CN103214820A - Graphite-doped composite polyurethane material - Google Patents

Graphite-doped composite polyurethane material Download PDF

Info

Publication number
CN103214820A
CN103214820A CN2013101174538A CN201310117453A CN103214820A CN 103214820 A CN103214820 A CN 103214820A CN 2013101174538 A CN2013101174538 A CN 2013101174538A CN 201310117453 A CN201310117453 A CN 201310117453A CN 103214820 A CN103214820 A CN 103214820A
Authority
CN
China
Prior art keywords
mixture
graphite
polyurethane material
isocyanic ester
composite polyurethane
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2013101174538A
Other languages
Chinese (zh)
Inventor
程尧
王磊
武京明
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.)
Anhui Fangyuan Plastic & Rubber Co Ltd
Original Assignee
Anhui Fangyuan Plastic & Rubber Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Fangyuan Plastic & Rubber Co Ltd filed Critical Anhui Fangyuan Plastic & Rubber Co Ltd
Priority to CN2013101174538A priority Critical patent/CN103214820A/en
Publication of CN103214820A publication Critical patent/CN103214820A/en
Pending legal-status Critical Current

Links

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

The invention discloses a graphite-doped composite polyurethane material. The material is prepared from the following raw materials in parts by weight: 5-15 parts of graphite mixture, 0.01-10 parts of catalyst mixture, 5-20 parts of flame retardant, 90-120 of mixture of polyol mixture and isocyanate or 90-110 of isocyanate modified by adopting polyester polyol with 40-1000 mgKOH/g hydroxyl value of two hydroxy functional groups on the basis of 4,4-methyl diphenylene diisocyanate through using an amine ester method. The material can be used for not only increasing the abrasion resistance of polyurethane, but also improving the flame retardant performance of the polyurethane material and achieving the purpose of abrasion resistance and flame retardancy.

Description

A kind of composite polyurethane material of doped graphite
Technical field
The present invention relates to the polyurethane material field, exactly is a kind of composite polyurethane material of doped graphite.
Background technology
Urethane is a kind of macromolecular material between plastics and rubber, has the title of " abrasive rubber ".Often be used to make housing material, and the association area of the polyurethane screen that preparation equipment uses, various thermal-insulating waterproofs.But the existing polyurethane material that is used to make the preparation equipment screen cloth, owing to the reason utmost point of working conditions is not wear-resisting, and difficulty of processing is big, causes cost too high; The urethane that the housing material of various thermal-insulating waterproofs is used, though can be good at playing waterproof thermal-insulated effect, but will burn in case run into fire, and this material of urethane is in case burning will produce the gas that contains hypertoxic prussic acid, the people sucks flatly will be dead, and therefore not only causing any property loss also can cause casualties.Therefore how to design, synthetic high abrasion and polyurethane material with certain flame retardant effect be that the synthetic person of urethane needs the problem that will solve badly.
Summary of the invention
The object of the present invention is to provide a kind of wear resisting property that not only will increase urethane, also will improve the flame retardant properties of polyurethane material simultaneously, with the composite polyurethane material of the doped graphite of the purpose that reaches abrasion resistant fire blocking.
Above-mentioned purpose realizes by following scheme:
A kind of composite polyurethane material of doped graphite is characterized in that: it is to be made by the raw material of following weight parts:
Graphite mixture 5-15;
Catalyst mixture 0.01-10;
Flame-retardant mixture 5-20;
The mixture 90-120 of polyol blends and isocyanic ester or with 4, it is the isocyanic ester 90-110 of 40--1000 mgKOH/g polyester polyol through the modification of ammonia ester method that 4 '-diphenylmethanediisocyanate adopts the hydroxyl value of two hydroxy functional groups for the basis;
The mixture of described polyol blends and isocyanic ester is made by the raw material of following weight parts:
Polyol blends 50-60
Isocyanic ester 40-60.
The composite polyurethane material of described a kind of doped graphite is characterized in that:
Described polyol blends is that hydroxyl value is 40--100 mgKOH/g with ethylene glycol, butyleneglycol any one or the two kinds of whiles polyester polyol as initiator, and acid number is 0.01--1.04mgKOH/g;
It is rough 4 that described isocyanic ester refers to, 4 '-diphenylmethanediisocyanate;
Described graphite mixture comprises particle diameter 10-80 nm nano-graphite and 2-200 μ m micron graphite;
Described catalyst mixture refers to one or more in amines catalyst and the organic tin catalyzer;
Described flame-retardant mixture comprises bromide fire retardant and organic phosphate flame-retardant agent composition or one of them.
The composite polyurethane material of described a kind of doped graphite is characterized in that: described amines catalyst refers to triethylamine, triethylenediamine, dimethyl benzylamine, 3,3'-two chloro-4, one or more in the 4'-diaminodiphenyl-methane; The organic tin catalyzer refers to one or more in stannous octoate, the dibutyl tin laurate.
The composite polyurethane material of described a kind of doped graphite, it is characterized in that: with said mixture mix by weight the back earlier in the baking oven the inside in 90-100 ℃ of following thermal pretreatment 9-11 hour, and then reaction 10-12h is promptly down in 95-105 ℃ to put into mould.
Beneficial effect of the present invention is: the present invention not only increases the wear resisting property of urethane, also will improve the flame retardant properties of polyurethane material simultaneously, has reached the purpose of abrasion resistant fire blocking.
Embodiment
Embodiment 1,
4,4 '-diphenylmethanediisocyanate is for to adopt the hydroxyl value of a plurality of hydroxy functional groups be 40--1000 mgKOH/g polyether glycol on the basis through 100 parts of the isocyanic ester of ammonia ester method modification, 10 parts of catalyst mixtures, 10 parts of graphite mixtures, 10 parts of flame-retardant mixtures mix the back and stir the injection mould fast.
Described
(one. polyol blends comprises:
The hydroxyl value that contains two hydroxy functional groups is the polyether glycol A 5%--10% of 40--800 mgKOH/g
The hydroxyl value that contains three hydroxy functional groups is the polyether glycol B 5%--70% of 300--800 mgKOH/g
The hydroxyl value that contains six hydroxy functional groups is the polyether glycol C 5%--50% of 300--800 mgKOH/g
The hydroxyl value that contains the phenyl ring hydroxy functional group is the polyester polyol D 5%--20% of 300--800 mgKOH/g
Hydroxyl value is 300--800 mgKOH/g Gum Rosin E 5%--20%,
Two. isocyanic ester comprises with rough 4, it is the isocyanic ester of initiator polyether glycol through the modification of ammonia ester method that 4 '-diphenylmethanediisocyanate (MDI) adopts ethylene glycol for the basis, the content of initial isocyanic ester (NCO) is 30.5%, (25 ° of C) viscosity is 330mpa.s, the content of isocyanic ester (NCO) is 20% behind 70 ° of C reaction 4h, and (25 ° of C) viscosity is 240mpa.s)
With said mixture mix by weight the back earlier in the baking oven the inside in 100 ℃ of following thermal pretreatment 10 hours, and then reaction 10h is promptly down in 100 ℃ to put into mould.
 
Hardness/Shao A Tensile strength/MPa Tear strength/KN/m Oxygen index Rebound value Akron abrasion/cm 3/1.61KM
87 40 80 26 50 0.027
Embodiment 2,
A kind of composite polyurethane material of doped graphite, it is to be made by the raw material of following weight parts (kg):
Polyol blends 45
Isocyanic ester 55
Graphite mixture 10
Catalyst mixture 6
Flame-retardant mixture 7.
Described polyol blends is with the polyester polyol of ethylene glycol as initiator, and hydroxyl value is 40--100 mgKOH/g, and acid number is 0.01--1.04mgKOH/g;
Described isocyanic ester is rough 4,4 '-diphenylmethanediisocyanate.
Described graphite mixture comprises particle diameter 10-80 nm nano-graphite and 2-200 μ m micron graphite;
To be amines catalyst and organic tin catalyzer form according to the mixed of 0.8:1 described catalyst mixture bag.
To be bromide fire retardant and phosphate flame retardant form according to the mixed of 1:1 described flame-retardant mixture.
Described amines catalyst is by triethylamine, triethylenediamine, dimethyl benzylamine, 3,3'-two chloro-4, and 4'-diaminodiphenyl-methane equal proportion is mixed and is got; The organic tin catalyzer is mixed and is got by stannous octoate, dibutyl tin laurate equal proportion.
With said mixture mix by weight the back earlier in the baking oven the inside in 100 ℃ of following thermal pretreatment 10 hours, and then reaction 10h is promptly down in 100 ℃ to put into mould.
 
Hardness/Shao A Tensile strength/MPa Tear strength/KN/m Oxygen index Rebound value Akron abrasion/cm 3/1.61KM
89 44 85 27 53 0.028

Claims (4)

1. the composite polyurethane material of a doped graphite, it is characterized in that: it is to be made by the raw material of following weight parts:
Graphite mixture 5-15;
Catalyst mixture 0.01-10;
Flame-retardant mixture 5-20;
The mixture 90-120 of polyol blends and isocyanic ester or with 4, it is the isocyanic ester 90-110 of 40--1000 mgKOH/g polyester polyol through the modification of ammonia ester method that 4 '-diphenylmethanediisocyanate adopts the hydroxyl value of two hydroxy functional groups for the basis;
The mixture of described polyol blends and isocyanic ester is made by the raw material of following weight parts:
Polyol blends 50-60
Isocyanic ester 40-60.
2. the composite polyurethane material of a kind of doped graphite according to claim 1 is characterized in that:
Described polyol blends is that hydroxyl value is 40--100 mgKOH/g with ethylene glycol, butyleneglycol any one or the two kinds of whiles polyester polyol as initiator, and acid number is 0.01--1.04mgKOH/g;
It is rough 4 that described isocyanic ester refers to, 4 '-diphenylmethanediisocyanate;
Described graphite mixture comprises particle diameter 10-80 nm nano-graphite and 2-200 μ m micron graphite;
Described catalyst mixture refers to one or more in amines catalyst and the organic tin catalyzer;
Described flame-retardant mixture comprises bromide fire retardant and organic phosphate flame-retardant agent composition or one of them.
3. the composite polyurethane material of a kind of doped graphite according to claim 1, it is characterized in that: described amines catalyst refers to triethylamine, triethylenediamine, dimethyl benzylamine, 3,3'-two chloro-4, one or more in the 4'-diaminodiphenyl-methane; The organic tin catalyzer refers to one or more in stannous octoate, the dibutyl tin laurate.
4. the composite polyurethane material of a kind of doped graphite according to claim 1, it is characterized in that: with said mixture mix by weight the back earlier in the baking oven the inside in 90-100 ℃ of following thermal pretreatment 9-11 hour, and then reaction 10-12h is promptly down in 95-105 ℃ to put into mould.
CN2013101174538A 2013-04-07 2013-04-07 Graphite-doped composite polyurethane material Pending CN103214820A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013101174538A CN103214820A (en) 2013-04-07 2013-04-07 Graphite-doped composite polyurethane material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013101174538A CN103214820A (en) 2013-04-07 2013-04-07 Graphite-doped composite polyurethane material

Publications (1)

Publication Number Publication Date
CN103214820A true CN103214820A (en) 2013-07-24

Family

ID=48813007

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013101174538A Pending CN103214820A (en) 2013-04-07 2013-04-07 Graphite-doped composite polyurethane material

Country Status (1)

Country Link
CN (1) CN103214820A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103770268A (en) * 2014-01-13 2014-05-07 安徽鑫诺矿业装备制造有限公司 Forming method of non-planar polyurethane screen meshes
CN105568707A (en) * 2015-12-22 2016-05-11 福建华夏合成革有限公司 Wear-resistant artificial leather
CN106366283A (en) * 2016-09-27 2017-02-01 湖北创鑫聚氨酯材料有限公司 Novel polyurethane material
CN113462146A (en) * 2021-07-06 2021-10-01 佛山市协通橡塑制品有限公司 Soft running board wearing layer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1724577A (en) * 2004-07-23 2006-01-25 四川大学 Preparation of expandable graphite filled high dendensity hard polyurethane foamed plastic
CN101265358A (en) * 2008-05-13 2008-09-17 北京科聚化工新材料有限公司 Hard polyurethane foam, preparation method and application thereof
CN101503567A (en) * 2009-03-05 2009-08-12 中国科学技术大学 Nano composite expansion flame-retardant polyurethane foam plastic and preparation thereof
CN102532469A (en) * 2011-12-28 2012-07-04 南京双威生物医学科技有限公司 Graphite composite modified fire-retardant anti-static polyurethane and adhesive plaster
CN102719086A (en) * 2012-07-02 2012-10-10 江苏科泰绝热新材料有限公司 Flame retarding polyurethane foam and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1724577A (en) * 2004-07-23 2006-01-25 四川大学 Preparation of expandable graphite filled high dendensity hard polyurethane foamed plastic
CN101265358A (en) * 2008-05-13 2008-09-17 北京科聚化工新材料有限公司 Hard polyurethane foam, preparation method and application thereof
CN101503567A (en) * 2009-03-05 2009-08-12 中国科学技术大学 Nano composite expansion flame-retardant polyurethane foam plastic and preparation thereof
CN102532469A (en) * 2011-12-28 2012-07-04 南京双威生物医学科技有限公司 Graphite composite modified fire-retardant anti-static polyurethane and adhesive plaster
CN102719086A (en) * 2012-07-02 2012-10-10 江苏科泰绝热新材料有限公司 Flame retarding polyurethane foam and preparation method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103770268A (en) * 2014-01-13 2014-05-07 安徽鑫诺矿业装备制造有限公司 Forming method of non-planar polyurethane screen meshes
CN105568707A (en) * 2015-12-22 2016-05-11 福建华夏合成革有限公司 Wear-resistant artificial leather
CN105568707B (en) * 2015-12-22 2017-10-27 福建华夏合成革有限公司 A kind of wear-resistant artificial leather
CN106366283A (en) * 2016-09-27 2017-02-01 湖北创鑫聚氨酯材料有限公司 Novel polyurethane material
CN113462146A (en) * 2021-07-06 2021-10-01 佛山市协通橡塑制品有限公司 Soft running board wearing layer
CN113462146B (en) * 2021-07-06 2023-08-15 佛山市协通新材料制造有限公司 Soft running plate wear-resisting layer

Similar Documents

Publication Publication Date Title
CN102391766B (en) Flame-retardant spray polyurea elastomer coating and preparation method thereof
CN102226016B (en) Nano-mesoporous molecular sieve synergistic intumescent flame-retardant rubber and preparation method thereof
CN113637142B (en) Spraying type flame-retardant polyurethane composite material and preparation method and use method thereof
CN103214820A (en) Graphite-doped composite polyurethane material
CN101186723B (en) Ultra-wearable rubber formulation for sports shoes sole
CN110128615B (en) Waterborne polyurethane and preparation method and application thereof
CN106633915A (en) Highly flame-retardant halogen-free environment-friendly silicone rubber and preparation method thereof
CN104130567B (en) A kind of modified TPU mixing material of electric automobile vehicle-mounted charging spring wire and preparation method thereof
CN105419307A (en) Environment-friendly polyurethane composite plastic runway material and preparation method thereof
CN103387652A (en) Method for preparing environmentally-friendly polyurethane plastic for track
CN103626951A (en) Special engineering material for reinforcement and preparing method therefor
CN108164991B (en) Polyurethane elastomer composite material for tire filling and preparation method and application thereof
CN102730366A (en) Anti-burning conveyor belt
CN104292597A (en) EVA luminous shoe material and preparation method thereof
RU2014101621A (en) FOAM POLYMER BASED ON THE ISOCYANATE WITH IMPROVED THERMAL INSULATION PROPERTIES
CN102558626A (en) Oil resistance rubber and application thereof
CN102964562A (en) Polyurethane elastomer composite material for paving warship ground and preparation method thereof
CN105949750A (en) Environment-friendly slide-proof abrasion-resistant high-elasticity composite plastic material applied to tracks
CN103540002A (en) High-toughness modified butadiene-acrylonitrile rubber cable material
CN103910844B (en) A kind of halogen-free low-smoke rigid polyurethane foam and preparation method thereof
CN105566892A (en) Modified carbon fiber/polyurethane composite material and preparation method thereof
CN104045924A (en) Rubber composition of shock pad for air conditioning compressor and processing technology of rubber composition
CN103254399A (en) High-water-pressure-resistant cold-resistant polyurethane resin and preparation method thereof
CN105061908A (en) Special rubber flame-retardant floor for passenger car
CN102030931B (en) Chloroprene rubber pipe sizing material doped with co-chlorinated polyether reclaimed rubber

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C12 Rejection of a patent application after its publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20130724