CN100487041C - High temperature resistance thermosetting styrene-maleic amhydride copolymer composite and its use - Google Patents
High temperature resistance thermosetting styrene-maleic amhydride copolymer composite and its use Download PDFInfo
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- CN100487041C CN100487041C CNB2006100968624A CN200610096862A CN100487041C CN 100487041 C CN100487041 C CN 100487041C CN B2006100968624 A CNB2006100968624 A CN B2006100968624A CN 200610096862 A CN200610096862 A CN 200610096862A CN 100487041 C CN100487041 C CN 100487041C
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- maleic anhydride
- sma
- anhydride copolymer
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- quality percentage
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Abstract
This invention belongs to science area of giant molecule material. The solidified material of benzene vinyl-maleic Anhydride copolymer is used in the area of high temperature materials. It includes: benzene vinyl-maleic anhydride copolymer; multielement amines, inorganic weighting material. The characteristic of this invention is that utilize anhydride structure which is in the chain of benzene vinyl-maleic anhydride copolymer (SMA), use SMA as heat convertible resin, use multielement amine as its curing agent, use three inorganic materials such as SiO2, Al2O3, talc powder to strengthen this material, obtain a refractory composite. The product which is solidified by this invention is of three dimensional network structure, the molecule principal chain of this solidified material contains maleimide five-membered ring structure, possesses thermal stability and rigidity, synergistic effect of many inorganic weighting material, it not only raises the mechanic function of compound, meanwhile, also assigns ideal thermal stability for material.
Description
Technical field
The invention belongs to the polymer composite field, this vinylbenzene-copolymer-maleic anhydride cured article can be used the high temperature material field, and it can be widely used in high-temperature adhesives and laminating material aspect.
Background technology
Vinylbenzene-copolymer-maleic anhydride (SMA) is the novel high-performance resin of abroad successfully developing in recent years and using, it is a kind of resin with excellent heat resistance, rigidity and dimensional stability, at present, use mainly as thermoplastic material, be widely used in aspects such as coating, tackiness agent, emulsifying dispersant.Hydrophilic and hydrophobic grouping is clocklike and is alternately distributed on the molecular chain of this multipolymer, makes it not only can use but also can use in the oleophylic system in hydrophilic system, so can have good consistency with multiple macromolecule resin, can be made into SMA/PC; SMA/ABS; SMA/PVC; High polymer alloys such as SMA/PBT.
In the molecular structure of vinylbenzene-copolymer-maleic anhydride (SMA) chain link, have acid anhydride structure, can with these characteristics of utilizing in the molecular structure, adopt solidifying agent and the useful thermosetting resin of its reaction generation.But at present, material of being developed and invention do not relate to content in this respect as yet.
Summary of the invention
The present invention promptly utilizes the acid anhydride structure in vinylbenzene-copolymer-maleic anhydride (SMA) chain link, and SMA is considered as thermosetting resin, utilizes polyamine as its solidifying agent, utilizes 3 kinds of inorganic materials enhancing modified to obtain a kind of high-temperature resistant composite material.
The cured article of a kind of high temperature resistant styrene-maleic anhydride copolymer (SMA) is made the class of styrene-maleic anhydride copolymer (SMA) and is made solidifying agent with polynary amine, obtain a kind of high temperature resistant thermosetting material.
The structural formula of styrene-maleic anhydride copolymer (SMA) is characterized as:
Maleic anhydride in the SMA multipolymer (quality percentage composition)) 15%; M:n=4:1; Anhydride content (quality percentage composition) 18～19%, weight-average molecular weight (MW) is: 1,300～50,000; Resin demand is mixture 30-50%;
The solidifying agent that adopts is the polyamine compounds, p-aminophenyl sulfone, to ADP methylmethane, 1,5-naphthylene diamine, benzoguanamine, trimeric cyanamide; Its hardener dose is the 5%-10% of resin demand
The consumption of three kinds of inorganic materials is
SiO
2 5％-20％
Al
2O
3 5％-30％
Talcum powder 5%-25%
The molecular weight of its crosslinking curing product is 5000～20000, and its constitutional features is:
Wherein the molecular structure of X representative is as follows:
The invention has the advantages that employing vinylbenzene-copolymer-maleic anhydride (SMA) is a kind of high-molecular copolymer that contains the acid anhydrides functional group, the part segment has the structure of class acid anhydrides, and the cinnamic benzene ring structure of part segmental provides resistance toheat simultaneously.As solidifying agent, phenyl ring or naphthalene ring that this polynary amine contains are for the SMA cured product provides rigidity and thermotolerance with polynary amine; Cured product forms three-dimensional net structure, contains the maleimide five-membered ring structure in the molecular backbone chain of this cured product, makes it have high thermal resistance and rigidity, and vinylbenzene composition has wherein made and has good processing properties.
Vinylbenzene of the present invention-copolymer-maleic anhydride cured article can be used the high temperature material field, as is applied to make heat-stable molding sheet material and foam material etc.
Embodiment
Embodiment 1:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 1,300,
50% (quality percentage composition);
P-aminophenyl sulfone 10% (quality percentage composition);
SiO
2 10％
Al
2O
3 5％
Talcum powder 25%
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 410 ℃ of initial weightless temperatures.
Embodiment 2:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 50,000,45% (quality percentage composition);
To ADP methylmethane 5% (quality percentage composition);
SiO
2 20％
Al
2O
3 10％
Talcum powder 20%
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 430 ℃ of initial weightless temperatures.
Embodiment 3:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 1,300,45% (quality percentage composition);
1,5-naphthylene diamine 5% (quality percentage composition);
SiO
2 20％
Al
2O
3 5％
Talcum powder 25%
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 410 ℃ of initial weightless temperatures.
Embodiment 4:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 50,000,45% (quality percentage composition);
Benzoguanamine 5% (quality percentage composition);
SiO
2 5％
Al
2O
3 20％
Talcum powder 25%
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 450 ℃ of initial weightless temperatures.
Embodiment 5:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 5,000,45% (quality percentage composition);
Trimeric cyanamide 5% (quality percentage composition);
SiO
2?20％
Talcum powder 10%
Al
2O
3?20％
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 410 ℃ of initial weightless temperatures.
Embodiment 6:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 5,000,30% (quality percentage composition);
Trimeric cyanamide 10% (quality percentage composition);
SiO
2?20％
Talcum powder 10%
Al
2O
3?30％
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 460 ℃ of initial weightless temperatures.
Embodiment 7:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 5,000,30% (quality percentage composition);
1,5-naphthylene diamine 10% (quality percentage composition);
SiO
2?20％
Talcum powder 10%
Al
2O
3?30％
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 450 ℃ of initial weightless temperatures.
Embodiment 8:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 50,000,50% (quality percentage composition);
To ADP methylmethane 5% (quality percentage composition);
SiO
2 5％
Al
2O
3 25％
Talcum powder 15%
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 410 ℃ of initial weightless temperatures.
Embodiment 9:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 50,000,35% (quality percentage composition);
To ADP methylmethane 10% (quality percentage composition);
SiO
2 20％
Al
2O
3 20％
Talcum powder 15%
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 470 ℃ of initial weightless temperatures.
Embodiment 10:
This styrene-maleic anhydride copolymer cured article is prepared from (quality percentage composition) by following set of dispense ratio:
The molecular weight of crosslinking curing product is 5000～20000, and the ratio of cured article is as follows:
Vinylbenzene-copolymer-maleic anhydride (SMA), m:n=4:1, weight-average molecular weight (MW) is: 1,300,
50% (quality percentage composition);
P-aminophenyl sulfone 10% (quality percentage composition);
SiO
2 10％
Al
2O
3 15％
Talcum powder 5%
Adopt thermogravimetry to measure the resistance toheat of cured article, record about 390 ℃ of initial weightless temperatures.
Described embodiment only is used to illustrate technical solution of the present invention, is not limited to the present invention.
Claims (2)
1. high-temperature-resistance thermosetting styrene-maleic anhydride copolymer matrix material, described matrix material comprise styrene-maleic anhydride copolymer SMA, as solidifying agent polyamine and the SiO of SMA
2, Al
2O
3With three kinds of mineral fillers of talcum powder, wherein the quality percentage composition of the maleic anhydride among the SMA〉15%;
The molecular weight of its crosslinking curing product is 5000～20000, and its constitutional features is:
Wherein: m, n represent the polymerization degree respectively, i.e. the number of polymkeric substance chain link;
Wherein the molecular structure of X representative is as follows:
2. the purposes of high-temperature-resistance thermosetting styrene-maleic anhydride copolymer matrix material as claimed in claim 1 is characterized in that being applied to make heat-stable molding sheet material or foam material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100968624A CN100487041C (en) | 2006-10-23 | 2006-10-23 | High temperature resistance thermosetting styrene-maleic amhydride copolymer composite and its use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100968624A CN100487041C (en) | 2006-10-23 | 2006-10-23 | High temperature resistance thermosetting styrene-maleic amhydride copolymer composite and its use |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1955217A CN1955217A (en) | 2007-05-02 |
| CN100487041C true CN100487041C (en) | 2009-05-13 |
Family
ID=38062786
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100968624A Expired - Fee Related CN100487041C (en) | 2006-10-23 | 2006-10-23 | High temperature resistance thermosetting styrene-maleic amhydride copolymer composite and its use |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101538347B (en) * | 2009-02-06 | 2013-11-13 | 上海华谊（集团）公司 | Maleimide copolymer and synthetic method thereof |
| CN109364772B (en) * | 2018-11-05 | 2021-04-06 | 武汉工程大学 | PSMA (patterned silica)/nano-silica/fluorocarbon surfactant composite material for oil-water separation and preparation method thereof |
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2006
- 2006-10-23 CN CNB2006100968624A patent/CN100487041C/en not_active Expired - Fee Related
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