CN105150650A - Long-service life and high-viscosity building material self-adhered protective film - Google Patents
Long-service life and high-viscosity building material self-adhered protective film Download PDFInfo
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- CN105150650A CN105150650A CN201510665232.3A CN201510665232A CN105150650A CN 105150650 A CN105150650 A CN 105150650A CN 201510665232 A CN201510665232 A CN 201510665232A CN 105150650 A CN105150650 A CN 105150650A
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
-
- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/54—Yield strength; Tensile strength
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
Abstract
The invention relates to a long-service life and high-viscosity building material self-adhered protective film. The long-service life and high-viscosity building material self-adhered protective film comprises a surface layer, an interlayer and an internal layer, wherein the surface layer comprises the following components in parts by weight: 100 parts of polyethylene, 2-4 parts of magnesium stearate, 1-2 parts of an antioxidant 1010, 1-3 parts of butyl p-hydroxybenzoate and 1-2 parts of microcrystalline wax; the interlayer comprises the following components in parts by weight: 100 parts of polyethylene, 1-3 parts of barium stearate, 1-2 parts of p-tert-butylphenol, 1-2 parts of tributyl citrate and 0.5-1 part of titanium dioxide; the internal layer comprises the following components in parts by weight: 100 parts of POE(polyolyaltha olfin), 2-4 parts of C9 petroleum resin, 3-5 parts of terpene resin, 1-2 parts of polyethylene wax, 0.5-1 part of ethylene bis stearamide and 10-15 parts of ethylene-propylene polymer. The formula is mild and free of residue, the compatibility among the three layers of structures is good, and the long-service life and high-viscosity building material self-adhered protective film is excellent in anti-tensile strength, anti-puncture strength, weather resistance, decay resistance and scratch resistance, and can maintain relatively high bonding strength and anti-stripping capacity for a long time.
Description
Technical field
The present invention relates to a kind of three-layer co-extruded self-adhesive film, particularly relate to a kind of high life high viscosity building materials adhesive protecting film.
Background technology
It just looks like only have a Rotating fields that three-layer co-extruded self-adhesive film visually sees, but in fact it is combined with each other by three-decker and is formed, three runners are had in front at the film of three-layer co-extrusion tape casting machine, formula material containing different component in three runners, arrival film mouth blown crowded in three-decker be combined with each other, the self-adhesive film finally prepared is exactly the hyaline membrane that profile seems that one deck is three layers actually.
Being of wide application of this self-adhesive film, such as, be just covered with this adhesive protecting film on the glass curtain wall of a lot of high building, and it can service life of available protecting external wall.But, want the film of three kinds of different materials to be combined into the structure seeming one deck, not a duck soup.Except relating to technique, the formula of trilaminate material is also vital, if the compatibility between formula exists a defect, all produces impact greatly by the performance of this self-adhesive film.For many years, this formula mostly monopolize by overseas enterprise, the research of China is started late, and in performance indications and cost control, all there is no small gap with world-class level.
Summary of the invention
For above-mentioned technological deficiency, the object of the present invention is to provide a kind of high life high viscosity building materials adhesive protecting film.
Technical scheme of the present invention is summarized as follows:
A kind of high life high viscosity building materials adhesive protecting film, it comprises top layer, intermediate layer and internal layer, and wherein, described top layer comprises the material of following weight portion:
Described intermediate layer comprises the material of following weight portion:
Described internal layer comprises the material of following weight portion:
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, in described top layer, poly number-average molecular weight is 10000 ~ 15000g/mol.
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, in described intermediate layer, poly number-average molecular weight is 20000 ~ 25000g/mol.
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, in described ethylene-propylene copolymer, ethylene contents is 55 ~ 60wt%.
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, the number-average molecular weight of described ethylene-propylene copolymer is 9000 ~ 10000g/mol.
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, in described polyethylene octene elastomer, the content of octene is 15wt% ~ 18wt%.
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, the number-average molecular weight of described polyethylene octene elastomer is 5000 ~ 6000g/mol.
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, described top layer also comprises the boron oxide of 0.4 ~ 0.5 weight portion.
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, described intermediate layer also comprises the butyl valerate of 2 ~ 3 weight portions.
Preferably, described high life high viscosity building materials adhesive protecting film, wherein, described intermediate layer also comprises 2,4,6-trimethylbenzoic acid formamides of 1 ~ 2 weight portion.
The invention has the beneficial effects as follows: the obtained adhesive protecting film formula of this case is gentle, do not stimulate, noresidue; Synergistic between three-decker is strong; compatibility is good; there is excellent horizontal tensile strength, longitudinal tensile strength and punctured resistance; and; due to the interpolation that trace is material modified; adhesive protecting film is possessed outstanding weatherability, rotproofness and anti-scratch performance, can keep higher adhesion strength and anti-strip ability for a long time.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
This case proposes the high life high viscosity building materials adhesive protecting film of an embodiment, and it comprises top layer, intermediate layer and internal layer, and wherein, top layer comprises the material of following weight portion:
The effect of dolomol is stabilizing agent and lubricant, and it is compared to calcium stearate, is more applicable for polyethylene system; Antioxidant 1010 formal name used at school is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, be a kind of low toxicity antioxidant, the compatibility in polyethylene system is strong, can not produce rejection with other additives and separate out from system; Microwax is for improving the weather resistance on top layer, and it is also a kind of glazing agent simultaneously, for the brightness providing top layer certain.Butyl p-hydroxybenzoate plays ultra-violet stabilizer in this formula, it can form hydrogen bond action with antioxidant 1010, and be combined with antioxidant 1010 in polyethylene system by this hydrogen bond and obtain more stable dispersion effect, dispersion effect after this combination can contribute to the ageing resistace improving top layer, and common ultra-violet stabilizer toxicity is large, synergistic effect is not had with other compositions such as antioxidant yet, compatibility in formula is not ideal, and the impact brought thus is the decline of tensile strength and punctured resistance.But the ethyl-para-hydroxybenzoate similar to butyl p-hydroxybenzoate structure, septichen butyl ester, P-methoxybenzoic acid butyl ester etc. then do not have this modified effect or modified effect not obvious.
Intermediate layer comprises the material of following weight portion:
The effect of p-t-butyl phenol is anti-oxidant, the important role in intermediate layer, it is connecting layer, needs the matching degree taking into account top layer and internal layer, therefore, larger to the design difficulty of Interlayer Formulation, slightly deviation, will cause three-decker self-adhesive film produce differentiation, can identify by naked eyes, further, can impact horizontal, longitudinal tensile strength of film and punctured resistance.The advantage of p-t-butyl phenol is its strong adaptability, compatibility is comparatively gentle, with bringing rejection to whole formula herein, and according to the phenols oxidant of routine, as antioxidant 1010 etc., then can cause the discomfort of system, especially can produce certain rejection with barium stearate, the decline showing as transverse direction, longitudinal tensile strength and punctured resistance specifically in parameter.ATBC is here a kind of light stabilizer, for improving the stability of self-adhesive film under strong illumination.Titanium dioxide effect is here not colouring agent, but improves the cracking resistance of intermediate layer under solar radiation, fastness, anti-stretching, extension and acid-proof alkaline.
Internal layer comprises the material of following weight portion:
Internal layer mainly provides adhesive property, but based on the feature of three-layer extrusion film, the formula of internal layer also needs to match with entirety.Ethylene bis stearamide is a kind of inner lubrication prescription, for improving the flow rate of melt, improves demoulding and fineness.Ethylene-propylene copolymer is used for the height of regulation system viscosity, but the original intention of this adjustment is to enable interior coating systems want to mate with other two individual system, therefore, ethylene-propylene copolymer viscosity regulating action has here been actually done by the compatibility issue in order to system accommodation, but this regulatory function is the proprietary feature of ethylene-propylene copolymer, other single polymer or the copolymer be made up of other materials then do not have the effect of this effect or adjustment desirable not enough.Certainly, the copolymerization type of ethylene-propylene copolymer then need not be restricted, and random copolymerization is good, and block copolymerization also can.The preparation method of ethylene-propylene copolymer then belongs to prior art, and this case does not repeat them here.
As another embodiment of this case, wherein, in top layer, poly number-average molecular weight is all preferably 10000 ~ 15000g/mol.
As another embodiment of this case, wherein, in intermediate layer, poly number-average molecular weight is preferably 20000 ~ 25000g/mol.
As another embodiment of this case, wherein, in ethylene-propylene copolymer, ethylene contents is 55 ~ 60wt%.Certainly, for the pursuit of the best bond effect to this self-adhesive film, the content of ethene still should be subject to some restrictions, research surface, ethylene contents is within the scope of 55 ~ 60wt%, internal layer not only can be made to obtain optimum adhesive property, and the consistency problem in internal layer and intermediate layer can also be taken into account, effectively ensure that the performance of film is unaffected.In addition, ethylene contents controls within the scope of 55 ~ 60wt%, can also ensure that ethylene-propylene copolymer and polyethylene octene elastomer (POE) have good compatibility and dispersing uniformity.
As another embodiment of this case, wherein, the number-average molecular weight of ethylene-propylene copolymer is preferably 9000 ~ 10000g/mol.
As another embodiment of this case, wherein, in polyethylene octene elastomer, the content of octene is 15wt% ~ 18wt%.In current POE on the market, octene content is all between 20wt% ~ 30wt%, but experiment finds that this existing POE proportioning is not the system being specially adapted to this case, it can not carry out perfection with this case additive therefor and merge, therefore the content of octene has been carried out some downwards by this case breakthroughly, while sacrificing partial cohesive and impact resistance, take into account the harmony of whole formula, make this formula when die head is extruded, good Forming Quality can be produced, simultaneously also unexpected obtain significantly improving in heatproof air aging performance.But octene also has its value place, therefore its content can not be lowered too much, and generally speaking the content of octene should be limited in above-mentioned scope.
As another embodiment of this case, wherein, the number-average molecular weight of polyethylene octene elastomer is preferably 5000 ~ 6000g/mol.
As another embodiment of this case, wherein, top layer also comprises the boron oxide of 0.4 ~ 0.5 weight portion.Boron oxide is used for the collaborative weatherability improving top layer, it can by increasing its stably dispersing degree in system with butyl p-hydroxybenzoate with the form of duplet coordination, it can produce synergistic effect with butyl p-hydroxybenzoate simultaneously, improves the anti-aging and decay resistance on top layer further.
As another embodiment of this case, wherein, intermediate layer also comprises the butyl valerate of 2 ~ 3 weight portions.The effect of butyl valerate is the bond strength improving intermediate layer and top layer and internal layer, does not then have this modified function with the butyl butyrate, methyl valerate, ethyl valerate etc. of similar; Meanwhile, butyl valerate can improve the compatibility with top layer, internal layer, effectively can improve horizontal, longitudinal tensile strength and the punctured resistance of self-adhesive film.
As another embodiment of this case, wherein, intermediate layer also comprises 2,4,6-trimethylbenzoic acid formamides of 1 ~ 2 weight portion.Due to the specific position in intermediate layer, therefore, the bonding stability in intermediate layer seems and is even more important, otherwise, if the structural strength in intermediate layer is not high, then will have a strong impact on the service life of film.Therefore, 2,4, the effect of 6-trimethylbenzoic acid formamide is exactly under can maintaining and making self-adhesive film appear to be the prerequisite of a Rotating fields, increases the adhesion strength with top layer and internal layer, certainly, this is under the prerequisite coexisted with butyl valerate, if there is no butyl valerate, then and 2,4, the effect of 6-trimethylbenzoic acid formamide will be had a greatly reduced quality, therefore, and 2,4,6-trimethylbenzoic acid formamide can produce cooperative effect with butyl valerate.The most visualize that adhesion strength improves is exactly horizontal, longitudinal tensile strength of self-adhesive film and the rising of punctured resistance.
Top layer, the formula of intermediate layer and internal layer should be regarded as an organic whole, although there is three-decker in the film prepared, but in fact naked eyes are not seen, what visually see is a Rotating fields, therefore this is just to the higher requirement that the matching degree of the formula of three-decker proposes, in formula, the change of arbitrary element all will cause this matching degree to decline, certainly, for the formula that some are ideal, composition wherein can be allowed to there is certain floating space, but this floating space is little, and the formula combination that matching degree is larger, wherein the floating space of composition is less, after all, matching degree will directly decide physical property and the machining property of film, this is one of very important factor.
Adopt this case formula to prepare the Measures compare of adhesive protecting film common, adopt commercially available three-layer co-extrusion tape casting machine all can, because this case does not relate to the improvement of preparation technology, therefore only material in formula need be joined in corresponding equipment and can start preparation.
Properties of product method of testing:
1) weatherability test: the diaphragm obtained according to any embodiment or comparative example to be placed under the medical uviol lamp of 30W Continuous irradiation 100 hours; take out subsequently; if diaphragm without aging, sclerosis and shrinkage phenomenon; and do not turn to be yellow in surface; then discriminating test result is " qualified ", otherwise is " defective ".
2) corrosion-resistant test: the diaphragm obtained according to any embodiment or comparative example is tested successively as follows:
A) be placed in the 5wt%NaOH aqueous solution and soak 100 hours, taking-up is dried;
B) be placed in the 5wt%HCl aqueous solution again to soak 100 hours, taking-up is dried;
C) be placed in the 5wt%NaCl aqueous solution again to soak 100 hours, taking-up is dried;
D) be placed in 5 ~ 10wt% ethanol water again to soak 100 hours, taking-up is dried;
Through above 4 test after, if diaphragm surface for occur foamings, distortion, variable color, soften,
Sclerosis and aging phenomenon, then judge that this test result is as " qualified ", otherwise be " defective ".
Following table lists concrete composition and the performance parameter thereof of different embodiment:
Following table lists concrete composition and the performance parameter thereof of different comparative example:
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details.
Claims (10)
1. a high life high viscosity building materials adhesive protecting film, it comprises top layer, intermediate layer and internal layer, and wherein, described top layer comprises the material of following weight portion:
Described intermediate layer comprises the material of following weight portion:
Described internal layer comprises the material of following weight portion:
2. high life high viscosity building materials adhesive protecting film according to claim 1, is characterized in that, in described top layer, poly number-average molecular weight is 10000 ~ 15000g/mol.
3. high life high viscosity building materials adhesive protecting film according to claim 1, is characterized in that, in described intermediate layer, poly number-average molecular weight is 20000 ~ 25000g/mol.
4. high life high viscosity building materials adhesive protecting film according to claim 1, is characterized in that, in described ethylene-propylene copolymer, ethylene contents is 55 ~ 60wt%.
5. high life high viscosity building materials adhesive protecting film according to claim 4, is characterized in that, the number-average molecular weight of described ethylene-propylene copolymer is 9000 ~ 10000g/mol.
6. high life high viscosity building materials adhesive protecting film according to claim 1, is characterized in that, in described polyethylene octene elastomer, the content of octene is 15wt% ~ 18wt%.
7. high life high viscosity building materials adhesive protecting film according to claim 6, is characterized in that, the number-average molecular weight of described polyethylene octene elastomer is 5000 ~ 6000g/mol.
8. high life high viscosity building materials adhesive protecting film according to claim 1, it is characterized in that, described top layer also comprises the boron oxide of 0.4 ~ 0.5 weight portion.
9. high life high viscosity building materials adhesive protecting film according to claim 1, it is characterized in that, described intermediate layer also comprises the butyl valerate of 2 ~ 3 weight portions.
10. high life high viscosity building materials adhesive protecting film according to claim 9, is characterized in that, described intermediate layer also comprises 2,4,6-trimethylbenzoic acid formamides of 1 ~ 2 weight portion.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510665232.3A CN105150650B (en) | 2015-10-15 | 2015-10-15 | Long-service life and high-viscosity building material self-adhered protective film |
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| CN201510665232.3A CN105150650B (en) | 2015-10-15 | 2015-10-15 | Long-service life and high-viscosity building material self-adhered protective film |
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| CN105150650B CN105150650B (en) | 2017-05-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111284099A (en) * | 2020-03-24 | 2020-06-16 | 佛山市顺元塑胶制品有限公司 | PE self-adhesive protective film for elevator and preparation method thereof |
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| CN1597304A (en) * | 2004-08-16 | 2005-03-23 | 中国科学院长春应用化学研究所 | Preparation method of self-adhesive polyethylene base protection film |
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| JP2014004838A (en) * | 2013-08-30 | 2014-01-16 | Daicel Pack Systems Ltd | Laminated sheet and molded article |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111284099A (en) * | 2020-03-24 | 2020-06-16 | 佛山市顺元塑胶制品有限公司 | PE self-adhesive protective film for elevator and preparation method thereof |
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| CN105150650B (en) | 2017-05-10 |
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