109135642A (en) * 2018-07-11 2019-01-04 泉州大众山涂料有限公司 A kind of weather-proof epoxy seam cream and preparation method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101705744A (en) * 2009-11-02 2010-05-12 嘉兴学院 Epoxy terrace material and preparation method thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101705744A (en) * 2009-11-02 2010-05-12 嘉兴学院 Epoxy terrace material and preparation method thereof

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