CN109400884A - A kind of phenyl modified elastomer silicone - Google Patents
A kind of phenyl modified elastomer silicone Download PDFInfo
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- CN109400884A CN109400884A CN201811263638.9A CN201811263638A CN109400884A CN 109400884 A CN109400884 A CN 109400884A CN 201811263638 A CN201811263638 A CN 201811263638A CN 109400884 A CN109400884 A CN 109400884A
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- phenyl
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- elastomer silicone
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/42—Block-or graft-polymers containing polysiloxane sequences
- C08G77/44—Block-or graft-polymers containing polysiloxane sequences containing only polysiloxane sequences
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Silicon Polymers (AREA)
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Abstract
The present invention relates to technical field of polymer materials, the invention discloses a kind of phenyl modified elastomer silicones, the present invention, which discloses, to be related to including phenyl modified organopolysiloxane cross-linked polymer, which includes the hydrosilylation product of two kinds of organopolysiloxanes.Present invention discover that can effectively improve the compatibility of elastomer silicone Yu personal care articles ingredient on phenyl graft to elastomer silicone.Obtained phenyl modified elastomer silicone has very big advantage in personal care product, it not only improves the compatibility of personal care articles other compositions, to have the performances such as better stability.
Description
Technical field
The invention belongs to new material technology fields, specifically disclose a kind of phenyl modified elastomer silicone, more specifically,
The present invention, which discloses, to be related to including phenyl modified organopolysiloxane cross-linked polymer, which includes two kinds of organic poly- silicon
The hydrosilylation product of oxygen alkane.
Technical background
Elastomer silicone is widely used in modern industry, such as rubber-plastics material, coating industry and personal care product.It is special
It is not to be favored in personal care articles because elastomer silicone has unique silk smooth felling and powdery sense.In personal care articles
In formula, most of elastomer silicone is all to mix to form gelling material with organic fluid.But many organosilicon bullets
Property body, can not effective shape to the limited compatibility of various personal care articles ingredients, active constituent and health care active constituent
Gelled object plays thickening effect or establishes effective sensory effects, need further to improve elastomer silicone with it is various
The compatibility of nursing product ingredient could be applied preferably in personal care formulations.
Summary of the invention
Present invention discover that can effectively improve elastomer silicone and personal shield on phenyl graft to elastomer silicone
The compatibility of reason product ingredient.Obtained phenyl modified elastomer silicone has very big excellent in personal care product
Gesture, it not only improves the compatibility of personal care articles other compositions, to have the performances such as better stability.
1. the phenyl modified elastomer silicone of one kind disclosed by the invention is hydrosilylation product, it includes following
Two kinds of reactants:
(1) vinyl benzene based polysiloxane: including unit (R1R2R3SiO1/2) and unit (R4R5SiO2/2) straight chain type have
Machine polysiloxanes, wherein at least one olefin group of R1-R5 and a phenyl group.
Unit (R1R2R3SiO1/2) by 1,3- divinyl tetramethyl disiloxane, vinyl pentamethyl disiloxane, six
One or more of tetramethyldisiloxane, diphenyltetramethyl disiloxane obtain.Unit (R4R5SiO2/2) by pregnancy basic ring
Trisiloxanes, octamethylcy-clotetrasiloxane, decamethylcyclopentasiloxane, octaphenylcyclotetrasiloxane, tetramethyl tetraphenyl ring four
The ring-opening polymerisation of one or more of siloxanes, triphenyl trimethyl cyclotrisiloxane obtains.
Vinyl benzene based polysiloxane general formula are as follows:
(2) polysiloxanes containing H: including unit (R6R7R8SiO1/2) and unit (R9R10SiO2/2) the organic poly- silicon of straight chain type
Oxygen alkane, wherein at least one H atom of R6-R10.
Unit (R6R7R8SiO1/2) by tetramethyl disiloxane, pentamethyl disiloxane, in hexamethyldisiloxane one
Kind or it is several obtain, unit (R9R10SiO2/2) by hexamethyl cyclotrisiloxane, tetramethyl-ring tetrasiloxane, four silicon of prestox ring
One or more of oxygen alkane, linear high silicone oil containing H obtain.
The general formula of polysiloxanes containing H are as follows:
2. in vinyl benzene based polysiloxane, contents of ethylene 0.1-1%, particularly contents of ethylene is 0.2-
0.3%.Phenyl content 15-50%, particularly phenyl content is 25-40%.The degree of polymerization of methyl vinyl phenyl silicone oil is
100-10000, particularly the degree of polymerization is 200-2000.
3. polysiloxanes containing H is a kind of crosslinking agent, the H of containing hydrogen silicone oil is side H, or is side H and end H.H content is
0.05-1%, particularly H content is 0.1-0.5%.The degree of polymerization of the silicone oil containing H is 5-500, and particularly the degree of polymerization is 30-300.
4. hydrosilylation need to use the compound as catalyst containing platinum, the preferred chloroplatinic acid of platinum compound
Or Karstedt platinum catalyst, particularly select Karstedt platinum catalyst.Usually by Karstedt platinum catalyst with
Thinlyfluid silicone oil is diluted to 100-10000ppm, and catalyst amount is the 0.1-100ppm of silicone oil total amount, is particularly preferred
1-30ppm。
5. the vinyl-functional and SiH functional group molar ratio of vinyl benzene based polysiloxane and hydrogen containing siloxane are answered small
In 1.Preferably smaller than 0.3.It is 20-120 DEG C that hydrosilylation, which solidifies crosslinking temperature, and particularly reaction temperature is 50-90 DEG C.Gu
Change crosslinking time is 1-24hrs, and particularly the reaction time is 3-10hrs.
6. hydrosilylation general formula:
7. phenyl modified elastomer silicone of the present invention, what is obtained after hydrosilylation solidifies is that intensity is low
Elastomer precursor gum, elastomer can be crushed into powder under the effect of Strong shear power, can be used for the machinery equipment of the step just like high speed point
Dissipate machine, colloid mill, screw extruder, ultrasonic grinder and three-roller etc..
8. phenyl modified elastomer silicone of the present invention, the optional organic fluid conduct appropriate after being broken into powder
Polymer carrier is mixed, and dispersion can form elastomer gel shape object, and the gelling material system under high speed shear active force
Highly transparent.The mechanical equipment that can be used for the step has high speed disperser, row heart blender, screw extruder, colloid mill, ultrasound
Wave mixer, dynamic or static mixer and three-roller etc..The optional silicone fluid of organic fluid, liquid alkane, natural oil,
The compounds such as carbon-based modified polyorganosiloxane fluid.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail, but the invention is not limited to
This.
Embodiment 1
Selection is with 2 mass parts 1, and 3- divinyl tetramethyl disiloxane is end-capping reagent, with 150 mass parts prestox rings four
Siloxanes and 96 mass parts octaphenylcyclotetrasiloxanes are chain extender under base catalyst effect, 90-120 DEG C of ring-opening polymerisation, instead
It is 6-8 hours between seasonable, obtaining contents of ethylene is 0.23%, phenyl content 30%, the ethenylphenyl that the degree of polymerization is 240
Polysiloxanes.
Select using 16.2 mass parts hexamethyldisiloxane as end-capping reagent, with 296 mass parts tetramethyl-ring tetrasiloxanes and
28.8 mass parts octamethylcy-clotetrasiloxanes are chain extender under the action of acid catalyst, 60-90 DEG C of ring-opening polymerisation, the reaction time
It is 4-6 hours, obtaining H content is 0.1%, the polysiloxanes containing H that the degree of polymerization is 45.
With above-mentioned 100 mass parts of ethenylphenyl polysiloxanes, 20 mass parts of polysiloxanes containing H, platinum catalyst 3ppm
Mass parts solidify 8hrs at 50 DEG C after mixing.It is solidified into elastomer jelly, shear pulverizer grinds elastomer-forming
Powder is applied in personal care articles formula.
Embodiment 2
Selection is with 1 mass parts 1, and 3- divinyl tetramethyl disiloxane is end-capping reagent, with 5 mass parts tetravinyl rings four
Siloxanes, 100 mass parts octamethylcy-clotetrasiloxanes and 200 mass parts tetramethyl tetraphenyl cyclotetrasiloxanes are chain extender in alkali
Under catalyst action, 90-120 DEG C of ring-opening polymerisation, the reaction time is 6-8 hours, and obtaining contents of ethylene is 0.6%, and phenyl contains
Amount is 40%, the vinyl benzene based polysiloxane that the degree of polymerization is 550.
Select using 6.7 mass parts tetramethyl disiloxanes as end-capping reagent, with 296 mass parts tetramethyl-ring tetrasiloxanes and
86.4 mass parts octamethylcy-clotetrasiloxanes are chain extender under the action of acid catalyst, 60-90 DEG C of ring-opening polymerisation, the reaction time
It is 4-6 hours, obtaining H content is 0.36%, the polysiloxanes containing H that the degree of polymerization is 104.
With above-mentioned 100 mass parts of ethenylphenyl polysiloxanes, 24 mass parts of polysiloxanes containing H, platinum catalyst 3ppm
Mass parts solidify 4hrs at 90 DEG C after mixing.It is solidified into elastomer jelly, shear pulverizer grinds elastomer-forming
Powder is applied in personal care articles formula.
Embodiment 3
Polysiloxanes containing H 12 with 100 mass parts of vinyl benzene based polysiloxane in above-described embodiment 1, in embodiment 2
Mass parts, platinum catalyst 3ppm mass parts, solidify 4hrs at 90 DEG C after mixing.It is solidified into elastomer jelly, is cut
Pulverizer grinding elastomer-forming powder is cut, is applied in personal care articles formula.
Embodiment 4
Polysiloxanes containing H 40 with 100 mass parts of vinyl benzene based polysiloxane in above-described embodiment 2, in embodiment 1
Mass parts, platinum catalyst 3ppm mass parts, solidify 4hrs at 90 DEG C after mixing.It is solidified into elastomer jelly, is cut
Pulverizer grinding elastomer-forming powder is cut, is applied in personal care articles formula.
Above-described embodiment application personal care formulations:
The different embodiment nursing formulas of table 1
| Material name | Ratio % |
| The elastomer silicone powder of embodiment | 15 |
| Ring five dimethyl silicone polymer | 75 |
| Olive fruit oil | 10 |
| Essence | Qs. |
Comparative example: commercially available unmodified elastomer silicone RJS-9070 (is purchased from the limited public affairs of Hangzhou Rui Jiang new material technology
Department), nursing formula is formulated with table 1.
Test method: the conditioning liquid of Example conditioning liquid and comparative example is placed under the conditions of 5 DEG C, 25 DEG C, 45 DEG C respectively
10 days, estimated viscosity, calculating the viscosity compared with 0 day reduced percentage；Measure being averaged for different embodiment and comparative example conditioning liquids
Skin sense；It is shown in Table 3.
2 skin sense evaluation table of table
3 different nursing care of table is formulated viscosity measurement result
Conclusion (of pressure testing): it is above-mentioned experiments have shown that, modified organic silicon elastomer of the present invention can be effectively improved elastomer silicone
Compatibility in personal care articles formula, especially some compared with having in the personal care formulations of vegetable fat and more active materials
There is very big advantage.
Claims (8)
1. a kind of phenyl modified elastomer silicone, it is characterised in that: the organosilicone elastic system hydrosilylation
Product is prepared from the following materials:
It (1) include unit (R1R2R3SiO1/2) and unit (R4R5SiO2/2) linear organopolysiloxane, wherein R1-5 is extremely
A rare olefin group and a phenyl group；Unit (R1R2R3SiO1/2) by 1,3- divinyl tetramethyl disiloxane,
One or more of vinyl pentamethyl disiloxane, hexamethyldisiloxane, diphenyltetramethyl disiloxane obtain；It is single
Member (R4R5SiO2/2) by hexamethyl cyclotrisiloxane, octamethylcy-clotetrasiloxane, decamethylcyclopentasiloxane, octaphenyl ring four
The ring-opening polymerisation of one or more of siloxanes, tetramethyl tetraphenyl cyclotetrasiloxane, triphenyl trimethyl cyclotrisiloxane obtains
It arrives；
It (2) include unit (R6R7R8SiO1/2) and unit (R9R10SiO2/2) linear organopolysiloxane, wherein R6-R10
At least one H atom；Unit (R6R7R8SiO1/2) by tetramethyl disiloxane, pentamethyl disiloxane, two silicon oxygen of hexamethyl
One or more of alkane obtains, unit (R9R10SiO2/2) by hexamethyl cyclotrisiloxane, tetramethyl-ring tetrasiloxane, eight first
One or more of basic ring tetrasiloxane, linear high silicone oil containing H obtain.
2. the phenyl modified elastomer silicone of one kind according to claim 1, wherein described includes unit
(R1R2R3SiO1/2) and unit (R4R5SiO2/2) linear organopolysiloxane be methyl vinyl phenyl silicone oil；Vinyl
Content is 0.1-1%, and preferred vinyl content is 0.2-0.3%；Phenyl content 15-50%, preferably phenyl content 25-40%；
The degree of polymerization of methyl vinyl phenyl silicone oil is 100-10000, preferred degree of polymerization 200-2000.
3. the phenyl modified elastomer silicone of one kind according to claim 1, wherein described includes unit
(R6R7R8SiO1/2) and unit (R9R10SiO2/2) linear organopolysiloxane be crosslinking agent, crosslinking agent is Silicon Containing Hydrogen again
Oil；The H of containing hydrogen silicone oil is side H, or is side H and end H；H content is 0.05-1%, and preferably H content is 0.1-0.5%, silicon containing H
The degree of polymerization of oil is 5-500, preferred degree of polymerization 30-300.
4. the phenyl modified elastomer silicone of one kind according to any one of claim 1 to 3, wherein the silicon hydrogen
Addition reaction need to use the compound as catalyst containing platinum, the preferred chloroplatinic acid of platinum compound or Karstedt platinum
Catalyst, preferably Karstedt platinum catalyst, catalyst amount are the 0.1-100ppm of the silicone oil total amount, preferred catalyst
Dosage is the 1-30ppm of silicone oil total amount.
5. the phenyl modified elastomer silicone of one kind according to any one of claim 1 to 3, wherein the silicon hydrogen
Vinyl-functional needed for addition reaction and SiH functional group molar ratio should be less than 1.
6. the phenyl modified elastomer silicone of one kind according to any one of claim 1 to 3, wherein the silicon hydrogen
It is 25-120 DEG C that addition reaction, which solidifies crosslinking temperature, and preferable reaction temperature is 50-90 DEG C.
7. the phenyl modified elastomer silicone of one kind according to any one of claim 1 to 3, wherein the silicon hydrogen
It is 1-24hrs, preferred reaction time 3-10hrs that addition reaction, which solidifies crosslinking time,.
8. the phenyl modified elastomer silicone of one kind according to any one of claim 1 to 3, with organic fluid conduct
Elastomer micro mist carrier is mixed, and dispersion can form elastomer gel shape object, and the gel under high speed shear active force
Object system highly transparent；The optional silicone fluid of organic fluid, liquid alkane, natural oil, carbon-based modified polyorganosiloxane fluid etc.
Compound.
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| CN201811263638.9A CN109400884A (en) | 2018-10-28 | 2018-10-28 | A kind of phenyl modified elastomer silicone |
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| CN201811263638.9A CN109400884A (en) | 2018-10-28 | 2018-10-28 | A kind of phenyl modified elastomer silicone |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106832300A (en) * | 2017-01-19 | 2017-06-13 | 广州市斯洛柯高分子聚合物有限公司 | A kind of silicone elastomer emulsions and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106832300A (en) * | 2017-01-19 | 2017-06-13 | 广州市斯洛柯高分子聚合物有限公司 | A kind of silicone elastomer emulsions and preparation method thereof |
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