ngwaahịa

Ọkara molekụla arọ PET Polyether

Nkọwa dị mkpirikpi:

Aha Chemical: PET Polyether

Ụdị: 1. Dị ala Molecular arọ PET Polyether

2. Ọkara Molecular arọ PET Polyether

3. Elu Molecular arọ PET Polyether

Mara: Anyị nwere ike nyocha ma mepụta ụdị ọhụrụ ọ bụla nke Medium Molecular Weight PET Polyether dị ka ọchịchọ pụrụ iche nke ndị ahịa anyị siri dị.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa ngwaahịa

Ọ bụ mmiri mmiri na ụlọ okpomọkụ, ya mere ọ dị mfe iji na nhazi. The iko mgbanwe okpomọkụ bụ -80 ℃ (-112 ℉) na magburu onwe ala okpomọkụ Njirimara. Njirimara igwe nke ngwaahịa elastomer ya dị nso na PTMG.

Ọ nwere ihe arụrụ arụ na-ekpo ọkụ dị ala yana oke ojiji dị oke ọkụ.

N'ihi ngbanwe nke molikula ya dị mma, ọ nwere ike dochie PTMG na akpụkpọ anụ na ink na-agbanwe agbanwe. A pụkwara iji ya mee ihe maka ntanye na-eguzogide okpomọkụ dị ala, mkpuchi, polyurethane elastomer, wdg.

Mbukota & Nchekwa

Ejiri ya na 50kg / drum, 170kg / drum, Oge nchekwa bụ 1 afọ.

Ntuziaka nchekwa:

Nchekwa kwesịrị ịdị jụụ, kpọrọ nkụ na ikuku. Ọnọdụ kachasị mma bụ n'etiti -20 ~ 38 ℃. Ndụ nchekwa nke ọnwa 12, ọ bụrụ na ọ kubie ume, a ka na-eji ya ma ọ bụrụ na ọ ruru ogo site na ịnwale. Mgbe njem kwesịrị izere mmiri ozuzo, ìhè anyanwụ. Ejikọtala ya na oxidizer siri ike.

Nkọwapụta

Arọ Molecular dị ala PET Polyether

Ihe

Index

Ụdị

L-PTE 1

L-PTE 2

L-PTE 3

Ibu molekụla

400-600

800-1200

1700-2300

Nọmba Hydroxyl (mgKOH/g)

177.7 - 266.5

88.8 - 133.2

46.3 - 62.7

Uru acid (mgKOH/g)

≤0.05

≤0.05

≤0.05

Mmiri (%)

≤0.05

≤0.05

≤0.05

 

Ọkara molekụla arọ PET Polyether

Ihe

Index

Ụdị

Bifunctionality

Ọrụ atọ

Ibu molekụla

5000 ± 500

4500-7000

Nọmba Hydroxyl (mgKOH/g)

16.2 - 26.4

19.5 - 45.0

Uru acid (mgKOH/g)

≤0.10

≤0.10

Mmiri (%)

≤0.10

≤0.10

 

Elu Molecular arọ PET Polyether

Ihe

Index

Ụdị

H-PTE 1

H-PTE 2

Ibu molekụla

7000-9000

7000-9000

Nọmba Hydroxyl (mgKOH/g)

11. 8 - 15.2

18.0 - 23.2

Uru acid (mgKOH/g)

≤0.10

≤0.10

Mmiri (%)

≤0.10

≤0.10


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