CN110452637A - A kind of Ultra-low Specific rewelds seam glue - Google Patents
A kind of Ultra-low Specific rewelds seam glue Download PDFInfo
- Publication number
- CN110452637A CN110452637A CN201910679113.1A CN201910679113A CN110452637A CN 110452637 A CN110452637 A CN 110452637A CN 201910679113 A CN201910679113 A CN 201910679113A CN 110452637 A CN110452637 A CN 110452637A
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- Prior art keywords
- parts
- seam glue
- ultra
- rewelds
- pvc
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J127/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Adhesives based on derivatives of such polymers
- C09J127/02—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J127/04—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Adhesives based on derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C09J127/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of Ultra-low Specifics to reweld seam glue, the weld seam glue is in parts by weight, raw material comprising following component: PVC is poly resin 10-20 parts equal, 8-18 parts of PVC copolymer resin, 25-35 parts of filler, 25-35 parts of plasticizer, 3-5 parts of hygroscopic agent, 1-5 parts of stabilizer, 6-8 parts of tackifier, wherein, the filler includes calcium carbonate and hollow glass micropearl, and the weight ratio of calcium carbonate and hollow glass micropearl is 1.1-2.5:1.Weld seam glue of the invention optimizes composition of raw materials, further reduced the density of system, so that weld seam glue has ultralow specific gravity, and has preferable stability simultaneously, realizes automotive light weight technology.
Description
Technical field
The present invention relates to weld seam glue technical fields, and in particular to a kind of Ultra-low Specific used applied to automotive field rewelds seam
Glue.
Background technique
Automobile is more and more at present, and problem of environmental pollution is gradually valued by people.European Union 443/2009:2015-
The year two thousand twenty future automobile carbon dioxide maximum emission will reduce to 95g/km by 130, according to automobile carbon dioxide maximum emission great number
It imposes road occupation to take, the relationship of vehicle weight and CO2 emission: the every reduction 100kg of vehicle weight can reduce dioxy
5 parts of discharge amount > for changing carbon.Under energy conservation and environmental protection general orientation, automotive light weight technology is at an urgent demand.With high fuel efficiency, low
The expansion of exploitation and the functionization of public hazards automobile, body lightening, raising energy-saving effect, exploitation Ultra-low Specific reweld seam glue at this
Field technical staff's urgent issue.For automobile lightweight, proposed in application number 201710804611.5
A kind of weld seam glue, by polyvinyl chloride, plasticizer, calcium carbonate, hollow glass micro-ball, zinc oxide, calcium oxide, heavy metal free ion
Liquid stabilizer and sealing end type polyurethane composition.
Wherein, by adding hollow glass micro-ball, to reduce the specific gravity of weld seam glue, automobile lightweight.And hollow
Glass microsphere has a problem that during use is added: hollow glass micro-ball cracky has during pressurized spray
There may be breakages, just do not have the low-gravity requirement of drop like that, while improving in this application by increasing the amount of calcium carbonate
The stability and transaction capabilities of weld seam glue, but with the increase of calcium carbonate specific gravity, so that the hardness of weld seam glue rises, flexibility
It is deteriorated, the specific gravity how could be adjusted to further decrease weld seam glue to component is that those skilled in the art are dedicated to the thing solved
Feelings.
Summary of the invention
The purpose of the present invention is overcoming the deficiencies of the prior art and provide a kind of Ultra-low Specific to reweld seam glue, the weld seam glue specific gravity
It is low, anti-pressure ability is strong, realize automotive light weight technology.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: a kind of Ultra-low Specific rewelds seam glue, and the weld seam glue is pressed
According to parts by weight meter, the raw material comprising following component: PVC is poly resin 10-20 parts equal, 8-18 parts of PVC copolymer resin, filler
25-35 parts, 25-35 parts of plasticizer, 3-5 parts of hygroscopic agent, 1-5 parts of stabilizer, 6-8 parts of tackifier, wherein the filler packet
Include calcium carbonate and hollow glass micropearl, the weight ratio of calcium carbonate and hollow glass micropearl is 1.1-2.5:1.
The equal poly resin of PVC is matched with PVC copolymer resin, and weld seam glue can be made with preferable intensity and reaction temperature
Meanwhile there is preferable stability.
Preferably, the plasticizer is o-phthalic acid dibutyl ester.
Preferably, the hygroscopic agent is calcium oxide.
Preferably, the stabilizer is organotin.
Preferably, in raw material, the weight ratio of the equal poly resin of the PVC and PVC copolymer resin is 1:1-1.5.
Preferably, the tackifier are polyurethane.
As a kind of specific embodiment, the weld seam glue in parts by weight, the raw material comprising following component:
PVC is poly resin 10-16 parts equal, 10-16 parts of PVC copolymer resin, 15-25 parts of calcium carbonate, 10-13 parts of hollow glass micropearl, is plasticized
30-35 parts of agent, 3-4 parts of hygroscopic agent, 1-3 parts of stabilizer, 6-8 parts of tackifier.
Due to the application of the above technical scheme, compared with the prior art, the invention has the following advantages: of the invention is ultralow
Specific gravity weld seam glue uses the equal poly resin of PVC and PVC copolymer resin as main component, and by the Weight control of the two one
Within the scope of certainty ratio, preferable stability and reaction temperature can be made it have, tune is passed through while ensuring weld seam glue intensity
The ratio of whole hollow glass micropearl and calcium carbonate, while reducing weld seam glue specific gravity, it is ensured that the stability of product improves production
The anti-pressure ability of product, automobile lightweight.
Specific embodiment
Technical solution of the present invention is further elaborated combined with specific embodiments below.
A kind of Ultra-low Specific rewelds seam glue, and in parts by weight, the raw material comprising following component: PVC is equal for the weld seam glue
Poly resin 10-20, PVC copolymer resin 8-18,25-35 parts of filler, 25-35 parts of plasticizer, 3-5 parts of hygroscopic agent, stabilizer 1-5
Part, 6-8 parts of tackifier, wherein the filler includes calcium carbonate and hollow glass micropearl, calcium carbonate and hollow glass micropearl
Weight ratio be 1.1-2.5:1.
Here, plasticizer is o-phthalic acid dibutyl ester；Hygroscopic agent is calcium oxide；Stabilizer is organotin；The thickening
Agent is polyurethane.
Wherein, in raw material, the weight ratio of the equal poly resin of the PVC and PVC copolymer resin is controlled in 1:1-1.5.
Embodiment 1
A kind of Ultra-low Specific rewelds seam glue, the raw material comprising following component: the equal poly resin 10g of PVC, PVC copolymer resin 10g,
Calcium carbonate 25g, hollow glass micropearl 10g, plasticizer 35g, hygroscopic agent 4g, stabilizer 3g, tackifier 6g.
Embodiment 2
A kind of Ultra-low Specific rewelds seam glue, the raw material comprising following component: the equal poly resin 12g of PVC, PVC copolymer resin 13g,
Calcium carbonate 15g, hollow glass micropearl 13g, plasticizer 25g, hygroscopic agent 3g, stabilizer 2g, tackifier 8g.
Embodiment 3
A kind of Ultra-low Specific rewelds seam glue, the raw material comprising following component: the equal poly resin 16g of PVC, PVC copolymer resin 9g, carbon
Sour calcium 21g, hollow glass micropearl 12g, plasticizer 33g, hygroscopic agent 3g, stabilizer 1g, tackifier 6g.
Embodiment 4
A kind of Ultra-low Specific rewelds seam glue, the raw material comprising following component: the equal poly resin 12g of PVC, PVC copolymer resin 15g,
Calcium carbonate 20g, hollow glass micropearl 11g, plasticizer 32g, hygroscopic agent 3g, stabilizer 2g, tackifier 7g.
Embodiment 5
A kind of Ultra-low Specific rewelds seam glue, the raw material comprising following component: the equal poly resin 11g of PVC, PVC copolymer resin 16g,
Calcium carbonate 19g, hollow glass micropearl 11g, plasticizer 30g, hygroscopic agent 3g, stabilizer 1g, tackifier 7g.
Comparative example
A kind of weld seam glue, by polyvinyl chloride, DINP plasticizer, calcium carbonate, hollow glass micro-ball, zinc oxide, heavy metal free
The liquid stabilizer of ion and sealing end type polyurethane composition, according to mass percentage meter, polyvinyl chloride 16%, DINP35%,
Calcium carbonate 28%, hollow glass micro-ball 8%, zinc oxide 1.1%, calcium oxide 6%, liquid stabilizer 0.9%, sealing end type polyurethane
5%.
Following table 1 compares the concrete component of each raw material in above-described embodiment 1 to 5:
Table 1
The performance of the corresponding weld seam glue of the component of embodiment 1 to 5 and comparative example is shown in Table 2.
Table 2
From table 2 we have observed that, the weld seam glue of this programme, by adjusting the ratio of PVC equal poly resin and PVC copolymer resin
Relationship, while adjusting the proportionate relationship of calcium carbonate and hollow glass micropearl, using o-phthalic acid dibutyl ester as plasticizer, have
Machine tin adjusts its constituent content as stabilizer, so that the weld seam glue of this programme compared with the weld seam glue in comparative example, compares
There is further decline again, shear strength is further improved.From table 2, we have observed that, the weld seam glue of this programme is opposite
In existing weld seam glue, specific gravity is lower, and shear strength is also more preferable.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of Ultra-low Specific rewelds seam glue, which is characterized in that the weld seam glue in parts by weight, the original comprising following component
Material: PVC is poly resin 10-20 parts equal, 8-18 parts of PVC copolymer resin, 25-35 parts of filler, 25-35 parts of plasticizer, hygroscopic agent 3-5
Part, 1-5 parts of stabilizer, 6-8 parts of tackifier, wherein the filler includes calcium carbonate and hollow glass micropearl, calcium carbonate with
The weight ratio of hollow glass micropearl is 1.1-2.5:1.
2. Ultra-low Specific according to claim 1 rewelds seam glue, which is characterized in that the plasticizer is phthalic acid two
Pungent rouge.
3. Ultra-low Specific according to claim 1 rewelds seam glue, which is characterized in that the hygroscopic agent is calcium oxide.
4. Ultra-low Specific according to claim 1 rewelds seam glue, which is characterized in that the stabilizer is organotin.
5. Ultra-low Specific according to claim 1 rewelds seam glue, which is characterized in that in raw material, the equal poly resin of PVC with
The weight ratio of PVC copolymer resin is 1:1-1.5.
6. Ultra-low Specific according to claim 1 rewelds seam glue, which is characterized in that the tackifier are polyurethane.
7. Ultra-low Specific according to claim 1 rewelds seam glue, which is characterized in that the weld seam glue in parts by weight,
Raw material comprising following component: PVC is poly resin 10-16 parts equal, 10-16 parts of PVC copolymer resin, 15-25 parts of calcium carbonate, hollow
10-13 parts of glass microballoon, 30-35 parts of plasticizer, 3-4 parts of hygroscopic agent, 1-3 parts of stabilizer, 6-8 parts of tackifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679113.1A CN110452637A (en) | 2019-07-25 | 2019-07-25 | A kind of Ultra-low Specific rewelds seam glue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679113.1A CN110452637A (en) | 2019-07-25 | 2019-07-25 | A kind of Ultra-low Specific rewelds seam glue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110452637A true CN110452637A (en) | 2019-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910679113.1A Pending CN110452637A (en) | 2019-07-25 | 2019-07-25 | A kind of Ultra-low Specific rewelds seam glue |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032050A (en) * | 2021-12-17 | 2022-02-11 | 苏州赛伍应用技术股份有限公司 | Lightweight PVC chassis adhesive and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090258985A1 (en) * | 2008-04-10 | 2009-10-15 | Hyundai Motor Company | Compositions for humidity proof heat sealer having low specific gravity |
| CN107815041A (en) * | 2017-11-20 | 2018-03-20 | 依多科（常熟）汽车材料有限公司 | A kind of automobile using pvc plastisol and preparation method thereof |
| CN107841266A (en) * | 2017-11-20 | 2018-03-27 | 依多科（常熟）汽车材料有限公司 | A kind of automobile using low-density fluid sealant and preparation method thereof |
-
2019
- 2019-07-25 CN CN201910679113.1A patent/CN110452637A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090258985A1 (en) * | 2008-04-10 | 2009-10-15 | Hyundai Motor Company | Compositions for humidity proof heat sealer having low specific gravity |
| CN107815041A (en) * | 2017-11-20 | 2018-03-20 | 依多科（常熟）汽车材料有限公司 | A kind of automobile using pvc plastisol and preparation method thereof |
| CN107841266A (en) * | 2017-11-20 | 2018-03-27 | 依多科（常熟）汽车材料有限公司 | A kind of automobile using low-density fluid sealant and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032050A (en) * | 2021-12-17 | 2022-02-11 | 苏州赛伍应用技术股份有限公司 | Lightweight PVC chassis adhesive and preparation method thereof |
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Application publication date: 20191115 |
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