CN104924731B - A kind of combined producing tech of the flexible unleaded gamma shielding material of rolling - Google Patents
A kind of combined producing tech of the flexible unleaded gamma shielding material of rolling Download PDFInfo
- Publication number
- CN104924731B CN104924731B CN201510315075.3A CN201510315075A CN104924731B CN 104924731 B CN104924731 B CN 104924731B CN 201510315075 A CN201510315075 A CN 201510315075A CN 104924731 B CN104924731 B CN 104924731B
- Authority
- CN
- China
- Prior art keywords
- unleaded
- flexible
- shielding material
- gamma shielding
- rolling
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
Abstract
The invention discloses a kind of combined producing tech of the flexible unleaded gamma shielding material of rolling, the base fabric of the flexibility unleaded gamma shielding thin film being obtained with after calendering process is as raw material, by its surface spraying compounded rubber, fiber cloth is therewith rolled compound through roller bearing, base fabric and fiber cloth are once heating and curing process, through air-drying, solidifying, the volumeization finally by cylinder is processed, and obtains the flexible unleaded gamma shielding material of rolling；Present invention process simplifies the nuisance operation in common manufacturing processes, reduces energy resource consumption simultaneously, improves production efficiency.Additionally, through the adjustment of this kind of production technology, the product fraction defective producing the flexible unleaded gamma shielding composite fiber thin film of the rolling obtaining is significant lower, improve product quality.
Description
Technical field
The present invention relates to belonging to nuclear radiation protection and Shielding Materials for Nuclear Radiation preparing technical field, more particularly, to a kind of volume
The combined producing tech of the flexible unleaded gamma shielding material of formula.
Background technology
Play more and more important at aspects such as RADIATION PROCESSING, medical diagnosiss and national defense and military with Application of Nuclear Technology
Effect, the number of practitioner also rises therewith.But while bringing conveniently and enjoy, various rays are also in certain journey
Class also being given people on degree and brings harm, therefore, reducing occupational exposure level in all kinds of radiological operations for the practitioner it is ensured that putting
The life and health of penetrating property practitioner is particularly important.
Gamma-radiation protective material be divided into substrate and fiber two parts it is however generally that, now thin article is applied more and more wider
General, whether apply and quite popularize on the Related products such as resistance to burning protective clothing, life raft or industrial raincoat.But, core skill
The protective garment in art field is combined closely due to its base material gamma shielding thin film and fibrous material, still locates under study for action,
At present thermoplastic/thermosetting composite is directly formed with hot pressing mode, but be generally only capable of making bulk, be not suitable for producing for continuous
For thin article.
Therefore, how to improve the complex technique of base material and fibrous material, make to reach bi-material and engage each other closely,
Become lifting gamma-radiation protective material intensity, the important key of elastic performance.
Content of the invention
For above-mentioned problem, present invention aim at providing a kind of flexible unleaded gamma shielding Material cladding technique,
It can make the flexible unleaded shielding material of γ closely engage with fiber cloth, and then lifts the mechanical property of gamma shielding material, increases
The practicality of product.
In order to achieve the above object, the technical solution used in the present invention is as follows：A kind of flexible unleaded gamma shielding material of rolling
Combined producing tech, fiber cloth is therewith rolled compound by the surface spraying compounded rubber of raw material base fabric through roller bearing,
Base fabric and fiber cloth are once heating and curing processs, through air-drying, solidification, finally by the volumeization process of cylinder, are rolled up
The flexible unleaded gamma shielding material of formula, its detailed production stage comprises the following steps：
1）Glue spraying is processed：With being sprayed to the upper surface of base fabric using fluorine silicon compounded rubber on coating machine, wherein fluorine
Rubber and silicone rubber are by weight 0.05～0.15: 1 mixture forming；
2）Roll compound：By step 1）The rubber spray-coating surface of the base fabric obtaining is rolled again through the roller bearing of heating with fiber cloth
Synthesis type, completes heat treated during molding, obtains composite molding shielding material；
3）Air dry cure：Through step 2）In the composite molding shielding material that obtains air-dry through carrying out between roller and
Curing operation；
4）Reel forming：By step 3）In obtain air-dry and solidification after the shielding material of composite molding and isolating membrane join
Close winding, wherein isolating membrane is arranged on the lower surface of base fabric, obtain the flexible unleaded gamma shielding material of rolling.
The present invention passes through to calendering：Industrial sulfuration process, the table of the flexibility obtaining after process unleaded gamma shielding thin film base fabric
Face sprays fluorine silicon compounded rubber, simultaneously by fibrous material therewith through heat-treated roller bearing roll compound so that γ
Shielding material base fabric and fiber cloth are once heating and curing process；Again through air-drying so as to solidification, eventually pass through roller bearing by γ
Shielding material forms rolling.
The material of base fabric of the present invention is flexible unleaded gamma shielding thin film, and the thickness of base fabric is 0.5mm；By base fabric
The thickness of thickness and then the protective garment eventually through base fabric production for the control and weight, prevent the weight of protective garment excessive, conveniently wear
, the overall weight of the protective garment of base fabric production limiting thickness is in 5-6kg.
Step 1 of the present invention) in after spraying operation process, raw material base fabric is toasted at 80 DEG C～100 DEG C 5～
10 minutes.
Step 2 of the present invention）Operating process in, the temperature of heat treated is 50 DEG C～80 DEG C of heating-up temperature.
Step 2 of the present invention）Operating process in, the roller bearing of the roller bearing of heating is smaller than base fabric and fiber cloth
Gross thickness；The roller bearing of the present invention adopt hollow, inside is in oily heat cycles, ceaselessly adopt motor to oil heating, heat
By oily circulating transfer to roller bearing.Heating when thereby guaranteeing that roller bearing work；Between roller bearing, the range of accommodation of distance is 0.4 mm
～0.55 mm.
Fiber cloth of the present invention selects aramid fabric, knitted elastic blended cloth, one of three kinds of warp knitting cloth, fiber cloth
Thickness be 0.2mm；Certain working strength is had from guarantee final products under low quality by fiber cloth, and then is lifted
The total system of final products.
Step 3 of the present invention) air-dry and curing operation during, through hot air drying after bonding, adopt three
Ten kilowatts of super large air flow dryers, its operation temperature is 100 DEG C～140 DEG C, and the operating time is 10～15 minutes.
Isolating membrane of the present invention is polyester PET thin film, is mainly used in preventing between gamma shielding thin-film material and spool
Bonding.
It is an advantage of the current invention that：This art inventions simplifies production technology, reduces energy resource consumption simultaneously, improves life
Produce efficiency.Additionally, through the adjustment of this kind of production technology, producing the product of the flexible unleaded gamma shielding protective material of the rolling obtaining
Fraction defective is significant lower, improve product quality.The flexibility unleaded gamma shielding material made has good gamma ray shielding performance,
And there is preferable mechanical property, after tested, it has higher intensity and preferably flexible, can not only meet and disclosure satisfy that shape
Shape complexity nuclear instrument equipment perimeter defense, and gamma radiation protective garment can be made.
Brief description
Fig. 1 is a kind of flexible unleaded gamma shielding Material cladding process schematic representation.
In figure：1 fiber cloth, 2 base fabric, 3 roller bearings, 4 seperation films, 5 complex fabric cloths.
Specific embodiment
The present invention is described in further detail with specific embodiment for explanation below in conjunction with the accompanying drawings.
Embodiment 1：A kind of combined producing tech of the flexible unleaded gamma shielding material of rolling as shown in Figure 1.
1）Glue spraying is processed：Fluorubber and silicone gum rubber compounded rubber are as the adhesive glue between substrate and fiber, weight ratio
0.05∶1；Compounded rubber is coated in flexible unleaded gamma shielding thin film one side, and bakees 10 points at 80 DEG C after application
Clock.Fluorubber is sprayed on the flexibility unleaded gamma shielding film surface of 0.5 mm that early stage processes film forming.
2）Roll compound：By step（1）The described flexible unleaded gamma shielding thin film of obtained spraying and the elasticity of light weight
Big knitted elastic blended cloth, thickness is 0.2 mm, and through being heated to 80 DEG C of roller bearing, rolling axle base is 0.55 mm, grinds
Pressure composite molding, you can simultaneously complete heat treated, more conducively gamma shielding thin film and fibrous material is quickly combined, reduces technique step
Suddenly, improve production efficiency.
3）Air dry cure：Through step（2）In the gamma shielding thin film that the obtains fibrous material big with lightweight intensity be combined into
Material after type, composite membrane is placed in dry under 100 DEG C of hot blast air-dries to solidification within 15 minutes.
4）Reel forming：By step（3）In the gamma shielding material of composite molding that obtains pass through joint polyester PET thin film every
Obtain the flexible unleaded gamma shielding thin-film material of rolling from film winding.
Embodiment 2：A kind of combined producing tech of the flexible unleaded gamma shielding material of rolling as shown in Figure 1.
1）Glue spraying is processed：Fluorubber and silicone gum rubber compounded rubber are as the adhesive glue between substrate and fiber, weight ratio
0.1∶1；Compounded rubber is coated in flexible unleaded gamma shielding thin film one side, and bakees 10 points at 100 DEG C after application
Clock.Fluorubber is sprayed on the flexibility unleaded gamma shielding film surface of 0.5 mm that early stage processes film forming.
2）Roll compound：By step（1）The described flexible unleaded gamma shielding thin film of obtained spraying with through spreading all over, thickness
For 0.2 mm, through being heated to 70 DEG C of roller bearing, rolling axle base is 0.45 mm, rolls composite molding, you can complete simultaneously
Heat treated, more conducively gamma shielding thin film and fibrous material are quickly combined, and reduce processing step, improve production efficiency.
3）Air dry cure：Through step（2）In the gamma shielding thin film that the obtains fibrous material big with lightweight intensity be combined into
Material after type, composite membrane is placed in dry under 120 DEG C of hot blast air-dries to solidification within 12 minutes.
4）Reel forming：By step（3）In the gamma shielding material of composite molding that obtains pass through joint polyester PET thin film every
Obtain the flexible unleaded gamma shielding thin-film material of rolling from film winding.
Embodiment 3：A kind of combined producing tech of the flexible unleaded gamma shielding material of rolling as shown in Figure 1.
1）Glue spraying is processed：Fluorubber and silicone gum rubber compounded rubber are as the adhesive glue between substrate and fiber, weight ratio
0.15∶1；Compounded rubber is coated in flexible unleaded gamma shielding thin film one side, and bakees 5 points at 90 DEG C after application
Clock.Fluorubber is sprayed on the flexibility unleaded gamma shielding film surface of 0.5 mm that early stage processes film forming.
2）Roll compound：By step（1）The described flexible unleaded gamma shielding thin film of the obtained spraying virtue big with intensity
Synthetic fibre cloth, thickness is 0.2 mm, and through being heated to 50 DEG C of roller bearing, rolling axle base is 0.4 mm, rolls composite molding, you can
Complete heat treated, more conducively gamma shielding thin film and fibrous material is quickly combined simultaneously, reduce processing step, improve and produce effect
Rate.
3）Air dry cure：Through step（2）In the gamma shielding thin film that the obtains fibrous material big with lightweight intensity be combined into
Material after type, composite membrane is placed in dry under 150 DEG C of hot blast air-dries to solidification within 10 minutes.
4）Reel forming：By step（3）In the gamma shielding material of composite molding that obtains pass through joint polyester PET thin film every
Obtain the flexible unleaded gamma shielding thin-film material of rolling from film winding.
In the combined producing tech of two-wheel bonded type gamma shielding material of the present invention, due to by composite rolling wheel in adhesion process
Middle heating, so that only needing an air dry cure to process in production process, simplifies production technology, reduces 20% energy resource consumption,
Improve production efficiency.And through test, the gamma shielding material that this technique productions goes out has preferably flexible Yu larger intensity,
Significantly enhance gamma shielding material mechanical performance.
Embodiment 4：Under the same conditions contrast test is carried out to process conditions corresponding in embodiment 1-3, wherein contrast
The result of test is as shown in the table：（The scrim material adopting wherein in comparative example 1 is knitted elastic blended cloth, and contrasts
The scrim material that embodiment 2 adopts is aramid fabric）
Can be learnt by upper table；The selection of scrim material finally determines the physical property of final products, as finally produces
The tensile strength of product and elongation at break, simultaneously the weight of fluorubber and silicone rubber than with production process in operating temperature
Also certain impact is produced to the performance of final products, when fluorubber content is too low, the pliability of impact final products, lead to
The elongation at break of final products declines, and simultaneously when fluorubber content is excessively, then affects the tensile strength of final products, leads to
The tensile strength of product declines；Simultaneously when roller bearing temperature too low when, the time length of side in production process can be led to；And work as
Although improve speed of production when roller bearing temperature is too high, but unnecessary energy dissipation can be caused.
It should be noted that above-mentioned is only presently preferred embodiments of the present invention, not it is used for limiting the protection model of the present invention
Enclose, on the basis of above-described embodiment, done equivalents belong to protection scope of the present invention.
Claims (8)
1. a kind of flexible unleaded gamma shielding material of rolling combined producing tech it is characterised in that：Surface spray by raw material base fabric
Apply compounded rubber, fiber cloth therewith rolled through roller bearing compound, base fabric and fiber cloth are once heating and curing process,
Through air-drying, solidifying, the volumeization finally by cylinder is processed, and obtains the flexible unleaded gamma shielding material of rolling, the material of described base fabric
Expect for flexible unleaded gamma shielding thin film, its detailed production stage comprises the following steps：
1）Glue spraying is processed：Coating machine is sprayed to the upper surface of base fabric using fluorine silicon compounded rubber, wherein fluorine silicon is combined
Rubber be fluorubber and silicone rubber by weight 0.05～0.15: 1 the mixture that forms of mode；
2）Roll compound：By step 1）The rubber spray-coating surface of the base fabric obtaining is rolled through the roller bearing heating with fiber cloth and is combined into
Type, completes heat treated during molding, obtains composite molding shielding material；
3）Air dry cure：Through step 2）In the composite molding shielding material that obtains through being air-dried between roller and being solidified
Operation；
4）Reel forming：By step 3）In obtain air-dry and solidification after the shielding material of composite molding combine receipts with isolating membrane
Volume, wherein isolating membrane is arranged on the lower surface of base fabric, obtains the flexible unleaded gamma shielding material of rolling.
2. the flexible unleaded gamma shielding material of rolling according to claim 1 combined producing tech it is characterised in that：Described
The thickness of base fabric is 0.5mm.
3. the flexible unleaded gamma shielding material of rolling according to claim 1 and 2 combined producing tech it is characterised in that：
Described step 1) in after spraying operation process, raw material base fabric is toasted 5～10 minutes at 80 DEG C～100 DEG C.
4. the flexible unleaded gamma shielding material of rolling according to claim 1 combined producing tech it is characterised in that：Described
Step 2）Operating process in, the temperature of heat treated is 50 DEG C～80 DEG C.
5. the flexible unleaded gamma shielding material of rolling according to claim 1 or 4 combined producing tech it is characterised in that：
Step 2）Operating process in, the gross thickness being smaller than base fabric and fiber cloth between the roller bearing of heating and roller bearing, two rollings
Between axle, the range of accommodation of distance is 0.4 mm～0.55 mm.
6. the flexible unleaded gamma shielding material of rolling according to claim 5 combined producing tech it is characterised in that：Described
Fiber cloth select aramid fabric, knitted elastic blended cloth, one of three kinds of warp knitting cloth, the thickness of fiber cloth is 0.2mm.
7. the flexible unleaded gamma shielding material of rolling according to claim 1 combined producing tech it is characterised in that：Described
Step 3) air-dry and curing operation during, its operation temperature be 100 DEG C～140 DEG C, the operating time be 10～15
Minute.
8. the flexible unleaded gamma shielding material of rolling according to claim 1 combined producing tech it is characterised in that：Described
Isolating membrane be polyester PET thin film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510315075.3A CN104924731B (en) | 2015-06-10 | 2015-06-10 | A kind of combined producing tech of the flexible unleaded gamma shielding material of rolling |
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| CN201510315075.3A CN104924731B (en) | 2015-06-10 | 2015-06-10 | A kind of combined producing tech of the flexible unleaded gamma shielding material of rolling |
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| CN104924731B true CN104924731B (en) | 2017-03-01 |
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| CN107841878B (en) * | 2017-09-27 | 2019-10-15 | 英纳能（北京）特种材料科技有限公司 | A kind of unleaded gamma ray shielding flexible composite and preparation method thereof |
| CN107901534B (en) * | 2017-10-25 | 2020-05-01 | 云南靖创液态金属热控技术研发有限公司 | Liquid metal flexible shielding material and preparation method thereof |
| CN108675029A (en) * | 2017-12-11 | 2018-10-19 | 海宁文硕科技咨询有限公司 | A kind of compounding machine compound for umbrella cover of improvement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6841791B2 (en) * | 1998-12-07 | 2005-01-11 | Meridian Research And Development | Multiple hazard protection articles and methods for making them |
| EP2519954A1 (en) * | 2009-12-30 | 2012-11-07 | Bar-Ray Products, Inc. | A multi-layer light-weight garment material with low radiation buildup providing scattered-radiation shielding |
| RU97375U1 (en) * | 2010-04-20 | 2010-09-10 | Елена Леонидовна Смирнова | PROTECTIVE FABRIC FOR CLOTHES FOR SPECIAL PURPOSES (OPTIONS) |
| CN104021832A (en) * | 2013-03-03 | 2014-09-03 | 王悦 | X-ray protective clothing for medical radiation shielding |
| CN104575643B (en) * | 2015-01-27 | 2017-04-12 | 湖南中核无纺有限公司 | Anti-nuclear radiation composite flexible material and preparing method thereof and geomembrane containing anti-nuclear radiation composite flexible material |
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