CN100588689C - Radiation-resisting composite dope - Google Patents
Radiation-resisting composite dope Download PDFInfo
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- CN100588689C CN100588689C CN200810059866A CN200810059866A CN100588689C CN 100588689 C CN100588689 C CN 100588689C CN 200810059866 A CN200810059866 A CN 200810059866A CN 200810059866 A CN200810059866 A CN 200810059866A CN 100588689 C CN100588689 C CN 100588689C
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Abstract
The invention belongs to the inorganic non-metallic material field, disclosing a radiation proof composite paint formulation. The radiation proof composite paint of the invention is formed by the following compositions, 15-25wt% ferric oxide whose grain size is 0.1mm-1.3mm, 2.7-8wt% tungsten ore powder whose grain size is 0.1mm-0.3mm, 4-10wt% rectorite ore whose grain size is 100-200 mesh, 40-50wt% barium sulfate whose grain size is 0.1mm-2.0mm, 0.7-1.3wt% ferric sulfate whose grain size is 1.0mm-1.5mm, 20-50wt% cement and 0.5-0.9wt% borax. The radiation proof composite paint of the inventionhas the advantages of environmental protection, convenient construction and firm bonding.
Description
Technical field
The invention belongs to field of inorganic nonmetallic material, specifically be meant a kind of coating.
Background technology
What generally use in the market is barium cement protective coating, and this coating formula should not be grasped, and occurs be full of cracks easily, comes off poor durability.Adopt the stereotype protection in addition in addition, but its constructional difficulties, matter is soft, and is poisonous, time long easily reproduction creep, and can cause scattered ray.
Summary of the invention
At the technological deficiency that the above-mentioned background technology exists, the invention provides the radiation shielding coating of a kind of both environmental protection and easy construction.The technical solution used in the present invention is as follows: a kind of radiation-resisting composite dope, and by ferric oxide, the tungsten ore powder, tired drag stone ore, barium sulfate, various heavy compound such as ferric sulfate with cohere cured article and mix, wherein ferric oxide accounts for 15-25wt%, and granularity is 0.1mm-1.3mm; The tungsten ore powder accounts for 2.7-8wt%, and granularity is 0.1mm-0.3mm, and the rectorite leng ore deposit accounts for 4-10wt%, and granularity is the 100-200 order; Barium sulfate accounts for 40-50wt%, and granularity is 0.1mm-2.0mm; Ferric sulfate accounts for 0.7-1.3wt%, and granularity is 1.0mm-1.5mm; Cement accounts for 20-25wt%; Borax accounts for 0.5-0.9wt%.
A kind of radiation-resisting composite dope of the present invention, ferric oxide accounts for 22-25wt%, and granularity is 0.1mm-1.3mm; The tungsten ore powder accounts for 2.7-4wt%, and granularity is 0.1mm-0.3mm; The rectorite leng ore deposit accounts for 4-6wt%, and granularity is the 100-200 order; Barium sulfate accounts for 45-50wt%, and granularity is 0.1mm-2.0mm; Ferric sulfate accounts for 0.7-1wt%, and granularity is 1.0mm-1.5mm; Cement accounts for 22.5-25wt%; Borax accounts for 0.5-0.6wt%.
A kind of radiation-resisting composite dope of the present invention, ferric oxide accounts for 15-18wt%, and granularity is 0.1mm-1.3mm; The tungsten ore powder accounts for 6-8wt%, and granularity is 0.1mm-0.3mm; The rectorite leng ore deposit accounts for 8-10wt%, and granularity is the 100-200 order; Barium sulfate accounts for 40-44wt%, and granularity is 0.1mm-2.0mm; Ferric sulfate accounts for 1.1-1.3wt%, and granularity is 1.0mm-1.5mm; Cement accounts for 20-22wt%; Borax accounts for 0.8-0.9wt%.
Tungsten ore powder in a kind of radiation-resisting composite dope of the present invention can adopt wolframite.
Rectorite leng ore deposit rectorite leng content>42% in a kind of radiation-resisting composite dope of the present invention.
Cement can be limestone portland cement in a kind of radiation-resisting composite dope of the present invention.
The present invention has following advantage:
1) non-plumbous material, no Lead contamination and other harm.
2) protective thickness is 8: 1 with the ratio of stereotype protection effect, and protection effect is better.
3) can directly apply to the brick wall face, different matrix surface application such as concrete metope, not limiting thickness.
4) easy construction, surfacing, the bonding jail is solidified the rear surface and also can be reached safety precaution and the unification of beautifying the environment coated with decorative material for internal wall.
Embodiment
Embodiment 1:
Adopt prescription as follows:
One, ferric oxide 200kg, granularity 0.1mm-1.3mm.Because its molten acidity and barium sulfate (barite) have good chemosynthesis.
Two, wolframite 80kg, granularity 0.1mm-0.3mm, hardness 5-5.5, proportion 7.1-7.5.Radioactive substance there is excellent shielding effect.
Three, rectorite leng ore deposit 100kg, mineral be based on rectorite leng, granularity 100-200 order, and rectorite leng content>42%, rectorite leng have high temperature resistant characteristics, and the refractoriness of rectorite leng reaches 1660 ℃, and gamma-rays is had stronger sorption.
Four, barium sulfate (barite) 500kg, granularity 0.1mm-2.0mm, barite should meet the JGJ53-92 standard, performance density 〉=3.79t/m
3, aerated density 〉=2.08t/m
3, barium content 〉=more than 80%.X ray there is more intense sorption.
Five, ferric sulfate 15kg, granularity 1.0mm-1.5mm is as catalyzer.
Six, cement 250kg is as cakingagent.
Seven, borax 10kg, boiling point: 1575 ℃, fusing point: 320 ℃, proportion 1.73 has the slowing down effect to neutron.
To stir successively when above-mentioned seven kinds of materials are stirred by proportioning, both stir according to the order of putting into ferric oxide, tungsten minerals, rectorite leng, barium sulfate, ferric sulfate, cement, borax successively.The coating of making for said ratio during practice of construction adopts the mode of smearing to construct.Amount of water looks the body of wall wetness and construction environment is done appropriateness adjustment, and generally adding water is 120ML/kg.The coating that stirring is made detects, and its physicals is as described in the following table:
Data/project (h) | Set time (h) | Best curing time (Mpa) | Ultimate compression strength (Mpa) | Folding strength (Mpa) | Cohesive strength (Mpa) | Tensile strength |
Data | 6 | 17 | 11 | 2.85 | 0.4 | 0.35 |
The coating that above-mentioned prescription is made, make the sample of 138mm*101mm*31mm, carry out the X-ray protection material shielding performance and measure, detecting foundation is the mensuration (GBZ/T147-2002) of X-ray protection material fade performance, key instrument equipment and numbering: NE2550 secondary standard dosemeter J-067; DCI8500 precision current totalizing instrument TK30 ionization chamber J-102.Its detected result is as follows:
Protective value: 3.18mmPb (120kv 2.5mmAl)
Expanded uncertainty: 6.0% (k=3)
Embodiment 2:
Adopt prescription as follows:
One, ferric oxide 250kg, granularity 0.1mm-1.3mm.Because its molten acidity and barium sulfate (barite) have good chemosynthesis.
Two, wolframite, (FeMn) WO4,30kg.Granularity 0.1mm-0.3mm.Hardness 5-5.5, proportion 7.1-7.5.Radioactive substance there is excellent shielding effect.Because of its have corrosion-resistant, but not with hydrochlorate or the sulfuric acid excessive chemical combination of characteristic balance barium sulfate and ferric sulfate and ferric oxide, rectorite leng such as work.
Three, rectorite leng ore deposit 60kg, granularity 100-200 order, mineral are based on rectorite leng, and content>42%, rectorite leng have high temperature resistant characteristics, and the refractoriness of rectorite leng reaches 1660 ℃; Gamma-rays there is stronger sorption.
Four, barium sulfate (barite) 500kg, granularity 0.1mm-2.0mm, barite should meet the JGJ53-92 standard, performance density 〉=3.79t/m
3, aerated density 〉=2.08t/m
3, barium content 〉=80% above (barium sulfate).X ray there is more intense sorption.
Five, ferric sulfate 8kg, granularity 1.0mm-1.5mm can do katalysis.
Six, cement 250kg is as cakingagent.
Seven, borax is 5 kilograms, and proportion 1.73 has the slowing down effect to neutron.
To stir successively when above-mentioned seven kinds of materials are stirred by proportioning, both stir according to the order of ferric oxide, tungsten ore powder, rectorite leng, barium sulfate, ferric sulfate, cement, borax successively.And the general ramming mode that adopts during practice of construction, its amount of water is looked the body of wall wetness and construction environment is done appropriateness adjustment, and generally adding water is 200ML/kg.The above-mentioned coating that makes detects its physicals as described in the following table:
Data/project (h) | Set time (h) | Best curing time (Mpa) | Ultimate compression strength (Mpa) | Folding strength (Mpa) | Cohesive strength (Mpa) | Tensile strength |
Data | 6 | 24 | 13.5 | 2.80 | 0.6 | 0.45 |
The coating that above-mentioned prescription is made, make the sample of 138mm*101mm*37mm, carry out the X-ray protection material shielding performance and measure, detecting foundation is the mensuration (GBZ/T147-2002) of X-ray protection material fade performance, key instrument equipment and numbering: NE2550 secondary standard dosemeter J-067; DCI8500 precision current totalizing instrument TK30 ionization chamber J-102.Its detected result is as follows:
Protective value: 3.45mmPb (120kv 2.5mmAl)
Expanded uncertainty: 6.0% (k=3).
Claims (6)
1, a kind of radiation-resisting composite dope is characterized in that: by ferric oxide, the tungsten ore powder, the rectorite leng ore deposit, barium sulfate, ferric sulfate various heavy compound with cohere cured article and mix, wherein ferric oxide accounts for 15-25wt%, granularity is 0.1mm-1.3mm; The tungsten ore powder accounts for 2.7-8wt%, and granularity is 0.1mm-0.3mm; The rectorite leng ore deposit accounts for 4-10wt%, and granularity is the 100-200 order; Barium sulfate accounts for 40-50wt%, and granularity is 0.1mm-2.0mm; Ferric sulfate accounts for 0.7-1.3wt%, and granularity is 1.0mm-1.5mm; Cement accounts for 20-25wt%; Borax accounts for 0.5-C.9wt%.
2, a kind of radiation-resisting composite dope as claimed in claim 1, it is characterized in that: wherein ferric oxide accounts for 22-25wt%, and granularity is 0.1mm-1.3mm; The tungsten ore powder accounts for 2.7-4wt%, and granularity is 0.1mm-0.3mm; The rectorite leng ore deposit accounts for 4-6wt%, and granularity is the 100-200 order; Barium sulfate accounts for 45-50wt%, and granularity is 0.1mm-2.0mm; Ferric sulfate accounts for 0.7-1wt%, and granularity is 1.0mm-1.5mm; Cement accounts for 22.5-25wt%; Borax accounts for 0.5-0.6wt%.
3, a kind of radiation-resisting composite dope as claimed in claim 1, it is characterized in that: wherein ferric oxide accounts for 15-18wt%, and granularity is 0.1mm-1.3mm; The tungsten ore powder accounts for 6-8wt%, and granularity is 0.1mm-0.3mm; The rectorite leng ore deposit accounts for 8-10wt%, and granularity is the 100-200 order; Barium sulfate accounts for 40-44wt%, and granularity is 0.1mm-2.0mm; Ferric sulfate accounts for 11-1.3wt%, and granularity is 1.0mm-1.5mm; Cement accounts for 20-22wt%; Borax accounts for 0.8-0.9wt%.
4, a kind of radiation-resisting composite dope as claimed in claim 1 is characterized in that: described tungsten ore powder is a wolframite.
5, a kind of radiation-resisting composite dope as claimed in claim 1 is characterized in that: described rectorite leng ore deposit rectorite leng content>42%.
6, a kind of radiation-resisting composite dope as claimed in claim 1 is characterized in that: described cement is limestone portland cement.
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CN200810059866A CN100588689C (en) | 2008-02-22 | 2008-02-22 | Radiation-resisting composite dope |
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CN200810059866A CN100588689C (en) | 2008-02-22 | 2008-02-22 | Radiation-resisting composite dope |
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CN101235228A CN101235228A (en) | 2008-08-06 |
CN100588689C true CN100588689C (en) | 2010-02-10 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102977616B (en) * | 2012-09-29 | 2015-10-21 | 北京东方雨虹防水技术股份有限公司 | Anti-nuclear radiation waterproof roll and preparation method thereof |
CN103280249A (en) * | 2013-06-09 | 2013-09-04 | 湖南省科辉墙材有限公司 | Nuclear-radiation-preventing coal gangue composite thermal-insulation building block and production method thereof |
CN105669118B (en) * | 2015-12-31 | 2017-11-03 | 浙江建安检测研究院有限公司 | A kind of radiation shielding coating |
CN105731915A (en) * | 2016-01-29 | 2016-07-06 | 浙江开城环境工程有限公司 | GF-3 anti-radiation coating |
CN105719713A (en) * | 2016-03-02 | 2016-06-29 | 无锡市鑫盾辐射防护器材有限公司 | Novel antiradiation coating |
CN110358331A (en) * | 2019-07-19 | 2019-10-22 | 浙江开城环境工程有限公司 | A kind of seamless masonry brick of environment-friendly type ionization radiation protection |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1093383A (en) * | 1994-04-23 | 1994-10-12 | 华中理工大学 | Metal type coating series |
CN1195679A (en) * | 1997-04-10 | 1998-10-14 | 丛善本 | Radiation-screening coating material |
CN1243050A (en) * | 1999-01-18 | 2000-02-02 | 华中理工大学 | Metal type heat-insulation coating |
EP1201778A2 (en) * | 2000-10-30 | 2002-05-02 | United Technologies Corporation | Low density oxidation resistant superalloy materials capable of thermal barrier coating retention without a bond coat |
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- 2008-02-22 CN CN200810059866A patent/CN100588689C/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1093383A (en) * | 1994-04-23 | 1994-10-12 | 华中理工大学 | Metal type coating series |
CN1195679A (en) * | 1997-04-10 | 1998-10-14 | 丛善本 | Radiation-screening coating material |
CN1243050A (en) * | 1999-01-18 | 2000-02-02 | 华中理工大学 | Metal type heat-insulation coating |
EP1201778A2 (en) * | 2000-10-30 | 2002-05-02 | United Technologies Corporation | Low density oxidation resistant superalloy materials capable of thermal barrier coating retention without a bond coat |
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