CN108976604A - A kind of high-adhesive-strength TPO waterproof roll and preparation method thereof - Google Patents
A kind of high-adhesive-strength TPO waterproof roll and preparation method thereof Download PDFInfo
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- CN108976604A CN108976604A CN201810890950.4A CN201810890950A CN108976604A CN 108976604 A CN108976604 A CN 108976604A CN 201810890950 A CN201810890950 A CN 201810890950A CN 108976604 A CN108976604 A CN 108976604A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The present invention provides a kind of high-adhesive-strength TPO waterproof roll, raw material includes: 30-70 parts of polypropylene in parts by weight；5-30 parts of EPDM resin；10-40 parts of modified epdm resin.The present invention can enhance the polarity of waterproof roll, increase its cohesive force with adhesive, so that the building materials such as waterproof roll and concrete bond stronger, be not easy to peel off；Application range is expanded, service life is extended.Invention also provides the preparation methods of above-mentioned waterproof roll.
Description
Technical field
The present invention relates to a kind of high-adhesive-strength TPO waterproof rolls and preparation method thereof.
Background technique
Thermoplastic polyolefin (Thermoplastic ployolefin, TPO) waterproof roll has excellent physical mechanical
Intensity and water-fast ageing-resistant performance are a kind of environment-friendly type macromolecule waterproof rolls rapidly developed in recent years.Since its is excellent
Performance, be widely used as novel waterproof material at present, not only have good processability and dimensional stability, but also have compared with
High mechanical strength, puncture resistance and weatherability.Typical TPO resin is by polyolefin (such as polypropylene) and olefin copolymer
Elastomer (such as EP rubbers EPDM or EPM) is mixed by reaction kettle in-situ polymerization or melt blending is prepared；Both there is class
Hot-workability and heat-resisting quantity like the high resiliency of rubber, flexibility and weatherability, and with thermoplastic etc..
In the prior art, Chinese patent 201620658392.5 discloses a kind of waterproof roll, for the anti-of main structure
Water conservation, the waterproof roll include the first successively compound reaction sizing material, carcass and the second reaction sizing material, the second reaction glue
Material is laid with sandy gravel stratum away from the surface of the carcass.
Chinese patent 201721395071.1 discloses a kind of waterproof roll, including waterproof roll ontology, the waterproof roll
Material ontology include from top to bottom successively include clad can surface layer, upper waterproof layer, base cloth layer, lower waterproof layer and clad can bottom, it is described on
One end protrusion of waterproof layer is external in waterproof roll sheet, and opposite end is recessed inwardly identical distance, interval in the base cloth layer
Equipped with several stainless steel fibres being staggered.
Chinese patent application 201711237228.2 discloses a kind of waterproof material, by the raw material system of following parts by weight
At: 40-60 parts of pitch, 15-35 parts of aromatic naphtha, 2-4 parts of SBS, 3-5 parts of SBR, 3-5 parts of rubber powder, 3-5 parts of chlorinated paraffin, C5
5-10 parts of resin, 1-3 parts of plasticizer, 10-20 parts of light calcium, 3-5 parts of coumarone indene resin.
Chinese patent application 201710140425.6 discloses a kind of waterproof roll.The waterproof roll, including be sequentially overlapped
Corrosion protective covering, supporting layer, color treatments layer, thermal insulation layer, self-adhesive layer and the peeling layer of setting.
The defect of aforesaid way is: either polyolefin or olefin copolymer elastomer, backbone structure are in
Saturation state, the only Third monomer on elastomer side chain have a small amount of unsaturated double-bond.However, most of waterproof roll is made
Adhesive usually has good polarity and hydrophily to guarantee water resistance.Therefore, from interface characteristics between material
For energy, TPO material is low pole material, weaker with the interface cohesive force of most of adhesive material, low polarity and is difficult to
Cementability limits its application in wider scope.
Therefore, how to provide that a kind of cohesive force is stronger, not flaky waterproof roll becomes industry and needs what is solved to ask
Topic.
Summary of the invention
In view of the shortcomings of the prior art, the object of the present invention is to provide a kind of high-adhesive-strength TPO waterproof roll, bondings
Power is stronger, is not easy to peel off.
To achieve the goals above, the present invention provides a kind of high-adhesive-strength TPO waterproof roll, waterproof roll raw materials
(in parts by weight) include:
30-70 parts of polypropylene；
5-30 parts of EPDM resin；
10-40 parts of modified epdm resin.
In the present invention, each component parts by weight are preferred in waterproof roll raw material are as follows: 50 parts of polypropylene, 22 parts of EPDM resin and
20 parts of modified epdm resin.
In the present invention, EPDM (Ethylene Propylene Diene Monomer) be ethylene propylene diene rubber, be ethylene,
The copolymer of propylene and a small amount of non-conjugated diene hydrocarbon is one kind of EP rubbers.
EPDM resin one or more of can be but be not limited to polypropylene based elastomer, polyethylene based elastomers.
Modified epdm resin can be but be not limited to vinyl graft copolymer, acrylic ester grafted, maleic anhydride grafting EPDM
Resin.
It is grafted by using functional group, polarity can be enhanced, increase the interface cohesive force of waterproof roll and adhesive.
In the present invention, the dienes content in EPDM resin is 0.5-4%, and the dienes content in modified epdm resin is
8.5-9%；EPDM resin is the terpolymer of ethylene, propylene and non-conjugated diene hydrocarbon, and wherein diene-based monomer is main are as follows:
One of ethylidene norbornene (ENB), cyclopentadiene (DCPD) and 1,4- hexadiene (HD) are a variety of；Common EPDM resin
Middle dienes content be 0.5-4%, in order to guarantee modified EPDM resin have preferable grafting rate, the present invention in modification
EPDM resin is to belong to homodiene class EPDM resin, and dienes content is 8.5-9%.
In the present invention, EPDM resin can not only improve the flexibility and weatherability of waterproof roll, but also as compatilizer,
Guarantee the interfacial activity of polypropylene (nonpolarity) and modified epdm resin (polarity).
In the present invention, parts of plastics only with polypropylene, and currently used waterproof roll would generally using polypropylene and
Polyethylene；Polyethylene, which is added, can be improved toughness, but polypropylene and polyethylene compatible are poor, will affect polypropylene (nonpolarity)
With the interfacial activity of modified epdm resin (polarity), and then influence waterproof roll bonding force；Because in order to avoid compatibility change
Difference is added without polyethylene in each invention.
The present invention can enhance the polarity of waterproof roll, increase its cohesive force with adhesive, so that waterproof roll and coagulation
The building materials such as soil bond stronger, are not easy to peel off；Application range is expanded, service life is extended.
Another specific embodiment according to the present invention, waterproof roll raw material further comprise fire retardant, and parts by weight are
0.1-2 parts, on this basis further preferably 0.5 part.
In the present solution, fire retardant can be magnesium hydroxide, aluminium hydroxide, phosphorus-nitrogen-silicon composite flame-retardant agent, phosphorus flame retardant,
One of silica or more than one combination.
Another specific embodiment according to the present invention, waterproof roll raw material further comprise antioxidant and UV absorption
Agent, the sum of the two parts by weight are 0.1-3 parts, on this basis further preferably 0.5 part.
In the present solution, antioxidant can be anti-for hindered phenol anti-oxidants, aromatic amine antioxidant, phosphorous acid esters
One of oxidant or more than one combination.
Ultraviolet absorber can be salicylate class, benzophenone, benzotriazole, group-substituted acrylonitrile, triazines
One of or more than one combination.
Another specific embodiment according to the present invention, waterproof roll raw material further comprise filler, and parts by weight are
0.5-6 parts, on this basis further preferably 3 parts.
In the present solution, filler can be one of calcium carbonate, talcum powder, hydrotalcite or more than one combination；Filler
The mechanical strength of waterproof roll can be enhanced.
Another specific embodiment according to the present invention, waterproof roll raw material further comprise pigment, parts by weight 1-8
Part, further preferably 4 parts on this basis.
In the present solution, pigment can be one of titanium dioxide, carbon black, iron oxide or more than one are combined, it can basis
Color needs to select pigment.
Another specific embodiment according to the present invention, modified epdm resin include vinylsiloxane grafting EPDM resin,
Acrylic ester grafted EPDM resin and maleic anhydride are grafted EPDM resin.
In the present invention, the flexibility and weatherability of waterproof roll is not only can be improved in unmodified EPDM resin, but also can make
For compatilizer, guarantee the interfacial activity of polypropylene (nonpolarity) and modified epdm resin (polarity).
The present invention also provides a kind of preparation methods of above-mentioned waterproof roll comprising step 1: extruding pelletization and step 2:
It squeezes out and stretches；Step 1 includes:
Step S1: waterproof roll raw material is placed in high-speed mixing equipment, makes waterproof roll feed components by stirring
It is uniformly mixed；Speed of agitator is 500-2000 revs/min, and incorporation time is 20-30 minutes；
Step S2: the waterproof roll raw material after stirring is placed in double screw extruder, is squeezed out, draw operations；To
After the waterproof roll raw material pulled out is cooling, cutting is granulated, and obtained waterproof roll particle is dried；Squeezing out set temperature is
160-240℃；The revolving speed of blade is 100-500 revs/min when cutting is granulated.
In the present solution, incorporation time is too long in step S1, waterproof roll material temperature can be made excessively high, it is destructurized,
Performance decline；Therefore incorporation time is limited to 20-30 minutes.
Another specific embodiment, step 2 include: according to the present invention
Step S3: utilizing extruder, the waterproof roll particle after drying directly extruded, and is carried out using three rolling smooth rolls
Calendering；
Step S4: it through cooling, correction, trimming, cuts, wind, obtain waterproof roll；When cutting, blade rotational speed 100-
500 revs/min.
Another specific embodiment according to the present invention, in step S2, waterproof roll particle drying temperature is 60-80 DEG C, is dried
The dry time is 2h.
Another specific embodiment according to the present invention, in step S3, extrusion temperature is 160-240 DEG C.
For the cohesive force between detection waterproof roll and adhesive, thermal bonding test need to be carried out；Thermal bonding test is according to GB/
Test method described in T23457-2017 " overlaying waterproof roll " is tested；In actual use, waterproof roll passes through viscous
The building materials such as mixture and sand, cement, concrete bonding；Adhesive is EVA type hot melt adhesive pressure sensitive adhesive.
After test result shows that waterproof roll is Nian Jie with substrate (rear pouring concrete), peel strength can reach 3.5-4.5N/
Mm (non-treated), 1.3-3.1N/mm (immersion processing).
Compared with prior art, the present invention have it is following the utility model has the advantages that
The present invention can enhance the polarity of waterproof roll, increase its cohesive force with adhesive, so that waterproof roll and coagulation
The building materials such as soil bond stronger, are not easy to peel off；Application range is expanded, service life is extended.
The present invention is described in further detail below.
Specific embodiment
Embodiment 1
A kind of high-adhesive-strength TPO waterproof roll is present embodiments provided, raw material (in parts by weight) includes:
50 parts of polypropylene, 22 parts of EPDM resin, 20 parts of modified epdm resin；
0.5 part of fire retardant；Antioxidant and 0.5 part of ultraviolet absorber；
3 parts of filler；4 parts of pigment.
Wherein, EPDM resin is polypropylene based elastomer.
Modified epdm resin is acrylic ester grafted EPDM resin；It is grafted by using functional group, polarity can be enhanced,
Increase the interface cohesive force of waterproof roll and adhesive.
In EPDM resin, dienes content is 3%；In modified epdm resin, dienes content is 9%.
Fire retardant is aluminium hydroxide.
Antioxidant is phosphite antioxidant.
Ultraviolet absorber is salicylic acid esters.
Filler is talcum powder；Filler can enhance the mechanical strength of waterproof roll.
Pigment is one of titanium dioxide, carbon black, iron oxide or more than one combinations, can be needed to select face according to color
Material.
The present embodiment additionally provides a kind of preparation method of above-mentioned waterproof roll comprising:
Step 1: extruding pelletization and step 2: squeezing out and stretch.
Step 1 includes:
Step S1: waterproof roll raw material is placed in high-speed mixing equipment, makes waterproof roll feed components by stirring
It is uniformly mixed；Speed of agitator is 1000 revs/min, and incorporation time is 25 minutes；
Step S2: the waterproof roll raw material after stirring is placed in double screw extruder, is squeezed out, draw operations；To
After the waterproof roll raw material pulled out is cooling, cutting is granulated, and obtained waterproof roll particle is dried；Squeezing out set temperature is
200℃；The revolving speed of blade is 300 revs/min when cutting is granulated；Waterproof roll particle drying temperature is 70 DEG C, and drying time is
2h。。
Step 2 includes:
Step S3: utilizing extruder, the waterproof roll particle after drying directly extruded, and is carried out using three rolling smooth rolls
Calendering；Extrusion temperature is 200 DEG C；
Step S4: it through cooling, correction, trimming, cuts, wind, obtain waterproof roll；When cutting, blade rotational speed 300
Rev/min.
For the cohesive force between detection waterproof roll and adhesive, thermal bonding test need to be carried out；Thermal bonding test is according to GB/
Test method described in T23457-2017 " overlaying waterproof roll " is tested；In actual use, waterproof roll passes through viscous
The building materials such as mixture and sand, cement, concrete bonding；Adhesive is EVA type hot melt adhesive pressure sensitive adhesive.
After test result shows that waterproof roll is Nian Jie with substrate (rear pouring concrete), peel strength can reach 3.5-4.5N/
Mm (non-treated), 1.3-3.1N/mm (immersion processing).
Embodiment 2
The present embodiment the difference from embodiment 1 is that: waterproof roll raw material (in parts by weight) includes:
50 parts of polypropylene, 32 parts of EPDM resin, 10 parts of modified epdm resin；
0.5 part of fire retardant；Antioxidant and 0.5 part of ultraviolet absorber；
3 parts of filler；4 parts of pigment.
Embodiment 3
The present embodiment the difference from embodiment 1 is that: waterproof roll raw material (in parts by weight) includes:
50 parts of polypropylene, 12 parts of EPDM resin, 30 parts of modified epdm resin；
0.5 part of fire retardant；Antioxidant and 0.5 part of ultraviolet absorber；
3 parts of filler；4 parts of pigment.
Embodiment 4
The present embodiment the difference from embodiment 1 is that: modified epdm resin be vinylsiloxane grafting EPDM resin.
Embodiment 5
The present embodiment the difference from embodiment 1 is that: modified epdm resin be maleic anhydride grafting EPDM resin.
As shown in table 1, four groups of reference examples are set；Each reference examples show a kind of formula of TPO homogeneous waterproof roll, wherein
EPDM resin is the common EPDM resin of non-grafted modification.
Table 1
Table 2 is the experimental result of waterproof roll thermal bonding test in each embodiment, and table 3 is waterproof roll heat in each reference examples
The experimental result of adhesive test；As it can be seen that in the case where carrying out same treatment to concrete, the waterproof roll removing of each embodiment
Intensity is above each reference examples；Meanwhile the waterproof roll peel strength (overlap edge) of each embodiment is also above each control
Example.
As shown in Table 2, in the case where matching identical situation, the indices of embodiment 1 are better than embodiment 4 and 5, show to use
Acrylic ester grafted effect is better than vinylsiloxane and maleic anhydride；In the case where being all made of acrylic ester grafted, implement
Example 1 is better than embodiment 2 and 3, shows 50 parts of polypropylene, 22 parts of EPDM resin, 20 parts of modified epdm resin are preferably to match.
As shown in Table 3,2 effect of reference examples is optimal, it is seen that 50 parts of polypropylene, 42 parts of EPDM resin are preferably to match；It is real
It applies in example 1, modified and unmodified EPDM resin shares 42 parts, also coincide with 3 result of table.
In conclusion in the identical situation of remaining condition, 50 parts of polypropylene, 22 parts of EPDM resin, modified epdm resin
20 parts of the available best peel strength of formula.
It can be seen that being remarkably improved waterproof roll using the common EPDM resin in modified epdm resin substitution part and gluing
Cohesive force between mixture, extends application range.
Table 2
Table 3
Embodiment 6
The present embodiment the difference from embodiment 1 is that: EPDM resin be polyethylene based elastomers.
Embodiment 7
The present embodiment the difference from embodiment 1 is that: modified epdm resin be vinyl graft copolymer EPDM resin.
Embodiment 8
The present embodiment the difference from embodiment 1 is that: waterproof roll raw material be mixed after, directly stretched with extruder,
Without the process of granulation；Granulating working procedure is commonly used in fabric reinforced waterproof roll, inside accompany textile armature because anti-
The extruded velocity of water coiled material and the speed of production of fabric are inconsistent, remanufacture waterproof roll so to be first granulated.
Although the present invention is disclosed above in the preferred embodiment, it is not intended to limit the invention the range of implementation.Any
The those of ordinary skill in field is not departing from invention scope of the invention, improves when can make a little, i.e., all according to this hair
Bright done same improvement, should be the scope of the present invention and is covered.
Claims (10)
1. a kind of high-adhesive-strength TPO waterproof roll, wherein the waterproof roll raw material includes: in parts by weight
30-70 parts of polypropylene；
5-30 parts of EPDM resin；
10-40 parts of modified epdm resin.
2. waterproof roll as described in claim 1, wherein the waterproof roll raw material further comprises fire retardant, weight
Number is 0.1-2 parts.
3. waterproof roll as described in claim 1, wherein the waterproof roll raw material further comprises antioxidant and ultraviolet
Absorbent, the sum of the two parts by weight are 0.1-3 parts.
4. waterproof roll as described in claim 1, wherein the waterproof roll raw material further comprises filler, parts by weight
Number is 0.5-6 parts.
5. waterproof roll as described in claim 1, wherein the waterproof roll raw material further comprises pigment, parts by weight
Number is 1-8 parts.
6. waterproof roll as described in claim 1, wherein the modified epdm resin is that vinylsiloxane is grafted EPDM tree
Rouge, acrylic ester grafted EPDM resin or maleic anhydride are grafted EPDM resin.
7. a kind of preparation method of the waterproof roll as described in one of claim 1-6, wherein the preparation method includes step 1:
Extruding pelletization and step 2: it squeezes out and stretches；The step 1 includes:
Step S1: the waterproof roll raw material is placed in high-speed mixing equipment, keeps the waterproof roll raw material each by stirring
Component is uniformly mixed；
Step S2: the waterproof roll raw material after stirring is placed in double screw extruder, is squeezed out, draw operations；To
After the waterproof roll raw material pulled out is cooling, cutting is granulated, and obtained waterproof roll particle is dried.
8. preparation method as claimed in claim 7, wherein the step 2 includes:
Step S3: utilizing extruder, the waterproof roll particle after drying directly extruded, and is carried out using three rolling smooth rolls
Calendering；
Step S4: it through cooling, correction, trimming, cuts, wind, obtain the waterproof roll.
9. preparation method as claimed in claim 7, wherein in the step S2, the waterproof roll particle drying temperature is
60-80 DEG C, drying time 2h.
10. preparation method as claimed in claim 8, wherein in the step S3, extrusion temperature is 160-240 DEG C.
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| CN201810890950.4A CN108976604A (en) | 2018-08-07 | 2018-08-07 | A kind of high-adhesive-strength TPO waterproof roll and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044949A (en) * | 2021-12-15 | 2022-02-15 | 云南欣城防水科技有限公司 | Flame-retardant TPO waterproof coiled material and preparation process thereof |
| CN114456486A (en) * | 2021-06-25 | 2022-05-10 | 山东强华防水科技有限公司 | Polymer waterproof coiled material with heat insulation effect and preparation method thereof |
| EP4172222A4 (en) * | 2020-06-30 | 2024-02-28 | Carlisle Construction Materials, LLC | Compositions and methods for making epdm rubber sheeting |
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| CN104629659A (en) * | 2015-02-13 | 2015-05-20 | 宁波华高科防水技术有限公司 | Ethylene propylene diene monomer self-adhesive waterproof roll |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4172222A4 (en) * | 2020-06-30 | 2024-02-28 | Carlisle Construction Materials, LLC | Compositions and methods for making epdm rubber sheeting |
| US11958963B2 (en) | 2020-06-30 | 2024-04-16 | Carlisle Construction Materials, LLC | Compositions and methods for making EPDM rubber sheeting |
| CN114456486A (en) * | 2021-06-25 | 2022-05-10 | 山东强华防水科技有限公司 | Polymer waterproof coiled material with heat insulation effect and preparation method thereof |
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