CN105964891A - High-fluidity phosphate inorganic binder sand and preparation method thereof - Google Patents

High-fluidity phosphate inorganic binder sand and preparation method thereof Download PDF

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Publication number
CN105964891A
CN105964891A CN201610339000.3A CN201610339000A CN105964891A CN 105964891 A CN105964891 A CN 105964891A CN 201610339000 A CN201610339000 A CN 201610339000A CN 105964891 A CN105964891 A CN 105964891A
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sand
phosphate inorganic
inorganic adhesive
phosphate
parts
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CN105964891B (en
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梁含雪
肖冬梅
甘曼莹
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Chongqing Changjiang Moulding Material (group) Ltd By Share Ltd
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Chongqing Changjiang Moulding Material (group) Ltd By Share Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C1/00Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/18Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents
    • B22C1/185Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents containing phosphates, phosphoric acids or its derivatives

Abstract

The invention belongs to the field of casting and particularly relates to high-fluidity phosphate inorganic binder sand and a preparation method thereof. The high-fluidity phosphate inorganic binder sand comprises, by mass, 2500 parts of burnt sand, 100 parts of a phosphate inorganic binder, 8 parts of a metallic oxide curing agent and 5 parts of an addition agent. The addition agent comprises a solution prepared by one or more nonionic surface active agents such as alkyl glycoside, 1-61, 1-62, S-80 and MOA-9P, and silicon dioxide with the granularity at 400-1200 meshes and mixed with the solution; and the weight ratio of the nonionic surface active agents to the silicon dioxide is 1:5-1:3. According to the high-fluidity phosphate inorganic binder sand and the preparation method thereof, while the inherent advantages of cleanliness and environment protection, good collapsibility, high strength and the like of the phosphate binder sand are maintained, the fluidity of the phosphate binder sand is greatly improved, and requirements for novel green casting materials and a casting method in modern casting production are met.

Description

A kind of phosphate inorganic adhesive sand with high fluidity and preparation method thereof
Technical field
The invention belongs to casting field, be specifically related to a kind of phosphate inorganic adhesive sand with high fluidity and preparation method thereof.
Background technology
Casting is one of fundamental technology of modern mechanical manufacturing industry, and as the important component part of Chinese manufacturing, China casts Industry also in development at full speed, but, in the industry, problem of environmental pollution is always a large amount of to be existed, along with everybody ring Protecting stepping up of consciousness, development Green foundry process and material are the keys realizing Green foundry.But at present, foundry goods is raw The most large batch of use organic resin binding agent during product, this type of binding agent typically contains the noxious substances such as furan, benzene, phenol, All can produce pollution at each production links such as moulding, coremaking, cast and old sand process, discharge a large amount of toxic gas.Waterglass As another kind of inorganic binder, become the founding materials most possibly realizing Green foundry production requirement, but ferrous metal is cast Making collapsibility poor, and regenerating used is big to energy demand, integrated cost is higher.
The existing phosphate inorganic adhesive sand developed has the advantages such as environmental pollution is little, intensity is high, collapsibility is good, becomes One the most promising founding materials.But phosphate inorganic adhesive is in Foundry Production at present, owing to phosphate inorganic bonds Adding boric acid in agent to increase as modifying agent, the viscosity of binding agent, the mobility causing former phosphate inorganic adhesive sand is poor, Make in modeling process the phosphate inorganic adhesive sand degree of packing inadequate, cause producing that cast part age rate is low and casting quality is poor, It is difficult to adapt to high-volume, high efficient production precision casting mold, the demand of core in modern Foundry Production.
Summary of the invention
The present invention, by adding additive in phosphate inorganic adhesive sand, reaches to improve the mesh of phosphate binders sand mobility 's.
For reaching above-mentioned purpose, the base case that the present invention provides is the phosphate inorganic adhesive sand with high fluidity, including Burning sand, phosphate inorganic adhesive, firming agent and additive, each constituent mass number is for burning sand 2500, phosphate inorganic bonding Agent 100, firming agent 8, additive 5;
Phosphate inorganic adhesive includes that aluminium hydroxide, phosphoric acid, boric acid, citric acid and water, each weight percentages of components are hydrogen-oxygen Change aluminum 8%~12%, phosphatase 24 6%~50%, boric acid 3%~6%, citric acid 2%~4%, water 30%~34%, described phosphate without The degree of neutralization of machine binding agent is 3.6:1~4:1, and the concentration of described phosphoric acid is 70%;
Firming agent is magnesium oxide, aluminium oxide, zinc oxide, ferrum oxide, calcium oxide, copper oxide, single can use one, also Addition can be mixed multiple;
Additive includes by one or more nonionic surfactant such as alkyl polyglucoside, l-61, l-62, S-80, MOA-9P The solution prepared, the granularity mixed with this solution is 400 mesh~the silicon dioxide of 1200 mesh, described nonionic surfactant It is 1:5~1:3 with the weight proportion of silicon dioxide.
The concentration of phosphoric acid is that the sand fluidity made when 70% is best, if concentration is the phosphoric acid of 85%, can make the stream of molding sand Dynamic property declines 60%;Additive is as the main material increasing sand fluidity.Through experiment test, with other metal-oxides Comparing, when zinc oxide is as firming agent, the room temperature tensile intensity of phosphate inorganic adhesive sand is bigger.Nonionic surfactant Soluble in water do not dissociate, exist the most in the form of an ion, be susceptible to the impact of acid, alkali and strong electrolyte, so Its stability is higher, is suitable for the use herein, and steady for cationic surfactant, anion surfactant Qualitative difference, it is impossible to reach the demand of experiment, select nonionic surfactant herein.
The preferred version 1 that the improvement of base case is obtained: described nonionic surfactant is l-61.
The preferred version 2 that the improvement of base case is obtained: described nonionic surfactant and the weight proportion of silicon dioxide For 1:4;The sand fluidity prepared under this proportioning is optimal.
The preferred version 3 that the improvement of base case or preferred version 1 or preferred version 2 is obtained: described phosphate inorganic The degree of neutralization of binding agent is 3.8:1;Through experimental test, when degree of neutralization is 3.8:1, prepared sand bond is bigger.Reason is The synthesis of aluminate or phosphate inorganic binder is based on the reaction of aluminium hydroxide and phosphoric acid:
Al(OH)3+3H3PO4=Al (H2PO4)3+3H2O (1)
2Al(OH)3+3H3PO4=Al2(HPO4)3+6H2O (2)
Al(OH)3+H3PO4=AlPO4+3H2O (3)
The aluminum phosphate solution of synthesis is mainly composed of Al (H2PO4)3, also Al2(HPO4)3, it is also possible to there is a small amount of AlPO4In, During with degree for 3.8:1, regulation has obtained more suitably Al (H2PO4)3And Al2(HPO4)3Ratio, make strength ratio in other Large increase has been had with the binding agent of degree.
The preferred version 4 that the improvement of base case or preferred version 1 or preferred version 2 is obtained: described phosphate inorganic The each weight percentages of components of binding agent is aluminium hydroxide 11%, phosphatase 24 9%, boric acid 4%, citric acid 3%, water 33%.
The preferred version 5 that the improvement of preferred version 3 obtains: the granularity of described silicon dioxide is 600 mesh.
The preferred version 6 that the improvement of preferred version 5 obtains: the making temperature of phosphate inorganic adhesive is 110~130 DEG C.
Present invention also offers the preparation method of the phosphate inorganic adhesive sand with high fluidity, specifically include following steps:
Material below all uses the metering method of mass fraction,
The first step, prepares phosphate inorganic adhesive,
First 14 parts of aluminium hydroxide and 26 parts of water are joined in container, start magnetic stirrer, heating apparatus temperature is adjusted to 120 DEG C Heating container, when temperature of liquid is 98 DEG C~100 DEG C, then adding 100 parts of concentration in container is the phosphoric acid of 70%, Continue to be heated to solution clarification, now solution temperature 106 DEG C~108 DEG C, keep temperature, be then slowly added into 8 parts of boric acid, instead Clarification should be become to solution, add 5 parts of citric acids, after solution secondary clearing again, heating can be stopped, closing agitator, treat molten Liquid naturally cools to room temperature, i.e. prepares phosphate inorganic adhesive;
Second step, additive preparation,
First take 1 part of non-ionic surfactant l-61 wiring solution-forming, by the silicon dioxide that above-mentioned solution and 4 parts of granularities are 600 mesh Additive is prepared by after uniformly mixing;
Second step, sand processed,
First additive and 50/100 being burnt sand elder generation mix homogeneously, after mix homogeneously, gained mixture uniformly mixes with firming agent zinc oxide again Close, be added followed by phosphate inorganic adhesive mix homogeneously, mix 3~4min, can shake out.If added material is more, Then the mulling time can increase by 1~2min, but the time may not exceed 6min, if because overlong time, prepared sand and puddle mixer it Between frictional heat, cause the sand prepared in advance start solidification, affect intensity.
The invention have the benefit that retaining the intrinsic clean environment firendly of phosphate binders sand, collapsibility is good, intensity is more high While advantage, the mobility of phosphate binders sand is greatly improved, meets the novel green casting mold material of modern Foundry Production Material and casting method.During mulling, add additive, the mobility of phosphate inorganic adhesive sand can be made to be greatly improved, Concrete principle is that the molecular structure feature of the surfactant in additive is that it has unsymmetry, is hydrophilic by having Polar group and have the organic compound that the non-polar group of hydrophobicity is formed, 600 mesh preparing spherical SiO 2s then can be filled In 50/100 mesh burns the space of sand, surfactant is overlayed on 600 mesh preparing spherical SiO 2s so that surfactant and sand Can preferably mix, towards water, non-polar group, away from water, is coated on sand surface to the polar group of surfactant, spherical Micropowder is filled in space and makes sand be easier to slide, and this additive does not results in the biggest impact to intensity.Therefore by adding Adding agent so that the mobility of phosphate inorganic adhesive sand is greatly improved is extraordinary selection.
Detailed description of the invention
In order to preferably explain the present invention, below in conjunction with specific embodiment, the present invention is described in further detail.
Embodiment 1
First 14 parts of aluminium hydroxide and 26 parts of water are joined in container, start magnetic stirrer, heating apparatus temperature is adjusted to 120 DEG C Heating container, when temperature of liquid is 98 DEG C~100 DEG C, then adding 100 parts of concentration in container is the phosphoric acid of 70%, Continue to be heated to solution clarification, now solution temperature 106 DEG C~108 DEG C, keep temperature, be then slowly added into 8 parts of boric acid, instead 5 parts of citric acids should be added to solution went clear, after solution secondary clearing again, heating can be stopped, closing agitator, treat molten Liquid naturally cools to room temperature, i.e. prepares phosphate inorganic adhesive, each composition weight percentage in prepared phosphate inorganic adhesive Than be aluminium hydroxide 11%, concentration be 70% phosphatase 24 9%, boric acid 4%, citric acid 3%, water 33%;
Take and after 1 part of l-61 mixes by a certain percentage with water, be configured to solution, then be 600 purposes two by this solution 4 parts of granularities of addition Silicon oxide makes additive;
2g additive and 1000g50/100 are burnt sand first uniformly mix, after mix homogeneously gained mixture again with 3.2g firming agent oxygen Change zinc uniformly to mix, be added followed by 40g phosphate inorganic adhesive mixing 3.5min, after mix homogeneously, use hammering method inspection Testing the mobility of phosphate inorganic adhesive sand, sample mobility reaches 6.06g;SAC paddle type mill sampling machine makes " 8 " word Calibrated bolck sample is some, comes out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, and the room temperature tensile intensity of gained is 1.90MPa。
Embodiment 2
In the case of experimental technique is constant, the data of changing section experiment material, the most only change the component ratio of additive, When making additive, take after 1 part of l-61 mixes by a certain percentage with water, add the silicon dioxide system that 3 parts of granularities are 600 mesh Become additive;
Using the mobility of hammering method inspection phosphate inorganic adhesive sand, sample mobility reaches 5.96g;In SAC paddle type mill system Make " 8 " word calibrated bolck sample on model machine some, come out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, gained Room temperature tensile intensity be 1.92MPa.
Embodiment 3
In the case of experimental technique is constant, the data of changing section experiment material, the most only change the component ratio of additive, When making additive, take after 1 part of l-61 mixes by a certain percentage with water, add the silicon dioxide system that 5 parts of granularities are 600 mesh Become additive;
Using the mobility of hammering method inspection phosphate inorganic adhesive sand, sample mobility reaches 6.05g;In SAC paddle type mill system Make " 8 " word calibrated bolck sample on model machine some, come out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, gained Room temperature tensile intensity be 1.81MPa.
Embodiment 4
In the case of experimental technique is constant, the data of changing section experiment material, the most only change the composition of additive, making During additive, take after 1 part of l-61 mixes by a certain percentage with water, add the silicon dioxide that 4 parts of granularities are 400 mesh and make and add Add agent;
Using the mobility of hammering method inspection phosphate inorganic adhesive sand, sample mobility reaches 6.01g;In SAC paddle type mill system Make " 8 " word calibrated bolck sample on model machine some, come out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, gained Room temperature tensile intensity be 1.91MPa.
Embodiment 5
In the case of experimental technique is constant, the data of changing section experiment material, the most only change the composition of additive, making During additive, take after 1 part of l-61 mixes by a certain percentage with water, add the silicon dioxide that 4 parts of granularities are 800 mesh and make and add Add agent;
Using the mobility of hammering method inspection phosphate inorganic adhesive sand, sample mobility reaches 5.32g;In SAC paddle type mill system Make " 8 " word calibrated bolck sample on model machine some, come out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, gained Room temperature tensile intensity be 1.89MPa.
Embodiment 6
In the case of experimental technique is constant, the data of changing section experiment material, the most only change the composition of additive, making During additive, take after 1 part of alkyl polyglucoside mixes by a certain percentage with water, add the silicon dioxide system that 4 parts of granularities are 600 mesh Become additive;
Using the mobility of hammering method inspection phosphate inorganic adhesive sand, sample mobility reaches 5.02g;In SAC paddle type mill system Make " 8 " word calibrated bolck sample on model machine some, come out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, gained Room temperature tensile intensity be 1.91MPa.
Embodiment 7
In the case of experimental technique is constant, the data of changing section experiment material, the most only change the composition of additive, making During additive, take after 1 part of MOA-9P mixes by a certain percentage with water, add the silicon dioxide system that 4 parts of granularities are 600 mesh Become additive;
Using the mobility of hammering method inspection phosphate inorganic adhesive sand, sample mobility reaches 5.95g;In SAC paddle type mill system Make " 8 " word calibrated bolck sample on model machine some, come out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, gained Room temperature tensile intensity be 1.89MPa.
Embodiment 8
In the case of experimental technique is constant, the data of changing section experiment material, magnesium oxide will be changed into by firming agent zinc oxide;
Using the mobility of hammering method inspection phosphate inorganic adhesive sand, sample mobility reaches 6.05g;In SAC paddle type mill system Make " 8 " word calibrated bolck sample on model machine some, come out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, gained Room temperature tensile intensity be 1.81MPa.
Embodiment 9
In the case of experimental technique is constant, the data of changing section experiment material, calcium oxide will be changed into by firming agent zinc oxide;
Using the mobility of hammering method inspection phosphate inorganic adhesive sand, sample mobility reaches 6.05g;In SAC paddle type mill system Make " 8 " word calibrated bolck sample on model machine some, come out of the stove after heating baking oven 23min then utilizing temperature to be 155 DEG C, gained Room temperature tensile intensity be 1.79MPa.
First group of experiment: embodiment 1, embodiment 2, embodiment 3, according to control variate method, adjusts l-61 and silicon dioxide Ratio, show that when the ratio of surfactant and silicon dioxide is 1:4, mobility is best.
Proportioning mode (weight ratio) Mobility (g) Intensity (MPa)
1:3 5.96 1.92
1:4 6.06 1.90
1:5 6.05 1.81
Second group of experiment: embodiment 1, embodiment 4, embodiment 5, according to the ratio of control variate method, l-61 and silicon dioxide Constant, change the mesh number of silicon dioxide, when silicon dioxide is 600 mesh, mobility is more preferable.
3rd group of experiment: embodiment 1, embodiment 6, embodiment 7, according to control variate method, surfactant and silicon dioxide Constant rate, surfactant select time, mobility is more preferable.
Surfactant Mobility (g) Intensity (MPa)
Alkyl polyglucoside 5.02 1.91
l‐61 6.06 1.90
MOA-9P 5.95 1.89
4th group of experiment: embodiment 1, embodiment 8, embodiment 9, according to control variate method, changes firming agent, selective oxidation When zinc is as firming agent, mobility is more preferable.
Firming agent Mobility (g) Intensity (MPa)
Magnesium oxide 6.05 1.81
Zinc oxide 6.06 1.90
Calcium oxide 6.05 1.79
Embodiment 1 is the preferred plan of the phosphate inorganic adhesive sand of preparation high fluidity, and mobility is the highest, and intensity is bigger.
The ultimate principle of the present invention has more than been shown and described.Skilled person will appreciate that of the industry, the present invention is not by above-mentioned reality Execute the principle that the present invention is simply described described in the restriction of example, above-described embodiment and description, without departing from present invention spirit and On the premise of scope, the present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention model In enclosing.The notes such as the protection domain that this application claims should be as the criterion with the content of its claim, the detailed description of the invention in description Carry the content that may be used for explaining claim.

Claims (8)

1. a phosphate inorganic adhesive sand with high fluidity, it is characterised in that include burning sand, phosphate inorganic adhesive, firming agent and additive, each constituent mass number is for burning sand 2500, phosphate inorganic adhesive 100, firming agent 8, additive 5;
Described phosphate inorganic adhesive includes aluminium hydroxide, phosphoric acid, boric acid, citric acid and water, each weight percentages of components is aluminium hydroxide 8%~12%, phosphatase 24 6%~50%, boric acid 3%~6%, citric acid 2%~4%, water 30%~34%, the degree of neutralization of described phosphate inorganic adhesive is 3.6:1~4:1, and the concentration of described phosphoric acid is 70%;
Described firming agent is magnesium oxide, aluminium oxide, zinc oxide, ferrum oxide, calcium oxide, copper oxide, single can use one, it is also possible to mixing adds multiple;
Described additive includes the solution prepared by one or more nonionic surfactant such as alkyl polyglucoside, l-61, l-62, S-80, MOA-9P, the granularity mixed with this solution is 400 mesh~the silicon dioxide of 1200 mesh, and described nonionic surfactant is 1:5~1:3 with the weight proportion of silicon dioxide.
The phosphate inorganic adhesive sand with high fluidity the most according to claim 1, it is characterised in that: described nonionic surfactant is l-61.
The phosphate inorganic adhesive sand with high fluidity the most according to claim 1, it is characterised in that: described nonionic surfactant is 1:4 with the weight proportion of silicon dioxide.
4. according to the phosphate inorganic adhesive sand with high fluidity described in claim 1 or 2 or 3, it is characterised in that: the degree of neutralization of described phosphate inorganic adhesive is 3.8:1.
5. according to the phosphate inorganic adhesive sand with high fluidity described in claim 1 or 2 or 3, it is characterised in that: each weight percentages of components of described phosphate inorganic adhesive is aluminium hydroxide 11%, phosphatase 24 9%, boric acid 4%, citric acid 3%, water 33%.
The phosphate inorganic adhesive sand with high fluidity the most according to claim 4, it is characterised in that: the granularity of described silicon dioxide is 600 mesh.
The phosphate inorganic adhesive sand with high fluidity the most according to claim 6, it is characterised in that: the making temperature of described phosphate inorganic adhesive is 110~130 DEG C.
The preparation method of the phosphate inorganic adhesive sand with high fluidity the most according to claim 1, it is characterised in that specifically comprise the following steps that
Material below all uses the metering method of mass fraction,
The first step, prepares phosphate inorganic adhesive,
First 14 parts of aluminium hydroxide and 26 parts of water are joined in container, start magnetic stirrer, heating apparatus temperature is adjusted to 120 DEG C container is heated, when temperature of liquid is 98 DEG C~100 DEG C, then adding 100 parts of concentration in container is the phosphoric acid of 70%, continue to be heated to solution clarification, now solution temperature 106 DEG C~108 DEG C, keep temperature, it is then slowly added into 8 parts of boric acid, react to solution to become and clarify, add 5 parts of citric acids, after solution secondary clearing again, heating can be stopped, close agitator, treat that solution naturally cools to room temperature, i.e. prepare phosphate inorganic adhesive;
Second step, additive preparation,
First take 1 part of nonionic surfactant l-61 wiring solution-forming, be that the silicon dioxide of 600 mesh is by additive prepared after uniformly mixing by above-mentioned solution and 4 parts of granularities;
Second step, sand processed,
First additive and 50/100 being burnt sand elder generation mix homogeneously, after mix homogeneously, gained mixture uniformly mixes with firming agent zinc oxide again, is added followed by phosphate inorganic adhesive mix homogeneously, mixes 3~4min, can shake out.
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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106734858A (en) * 2016-12-25 2017-05-31 常州梦泰照明科技有限公司 A kind of preparation method of the hard phosphate casting sand type of modified heat
CN107584069A (en) * 2017-10-31 2018-01-16 湖北工业大学 A kind of heat cure phosphate casting binder and preparation method thereof and application method
CN107931516A (en) * 2017-11-23 2018-04-20 武汉锦瑞技术有限公司 A kind of heat cure phosphate casting binder and its preparation and application method
CN108453246A (en) * 2018-05-15 2018-08-28 姜香 A kind of cast steel insulated feeder coverture and preparation method thereof
CN108580796A (en) * 2018-05-31 2018-09-28 重庆长江造型材料(集团)股份有限公司 A kind of casting inorganic binder and preparation method thereof
CN109261890A (en) * 2018-09-29 2019-01-25 共享智能铸造产业创新中心有限公司 The preparation method of ceramic core printed material and preparation method thereof and ceramic core
CN110170612A (en) * 2019-05-28 2019-08-27 湖北工业大学 A kind of method and its application method improving inorganic resin sand fluidity
KR102084323B1 (en) * 2018-08-30 2020-03-04 한국생산기술연구원 An inorganic binder for casting including phosphate, metal, and pH adjusting agent and a process for producing a mold including the binder
CN111775069A (en) * 2020-07-22 2020-10-16 太原理工大学 Honing wheel matrix coating CBN abrasive particles, binder for fixing brazing filler metal and preparation method thereof
CN113547068A (en) * 2021-08-06 2021-10-26 重庆长江造型材料(集团)股份有限公司 Binder for foundry sand and application thereof
CN114535499A (en) * 2021-12-31 2022-05-27 北京航空航天大学宁波创新研究院 Moisture absorption resistant inorganic binder powder for casting, activating liquid and using method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522548A (en) * 1946-10-03 1950-09-19 Thoger G Jungersen Method of making a phosphate gel and mold with phosphate gel binder
CN101417315A (en) * 2007-10-24 2009-04-29 大连核心铸造技术工程研究所 Phosphate binder for casting
CN101842175A (en) * 2007-10-30 2010-09-22 阿什兰-苏德舍米-克恩费斯特有限公司 Mould material mixture with flowability of improvement
CN102179471A (en) * 2011-05-18 2011-09-14 江苏大学 Inorganic casting bonding agent based on phosphate
CN102773402A (en) * 2012-08-27 2012-11-14 重庆长江造型材料(集团)有限公司 Methods for making core by using silicate inorganic binder sand
CN103302232A (en) * 2013-05-07 2013-09-18 湖北工业大学 Modified phosphate casting binder and preparation method and application thereof
CN105108043A (en) * 2015-09-09 2015-12-02 重庆大学 Phosphate adhesive sand as well as preparation method and using method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522548A (en) * 1946-10-03 1950-09-19 Thoger G Jungersen Method of making a phosphate gel and mold with phosphate gel binder
CN101417315A (en) * 2007-10-24 2009-04-29 大连核心铸造技术工程研究所 Phosphate binder for casting
CN101842175A (en) * 2007-10-30 2010-09-22 阿什兰-苏德舍米-克恩费斯特有限公司 Mould material mixture with flowability of improvement
CN102179471A (en) * 2011-05-18 2011-09-14 江苏大学 Inorganic casting bonding agent based on phosphate
CN102773402A (en) * 2012-08-27 2012-11-14 重庆长江造型材料(集团)有限公司 Methods for making core by using silicate inorganic binder sand
CN103302232A (en) * 2013-05-07 2013-09-18 湖北工业大学 Modified phosphate casting binder and preparation method and application thereof
CN105108043A (en) * 2015-09-09 2015-12-02 重庆大学 Phosphate adhesive sand as well as preparation method and using method thereof

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106734858A (en) * 2016-12-25 2017-05-31 常州梦泰照明科技有限公司 A kind of preparation method of the hard phosphate casting sand type of modified heat
CN107584069B (en) * 2017-10-31 2020-03-10 湖北工业大学 Thermosetting phosphate casting binder and preparation method and use method thereof
CN107584069A (en) * 2017-10-31 2018-01-16 湖北工业大学 A kind of heat cure phosphate casting binder and preparation method thereof and application method
CN107931516A (en) * 2017-11-23 2018-04-20 武汉锦瑞技术有限公司 A kind of heat cure phosphate casting binder and its preparation and application method
CN108453246A (en) * 2018-05-15 2018-08-28 姜香 A kind of cast steel insulated feeder coverture and preparation method thereof
CN108580796A (en) * 2018-05-31 2018-09-28 重庆长江造型材料(集团)股份有限公司 A kind of casting inorganic binder and preparation method thereof
KR102084323B1 (en) * 2018-08-30 2020-03-04 한국생산기술연구원 An inorganic binder for casting including phosphate, metal, and pH adjusting agent and a process for producing a mold including the binder
CN109261890A (en) * 2018-09-29 2019-01-25 共享智能铸造产业创新中心有限公司 The preparation method of ceramic core printed material and preparation method thereof and ceramic core
CN110170612A (en) * 2019-05-28 2019-08-27 湖北工业大学 A kind of method and its application method improving inorganic resin sand fluidity
CN111775069A (en) * 2020-07-22 2020-10-16 太原理工大学 Honing wheel matrix coating CBN abrasive particles, binder for fixing brazing filler metal and preparation method thereof
CN113547068A (en) * 2021-08-06 2021-10-26 重庆长江造型材料(集团)股份有限公司 Binder for foundry sand and application thereof
CN113547068B (en) * 2021-08-06 2023-10-20 重庆长江造型材料(集团)股份有限公司 Binder for casting molding sand and application thereof
CN114535499A (en) * 2021-12-31 2022-05-27 北京航空航天大学宁波创新研究院 Moisture absorption resistant inorganic binder powder for casting, activating liquid and using method
CN114535499B (en) * 2021-12-31 2023-06-02 北京航空航天大学宁波创新研究院 Moisture absorption resistant inorganic binder powder for casting, activating solution and using method

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