CN1664010A - Halogen-free composite flame retardant for rubber members on rail vehicle - Google Patents

Halogen-free composite flame retardant for rubber members on rail vehicle Download PDF

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Publication number
CN1664010A
CN1664010A CN 200510038307 CN200510038307A CN1664010A CN 1664010 A CN1664010 A CN 1664010A CN 200510038307 CN200510038307 CN 200510038307 CN 200510038307 A CN200510038307 A CN 200510038307A CN 1664010 A CN1664010 A CN 1664010A
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CN
China
Prior art keywords
parts
flame retardant
halogen
silicone resin
aluminium hydroxide
Prior art date
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Granted
Application number
CN 200510038307
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Chinese (zh)
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CN1269906C (en
Inventor
钱振宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangyin Haida Rubber and Plastic Co Ltd
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Individual
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Priority to CN 200510038307 priority Critical patent/CN1269906C/en
Publication of CN1664010A publication Critical patent/CN1664010A/en
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Publication of CN1269906C publication Critical patent/CN1269906C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a halogen-free composite flame retardant for rubber members on rail vehicle, which is prepared from the weight portions of the following active ingredients, silicon resin 10-30 parts, magnesium stearate 2-7 parts, zinc borate 5-30 parts, coated red phosphorus 5-25 parts, aluminium hydroxide 20-80 parts.

Description

Halogen-free composite flame retardant for rubber members on rail vehicle
Technical field:
The present invention relates to a kind of fire retardant, relate in particular to a kind of halogen-free composite flame retardant for rubber members on rail vehicle.Be mainly used in door and window, air-conditioning system and floor rubber seal and shock absorber part fire-retardant of subway, light rail and high-speed railway railway car.
Background technology:
At present, be usually used in fire retardant decabromodiphynly oxide (DBDPO), DCRP (DCRP), hexabromocyclododecane (HBCD), clorafin (CP) of rubber members on rail vehicle etc., composite flame-retardant agent mainly comprises antimonous oxide (Sb 2O 3) with decabromodiphynly oxide (DBDPO), antimonous oxide (Sb 2O 3) and hexabromocyclododecane (HBCD) and antimonous oxide (Sb 2O 3) antimony-halogen flame is composite forms with clorafin (CP) etc.Though its flame retardant resistance is good, has the following disadvantages: produce during by the rubber members on rail vehicle burning that adds above two based flame retardants that smog is big, hydrogenchloride (HCL), hydrogen bromide (HBr) and other poisonous chlorine-containing organic compounds of strong toxicity.Human health and environment are worked the mischief.
Goal of the invention:
The objective of the invention is to overcome above-mentioned deficiency, a kind of not halogen-containing halogen-free composite flame retardant for rubber members on rail vehicle is provided.
The object of the present invention is achieved like this: a kind of halogen-free composite flame retardant for rubber members on rail vehicle is characterized in that it is to form by the weight part of following effective ingredient is composite:
10~30 parts of silicone resin
2~7 parts of Magnesium Stearates
5~30 parts of zinc borates
5~25 parts of encapsulated red phosphorus
20~80 parts in aluminium hydroxide.
More preferably composite weight part of the present invention is:
20~30 parts of silicone resin
5~7 parts of Magnesium Stearates
5~15 parts of zinc borates
10~15 parts of encapsulated red phosphorus
30~50 parts in aluminium hydroxide.
Most preferably composite weight part of the present invention is:
10~20 parts of silicone resin
4~6 parts of Magnesium Stearates
20~25 parts of zinc borates
20~25 parts of encapsulated red phosphorus
50~70 parts in aluminium hydroxide.
The effect and the beneficial effect of the each component among the present invention see the following form
Chemical name Effect Effect
Silicone resin Silicone resin can form the charcoal layer with rubber, and then stops the development of smoke and fire flame.The consistency of silicone resin and rubber is fine simultaneously, can improve the consistency of other fire retardant and rubber, to improve the physical and mechanical properties of material.The silicone resin consumption must be greater than 7 parts, otherwise it is inoperative, but consumption too much (above 35 parts) not only can not improve the flame retardant properties of material, and can cause the material heat resisting temperature to reduce, mobile high and be difficult to processing. Oxygen index
4 parts of 10 part of 24 Magnesium Stearates of 0 part of silicone resin of 10 part of 22 Magnesium Stearate of 0 part of silicone resin of 0 part of 18 Magnesium Stearate of silicone resin
Magnesium Stearate Be used in combination with silicone resin, promote the dispersion of silicone resin in material, with the charcoal layer structure of optimization silicone resin formation, and improve processing characteristics.But behind the consumption too much (more than 10 parts), inoperative to flame retardant resistance, and can make rubber cross soft and easy incipient scorch.
Aluminium hydroxide Oxygen index
Aluminium hydroxide and silicone resin have synergistic effect.When aluminium hydroxide and silicone resin are shared, aluminium hydroxide press down cigarette and fire retardation better, silicone resin can improve the consistency of aluminium hydroxide and rubber, improve mechanical property, silicone resin can solve sizing material bad problem of rubber mobility after having added more aluminium hydroxide.Aluminium hydroxide must be greater than 20 parts, otherwise it is inoperative, but consumption is (more than 70 parts) too much, physical and mechanical properties descends too many, and flowability is too poor. 60 part 26 in 30 part of 25 aluminium hydroxide of 0 part of 24 aluminium hydroxide of 4 parts of aluminium hydroxides of 10 parts of Magnesium Stearates of silicone resin
Zinc borate Under flame interaction, melt, form the coating layer of vitreous state, and dehydration at high temperature, evaporation of water heat absorption impelling burning is from putting out.Zinc borate after the dehydration promotes into charcoal simultaneously, the charcoal layer not only is difficult to light and burn, and descends owing to its isolation action makes the formation speed of polymer unwinds and inflammable gas.Zinc borate can improve the flame retardant properties of aluminium hydroxide, reduces the generation of smog simultaneously. 30 part 28 100 of 10 parts of 27/Firebrake ZB of 5 parts of 26.5/Firebrake ZBs of 0 part of 26 120 Firebrake ZB of 30 parts of Firebrake ZBs of 4 parts of aluminium hydroxides of 10 parts of dolomols of oxygen index (OI) smoke density silicones
Encapsulated red phosphorus Form white phosphorus 400 ℃-500 ℃ following red phosphorus depolymerization, white phosphorus is oxidized to the oxygen acid of the phosphorus of viscosity, it both can be covered in by the fire retardant material surface, can quicken dehydration carbonization at material surface again, the liquid film of formation and charcoal layer just can be with the oxygen of outside, volatile fuel and heat separate to interrupt burning with the superpolymer matrix of inside.It can improve the thermostability of rubber simultaneously, with the generation of minimizing volatile fuel, thereby suppresses burning.Encapsulated red phosphorus and aluminium hydroxide have synergistic effect, encapsulated red phosphorus can improve the fire retardation of aluminium hydroxide, aluminium hydroxide can reduce the living cigarette of encapsulated red phosphorus, thereby learn from other's strong points to offset one's weaknesses mutually, form a flame retardancy and smoke suppression system efficiently.Encapsulated red phosphorus consumption excessive (more than 30 parts) can reduce flame retardant properties on the contrary. 10 part 33 of 5 part of 29 encapsulated red phosphorus of 0 part of 27 encapsulated red phosphorus of 5 parts of encapsulated red phosphorus of 30 parts of Firebrake ZBs of 4 parts of aluminium hydroxides of 10 parts of dolomols of oxygen index (OI) silicones
Net effect: because the present invention's Halogen not, produce when therefore adding the rubber members on rail vehicle burning of this fire retardant that smog is very little, toxicity is extremely low, can not work the mischief to human health and environment.The rubber parts flame retardant properties that adds this fire retardant reaches the requirement of normes Francaises NF F16-101 " rail vehicles-combustionproperty-material is selected ".That is:
Embodiment:
Example 1:
Respectively get silicone resin 10kg, Magnesium Stearate 4kg, zinc borate 5kg, encapsulated red phosphorus 10kg and aluminium hydroxide 30kg mixing and stirring by proportioning and be re-dubbed halogen-free composite flame retardant for rubber members on rail vehicle.
Example 2:
Respectively get silicone resin 15kg, Magnesium Stearate 5kg, zinc borate 10kg, encapsulated red phosphorus 15kg and aluminium hydroxide 40kg by proportioning, all the other are with example 1.
Example 3:
Respectively get silicone resin 10kg, Magnesium Stearate 3kg, zinc borate 15kg, encapsulated red phosphorus 20kg and aluminium hydroxide 30kg by proportioning, all the other are with example 1.
Example 4:
Respectively get silicone resin 20kg, Magnesium Stearate 6kg, zinc borate 10kg, encapsulated red phosphorus 20kg and aluminium hydroxide 50kg by proportioning, all the other are with example 1.
Example 5:
Respectively get silicone resin 30kg, Magnesium Stearate 7kg, zinc borate 30kg, encapsulated red phosphorus 25kg and aluminium hydroxide 60kg by proportioning, all the other are with example 1.
Example 6:
Respectively get silicone resin 10kg, Magnesium Stearate 2kg, zinc borate 20kg, encapsulated red phosphorus 25kg and aluminium hydroxide 80kg by proportioning, all the other are with example 1.
Example 7:
Respectively get silicone resin 30kg, Magnesium Stearate 7kg, zinc borate 30kg, encapsulated red phosphorus 5kg and aluminium hydroxide 20kg by proportioning, all the other are with example 1.
Example 8:
Respectively get silicone resin 10kg, Magnesium Stearate 2kg, zinc borate 25kg, encapsulated red phosphorus 25kg and aluminium hydroxide 70kg by proportioning, all the other are with example 1.

Claims (3)

1, a kind of halogen-free composite flame retardant for rubber members on rail vehicle is characterized in that it is to form by the weight part of following effective ingredient is composite:
10~30 parts of silicone resin
2~7 parts of Magnesium Stearates
5~30 parts of zinc borates
5~25 parts of encapsulated red phosphorus
20~80 parts in aluminium hydroxide.
2, a kind of halogen-free composite flame retardant for rubber members on rail vehicle according to claim 1 is characterized in that it is to form by the weight part of following effective ingredient is composite:
20~30 parts of silicone resin
5~7 parts of Magnesium Stearates
5~15 parts of zinc borates
10~15 parts of encapsulated red phosphorus
30~50 parts in aluminium hydroxide.
3, a kind of halogen-free composite flame retardant for rubber members on rail vehicle according to claim 1 is characterized in that it is to form by the weight part of following effective ingredient is composite:
10~20 parts of silicone resin
4~6 parts of Magnesium Stearates
20~25 parts of zinc borates
20~25 parts of encapsulated red phosphorus
50~70 parts in aluminium hydroxide.
CN 200510038307 2005-02-07 2005-02-07 Halogen-free composite flame retardant for rubber members on rail vehicle Expired - Fee Related CN1269906C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200510038307 CN1269906C (en) 2005-02-07 2005-02-07 Halogen-free composite flame retardant for rubber members on rail vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200510038307 CN1269906C (en) 2005-02-07 2005-02-07 Halogen-free composite flame retardant for rubber members on rail vehicle

Publications (2)

Publication Number Publication Date
CN1664010A true CN1664010A (en) 2005-09-07
CN1269906C CN1269906C (en) 2006-08-16

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Family Applications (1)

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CN 200510038307 Expired - Fee Related CN1269906C (en) 2005-02-07 2005-02-07 Halogen-free composite flame retardant for rubber members on rail vehicle

Country Status (1)

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CN (1) CN1269906C (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008037168A1 (en) * 2006-09-28 2008-04-03 Shenzhen Oceanpower Industrial Co., Ltd. A flame retardant modifier for asphalt
CN102134353A (en) * 2011-03-17 2011-07-27 江阴海达橡塑股份有限公司 Extruded flame-retarding environmentally-friendly ethylene propylene diene monomer rubber damping pad for rail car
CN102220066A (en) * 2011-05-16 2011-10-19 南京赢嘉包装有限责任公司 Wood-plastic composite inflaming-retarding coating containing inorganic fire retardant
CN104231630A (en) * 2014-09-20 2014-12-24 来安县亨通橡塑制品有限公司 Modified flame retardant for rubber floor
CN109438784A (en) * 2018-12-24 2019-03-08 常州轻工职业技术学院 Primary spring fire-retardant rubber material based on railcar

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008037168A1 (en) * 2006-09-28 2008-04-03 Shenzhen Oceanpower Industrial Co., Ltd. A flame retardant modifier for asphalt
CN102134353A (en) * 2011-03-17 2011-07-27 江阴海达橡塑股份有限公司 Extruded flame-retarding environmentally-friendly ethylene propylene diene monomer rubber damping pad for rail car
CN102220066A (en) * 2011-05-16 2011-10-19 南京赢嘉包装有限责任公司 Wood-plastic composite inflaming-retarding coating containing inorganic fire retardant
CN102220066B (en) * 2011-05-16 2014-11-12 南京赢嘉包装有限责任公司 Wood-plastic composite inflaming-retarding coating containing inorganic fire retardant
CN104231630A (en) * 2014-09-20 2014-12-24 来安县亨通橡塑制品有限公司 Modified flame retardant for rubber floor
CN109438784A (en) * 2018-12-24 2019-03-08 常州轻工职业技术学院 Primary spring fire-retardant rubber material based on railcar

Also Published As

Publication number Publication date
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Owner name: JIANGYIN HAIDA RUBBER AND PLASTIC CO., LTD.

Free format text: FORMER NAME OR ADDRESS: JIANGYIN HAIDA RUBBER + PLASTIC GROUP

CP01 Change in the name or title of a patent holder

Address after: Jiangsu province Jiangyin city Zhouzhuang town Hai Da Lu No. 1

Patentee after: Jiangyin Haida Rubber & Plastic Co., Ltd.

Address before: Jiangsu province Jiangyin city Zhouzhuang town Hai Da Lu No. 1

Patentee before: Jiangyin Haida Rubber-Plastic Group Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20060816

Termination date: 20170207