Litaba

Likarolo tsa Litaba

Epoxidation ea HTPB: Ts'ebetso le Tšebeliso

Likarolo tsa CTBN le libaka tsa ts'ebeliso

thepa e tsoetseng pele HTBN Hydroxy-terminated nitrile butadiene rabara

Liemeli tse ncha tse ntseng li tsoela pele tsa Bonding tse kang HTPB, EHTPB, ATBN, HTBN, CTBN...

Hydrogenated HTPB CAS 69102-90-5 Hydrogenated Hydroxyl Group-Terminated Polybutadiene

2,4,7,9-Tetramethyl-5-Decyne-4,7-Diol CAS 126-86-3 e nang le lisebelisoa tse ngata tse ngata tse nang le lisebelisoa tse metsi, tse senyang le ho qhalakanya.

Hexagonal Boron Nitride: Sesebediswa se Hlollang se Nang le Mesebetsi e Mengata

Boron Nitride: Ho Hlahloba Likopo tse ngata tsa Powder

HTPB ka har'a mafura a rokete ke eng?

Liemeli tse ncha tse ntseng li tsoela pele tsa Bonding tse kang HTPB, EHTPB, ATBN, HTBN, CTBN...

2024-05-29

Feme ea rona e ncha e hlahisitse li-bonding agents, joalo kaHTPB,EHTPB,ATBN,HTBN,CTBN, joalo-joalo...

Bakeng saHTPB joalo ka diaphaneity e ntle, viscosity e tlase, khanyetso ea botsofali, ts'ebetso e tlase ea mocheso, Hydrolysis resistance, acid le alkali resistance, ho hanyetsoa ha ho roala le thepa e ntle ea ho kenya motlakase le ts'ebetso ea ts'ebetso e ntle. HTPB e ka sebelisoa ho Adhesive, Sealents, Coatings, propellants(HTPB+AP+Al), joalo-joalo mefuta e mengata ea ts'ebeliso.

Likarolo tse fapaneng ke tse latelang:

Ntho	Sehlopha sa I	Sehlopha sa II	Sehlopha III	Sehlopha sa IV	GradeV	SehlophaVI
Ponahalo	Mokelikeli o bonaletsang o se nang 'mala kapa o mosehla o bobebe, o se nang litšila tse bonahalang
Boleng ba Hydroxyl, (mmol/g)	0.47-0.53	0.54-0.64	0.65-0,70	0.71-0,80	0.81-1.00	1.00-1.40
Viscosity(40℃ Pa.s)≤	9.5	8.5	4.0	3.5	5.0	3.0
Karolo ea boima ba peroxide, %≤	0.04	0.04	0.05	0.05	0.10	0.10
Mongobo,wt%≤	0.05	0.05	0.05	0.05	0.10	0.10
Litaba tse sa fetoheng,%≤	0.5	0.5	0.65	0.65	1.0	1.0
Boima ba molek'hule	3800-4600	3300-4100	3000-3600	2700-3300	2300-3000	1200-1800
Tlhokomeliso: Re ka kopanyamofuta ofe kapa ofe oa HTPBho latela bareki litlhaloso tse ling kopo.

Bakeng saEHTPB , EHTPB ke ketane ea limolek'hule ea HTPB e hlahisang lihlopha tsa epoxy, tse nang le melemo e kang ho hanyetsa oli, ho hanyetsa botsofali, pepeneneng e ntle, le ts'ebetso e ntle ea mocheso o tlaase. Lihlopha tsa hydroxyl qetellong ea ketane ea limolek'hule le lihlopha tsa hydroxyl ka har'a ketane ea limolek'hule Sehlopha sa epoxy ke sehlopha se sebetsang se ka phekolehang ka li-isocyanate tse fapa-fapaneng le li-epoxy folisa li-polymer tse phekotsoeng li na le thepa e ntle ea 'mele le lik'hemik'hale, matla a babatsehang a ho khomarela ho. lisebelisoa tse sa tšoaneng tse se nang tšepe tse kang tšepe le khalase, thepa e ntle ea dielectric, tekanyo e tlaase ea shrinkage, le boima bo phahameng tekanyo e phahameng, e tsitsitseng ho alkali le meqolo e mengata, e ka ntlafatsa haholo thepa ea mechine, matla a sekhomaretsi, le ho hanyetsa mocheso oa thepa ea polyurethane.

EHTPB e ka sebelisoa bakeng sa li-adhesives, sealants, coatings, epoxy resin toughening, polyurethane elastomers, joalo-joalo.

Limaraka ka tsela e latelang:

ITEM	EHTPB-1	EHTPB-2	EHTPB-3
Boleng ba Hydroxyl(mmol/g)	0.7-1.5
Boleng ba epoxide,wt%	0.5-1.5	2.0-4.0	4.5 - 5.5
Viscosity (40℃,Pa.S)	≤5.0	≤20	≤50
Mongobo,% ≤	0.05	0.05	0.05
Boima ba molek'hule	2000-4000
* Ho feta moo: Re ka etsa lipatlisiso le ho hlahisa mofuta ofe kapa ofe o mocha oa EHTPB ho latela tlhoko e khethehileng ea bareki ba rona.

Bakeng saATBN , ATBN ke rabara ea nitrile ea metsi e nang le lihlopha tse sebetsang tsa amino lipheletsong tse peli tsa ketane ea molek'hule, e ka phekolehang ka li-isocyanate tse phekolang kapa tsa itšoara ka lihlopha tsa epoxy bakeng sa ho phekola. ATBN e na le khanyetso e ntle ea oli, ho hanyetsa mocheso, ho hanyetsa ho apara le ho khomarela ka matla. E ka fokotsa mocheso oa gel le ho folisa mocheso oa resin ea epoxy ha o thatafatsa resin ea epoxy.

The ATBN haholo-holo e sebelisoang e le ntho e thatafatsang bakeng sa epoxy resin, e ka ntlafatsa ho tiea ha lisebelisoa tse kopantsoeng, ho ntlafatsa matla a ho kuta le matla a peel, hape e ka sebelisoa e le sekhomaretsi se arohaneng le sealant.

Likarolo tse fapaneng tsa ATBN ke tse latelang:

ITEM	ATBN-1	ATBN-2
Boleng ba amine,wt%	0.8-1.2	0.8-1.2
Viscosity (40℃,Pa.S)	≤10	≤30
Mongobo,% ≤	0.05	0.05
Likahare tsa Acrylonitrile,%	10-20	22-28
Boima ba molek'hule	2000-3000	2000-3000
* Ho feta moo: Re ka etsa lipatlisiso le ho nts'etsapele mofuta ofe kapa ofe o mocha oa HTBN ho latela tlhoko e khethehileng ea bareki ba rona.

Bakeng saHTBN , HTBN ke rabara ea nitrile ea metsi e nang le lihlopha tse sebetsang tsa hydroxyl lipheletsong tse peli tsa ketane ea molek'hule, e nang le thepa e tšoanang ea 'mele le lik'hemik'hale joaloka rabara ea nitrile' me e ka phekoloa ka li-isocyanate tse phekolang, E na le ts'ebetso e ntle ea reactivity le ts'ebetso ea ts'ebetso. HTBN e na le khanyetso e ntle ea oli, ho hanyetsa mocheso, ho hanyetsa ho roala, le matla a matla a ho khomarela.

HTBN e sebelisoa haholo-holo e le ntho e thatafatsang bakeng sa likhomaretsi, liphahlo le li-resin, e ka ntlafatsa ho tiea, ho khomarela, ho tšoarella, oli le ho hanyetsa mocheso oa thepa e kopantsoeng.

Mefuta e fapaneng ea HTBN ka tsela e latelang:

ITEM	HTBN-1	HTBN-2
Boleng ba Hydroxyl,wt%	0.8-1.2	0.8-1.2
Viscosity (40℃,Pa.S)	≤10	≤30
Mongobo,% ≤	0.05	0.05
Likahare tsa Acrylonitrile,%	10-18	20-28
Boima ba molek'hule	2000-3000	2000-3000
* Ho feta moo: Re ka etsa lipatlisiso le ho nts'etsapele mofuta ofe kapa ofe o mocha oa HTBN ho latela tlhoko e khethehileng ea bareki ba rona.

Bakeng saCTBN , The liquid carboxyl-terminated butadiene acrylonitrile ke mofuta o mong oa rabara ea metsi e nang le sehlopha sa carboxyl e le sehlopha sa tšebetso, 'me khoutu ea eona ke CTBN, e ka sebelisoa ka kakaretso libakeng tsa lifofane le tsa sechaba. Ka tloaelo CTBN e sebelisoa e kopantsoe le somatotype resin. CTBN e nang le sehlopha se sebetsang sa carboxyl-term e ka sebetsana le epoxy resin e le ho matlafatsa ho tiea.

e ka fapanyetsana Hypro 1300x13 CTBN ka Hunstman.

ka ts'ebetso e kang:

1. E ntlafatsa ho tiea le ho feto-fetoha ha li-resin tsa thermoset

2. E ntlafatsa ho khomarela li-substrates tseo ho leng thata ho li kopanya

3. E eketsa tšusumetso le khanyetso ea ho peperana

4. E ntlafatsa ho tšoarella (ho hanyetsa mokhathala)

5. E eketsa thepa ea mechine ea mocheso o tlaase

6. Phetolelo ea FDA e fumaneha

Mefuta e fapaneng ke ena:

ITEM	CTBN-1	CTBN-2	CTBN-3	CTBN-4	CTBN-5
Boleng ba carboxyl(mmol/g)	0.45-0,55	0.55-0,65	0.55-0,65	0.65-0,75	0.6-0.7
Ponahalo	Amber Viscous liquid , ha ho na litšila tse bonahalang
Viscosity (27℃,Pa.S)	≤180	≤150	≤200	≤100	≤550
Litaba tsa Acrylonitrile,%	8.0-12.0	8.0-12.0	18.0-22.0	18.0-22.0	24.0-28.0
Mongobo,wt% ≤	0.05	0.05	0.05	0.05	0.05
Litaba tse sa fetoheng,% ≤	1.0	1.0	1.0	1.0	1.0
Boima ba molek'hule	3600-4200	3000-3600	3000-3600	2500-3000	2300-3300
* Ho feta moo: Re ka etsa lipatlisiso le ho nts'etsapele mofuta ofe kapa ofe o mocha oa CTBN ho latela tlhoko e khethehileng ea bareki ba rona.

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