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Yi aiki yanzu tare da DDI (Dimeryl Diisocyanate) CAS NO. 68239-06-5 don polyurethanes masu hana ruwa shiga
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Yi aiki yanzu tare da DDI (Dimeryl Diisocyanate) CAS NO. 68239-06-5 don polyurethanes masu hana ruwa shiga

2026-04-22

Sau da yawa za ka ga yadda ruwa ke shafar matsalar shafa fenti na polyurethane. Kayayyaki da yawa suna nuna ƙananan kusurwoyin hulɗa da ruwa, kamar bakin ƙarfe a 76.3°, sarrafa polyurethane a 95.2°, da kuma wasu shafa fenti na polyurethane masu kashe ƙwayoyin cuta a ƙasa da 83°. DDI (Dimeryl Diisocyanate) Lambar CAS. 68239-06-5 tana kawar da waɗannan matsalolin. Tsarinta na musamman yana ba ku damar ƙirƙirar samfuran polyurethane masu ɗorewa waɗanda ba sa shiga ruwa kuma ba sa shiga ruwa.

Muhimman Abubuwan Da Ake Ɗauka

  • DDI (Dimeryl Diisocyanate) yana ƙirƙirar polyurethanes masu hana ruwa shiga wanda ke hana danshi, yana tabbatar da dorewa da tsawon rai a aikace-aikace daban-daban.
  • Amfani da A'A yana inganta aikin samfuran polyurethane ta hanyar rage matsaloli kamar ƙuraje da lalacewar hana ruwa shiga, wanda ke haifar da sakamako masu inganci.
  • Haɗawa A'A A cikin tsarin ku abu ne mai sauƙi: zaɓi polyol da ya dace, a haɗa a ƙarƙashin yanayin da aka sarrafa, sannan a gwada juriyar ruwa don cimma ingantaccen aiki.

Jin Daɗin Ruwa a Polyurethanes

Ruwa
Tushen Hoto: bazuwar

Ma'ana da Tasiri

Rashin ruwa yana shafar yadda kayayyakin polyurethane ke aiki da kuma dorewa. Idan ka yi amfani da polyurethane a cikin shafa ko manne, danshi na iya haifar da matsaloli da yawa. Kuna iya ganin ƙuraje, gazawar hana ruwa shiga, ko ma lalacewar kayan. Ƙwaro na iya girma idan ruwa ya shiga cikin kayan. Teburin da ke ƙasa yana nuna manyan tasirin da rashin ruwa ke yi akan kayayyakin polyurethane:

Nau'in Tasiri Bayani
Jin Daɗin Danshi Kayayyakin polyurethane suna da matuƙar saurin kamuwa da danshi, wanda ke shafar aikinsu da tsawon rayuwarsu.
Kumburi Layer ɗin PU zai iya yin kumfa idan ba a manne shi da kyau a kan substrate ba.
Kurakuran hana ruwa shiga Amfani da shi ba daidai ba zai iya haifar da matsala a tsarin hana ruwa shiga, wanda hakan ke haifar da zubewar ruwa.
Lalacewar Kayan Aiki Zubar ruwa na iya haifar da girman mold da lalacewar kayan.

Kana buƙatar magance waɗannan matsalolin domin kayayyakin polyurethane ɗinka su kasance abin dogaro kuma masu ɗorewa.

Kalubale a Tsarin Gargajiya na Isocyanate

Tsarin isocyanate na gargajiya yana fuskantar ƙalubale da dama idan aka fallasa shi ga danshi. Sau da yawa kuna fuskantar halayen da ba a so waɗanda ke rage ingancin polyurethane ɗinku. Ga wasu matsaloli gama gari:

  • Isocyanates suna amsawa da sauri tare da danshi, wanda zai iya haifar da kumfa da tarin matsi.
  • Wannan amsawar tana samar da urea da carbon dioxide, wanda ke rage isocyanate da ake da shi.
  • Waɗannan matsalolin suna sa ya yi wuya a sarrafa halayen ƙarshe na samfurin ku.

Za ku iya shawo kan waɗannan ƙalubalen ta hanyar zaɓar mafita na gaba kamar DDI (Dimeryl Diisocyanate) Lambar CAS. 68239-06-5. Wannan zaɓin yana taimaka maka ƙirƙirar polyurethanes masu hana ruwa shiga waɗanda ke jure danshi kuma suna daɗe.

DDI (Dimeryl Diisocyanate) Lambar CAS. 68239-06-5: Maganin Polyurethanes Masu Tauye Ruwa

A'A
Tushen Hoto: bazuwar

Sifofin Sinadarai na Musamman na A'A

Kana son kayayyakin polyurethane ɗinka su daɗe kuma su kasance masu ƙarfi, ko da a cikin yanayi mai danshi. DDI (Dimeryl Diisocyanate) CAS NO. 68239-06-5 ya shahara saboda tsarin sinadarai na musamman. Wannan mahaɗin yana da dogon kashin baya mai carbon 36, wanda ke ba shi sassauci da ƙarfi. Ƙarfin da yake da shi yana sa ya zama da sauƙi a gare ka ka haɗa shi da riƙe shi. DDI kuma yana nuna ƙarancin guba, don haka zaka iya amfani da shi lafiya a aikace-aikace da yawa.

Bari mu kwatanta DDI da sauran isocyanates da ake amfani da su wajen samar da polyurethane. Teburin da ke ƙasa yana nuna yadda nauyin kwayoyin DDI, abubuwan da ke cikin NCO, da guba suka bambanta da sauran zaɓuɓɓuka:

Ƙayyadewa Nauyin kwayoyin halitta mai alaƙa Abubuwan da ke cikin NCO, % Chlorine mai narkewa cikin ruwa, % Matsin tururi, mmHg Matsayin narkewa, ℃ Guba
A'A 600 13.6 ~ 15.2 -34.4 ƙarancin guba
IPDI 222.2 37.8 0.02 0.003 (20℃) -60 guba ta tsakiya
Tsarin TDI 174 48.3 0.01 0.042 (20℃) 5 ~ 6.5 guba mai yawa
MDI 250.26 33.6 0.05 - 38 guba ta tsakiya

Za ka iya ganin cewa DDI (Dimeryl Diisocyanate) CAS NO. 68239-06-5 yana da nauyin kwayoyin halitta mafi girma da kuma ƙarancin guba fiye da sauran isocyanates. Wannan yana nufin za ka sami samfuri mafi aminci da kwanciyar hankali.

Tsarin Amsawa Idan Aka Kwatanta Da Sauran Isocyanates

Idan ka yi amfani da DDI, za ka sami wata hanyar amsawa daban idan aka kwatanta da isocyanates na gargajiya. DDI yana yin aiki da polyols don samar da haɗin urethane mai ƙarfi. Dogon sarkar carbon a cikin DDI yana taimakawa wajen ƙirƙirar hanyar sadarwa mai sassauƙa. Wannan hanyar sadarwa tana tsayayya da karyewa lokacin da aka fallasa ta ga ruwa ko damuwa.

Sauran isocyanates, kamar TDI ko MDI, suna amsawa da sauri da ruwa. Wannan na iya haifar da kumfa da rauni a cikin polyurethane ɗinku. Tsarin DDI yana rage halayen da ba a so tare da danshi. Kuna samun iko mafi kyau akan tsarin warkarwa. Samfurin ku na ƙarshe yana kasancewa mai santsi da ƙarfi, koda kuwa akwai ɗan danshi yayin amfani.

Shawara: Amfani da DDI yana taimaka maka ka guji matsalolin da aka saba gani kamar kumfa ko tsagewa a cikin rufin polyurethane ɗinka.

Sakamakon Aiki A Karkashin Ruwa

Kana son kayayyakin polyurethane ɗinka su yi aiki mai kyau, ko da a cikin yanayi mai danshi ko danshi. Polyurethanes masu tushen DDI suna nuna kyakkyawan sakamako idan aka fallasa su ga ruwa na dogon lokaci. Suna tsayayya da hydrolysis, wanda ke nufin ruwa ba ya lalata kayan cikin sauƙi. Wannan yana haifar da tsawon rai ga samfuranka.

Ga taƙaitaccen bayani game da yadda polyurethanes masu tushen DDI ke aiki a ƙarƙashin fallasa ruwa:

Halaye Bayani
Daidaiton ruwa Polyurethanes masu tushen DDI suna jure ruwa da danshi
Tsawaita rayuwar sabis Suna tsawaita rayuwar sabis a cikin yanayi mai danshi ko fallasa

Za ka iya amincewa da DDI (Dimeryl Diisocyanate) CAS NO. 68239-06-5 don kiyaye kayayyakin polyurethane ɗinka su kasance masu tsafta kuma abin dogaro. Wannan ya sa ya zama zaɓi mai kyau ga shafa, manne, da sauran aikace-aikace inda danshi ke damun su.

Fa'idodi da Aiwatarwa DDI (Dimeryl Diisocyanate) Lambar CAS. 68239-06-5

Ingantaccen Dorewa da Tsawon Rai

Kana son samfuran polyurethane da za su daɗe. Idan ka yi amfani da DDI (Dimeryl Diisocyanate) CAS NO. 68239-06-5, za ka sami shafa mai da kuma abin rufe fuska waɗanda ke hana ruwa da kuma ci gaba da ƙarfi. Polyurethanes masu DDI suna nuna ƙarancin raguwar danko da kuma ƙarancin samar da ƙimar acid bayan an fallasa su ga zafi mai yawa. Wannan yana nufin samfuranka suna ci gaba da kasancewa cikin siffarsu da aikinsu na tsawon lokaci. Hakanan zaka ga ƙarancin rawaya, don haka shafa mai zai yi kyau koda bayan an fallasa shi da UV.

Amfani da Yawa a Fadin Masana'antu

Za ka iya amfani da DDI a masana'antu da yawa. Yana aiki sosai a fannin kammala masaku, manne, elastomers, sealants, coatings, da tawada. Za ka sami DDI a aikace-aikacen soja da na farar hula. Yana taimaka maka ƙirƙirar masaku masu hana ruwa shiga, coatings masu ƙarfi don itace da ƙarfe, da kuma elastomers masu sassauƙa. Za ka sami sakamako mai inganci ko kana aiki a gini, yadi, ko mota.

Fa'idodin Farashi da Aiki

Ka lura cewa DDI yana da kyau ga muhalli kuma yana ƙara shahara. Kuɗaɗen da ake kashewa don DDI sun ragu, amma diisocyanates masu tushen halitta kamar DDI har yanzu suna iya zama masu tsada fiye da zaɓuɓɓukan gargajiya. Kuna biyan kuɗi da yawa a gaba, amma kuna samun fa'idodin aiki. Polyurethanes masu DDI suna hana ruɓewa da canza launin rawaya, don haka kuna kashe kuɗi kaɗan akan gyara da maye gurbinsu.

  • DDI tana ba da ingantaccen juriya ga ruwa.
  • Za ka sami ingantaccen juriya da kwanciyar hankali na launi.
  • Kuna tallafawa ilmin sunadarai na kore a cikin samfuran ku.

Matakai don Haɗawa A'A a cikin Tsarin Polyurethane

Zaka iya ƙara DDI zuwa ga tsarin polyurethane ɗinka cikin 'yan matakai kaɗan masu sauƙi:

  1. Zaɓi polyol da ya dace don aikace-aikacenku.
  2. Haɗa DDI da polyol ɗinku a ƙarƙashin yanayin da aka sarrafa.
  3. Daidaita rabon don cimma sassauci da ƙarfi da ake so.
  4. A dafa hadin a yanayin zafi da aka ba da shawarar.
  5. Gwada samfurin ƙarshe don tabbatar da juriyar ruwa da dorewa.

Shawara: Koyaushe ku bi ƙa'idodin aminci lokacin amfani da isocyanates.


Za ka iya amincewa DDI (Dimeryl Diisocyanate) Lambar CAS. 68239-06-5 don samfuran polyurethane masu hana ruwa shiga, masu ɗorewa. Masana'antu da yawa yanzu suna zaɓar wannan mafita saboda aminci, ingantaccen samarwa, da kuma ƙaruwar darajar kasuwa.

  • Darajar kasuwa ta tashi daga dala miliyan 120 zuwa dala miliyan 450 cikin shekaru biyu.
  • Dokokin duniya suna tabbatar da amfani da shi cikin aminci da kuma alhaki.
Riba Bayani
Rage Sauyawa Rage tururi, wurin aiki mafi aminci
Samarwa Mai Kyau Sakamako masu inganci ga masana'antun

Tambayoyin da ake yawan yi akai-akai

Abin da ke sa DDI (Dimeryl Diisocyanate) na musamman ga polyurethanes masu hana ruwa shiga?

Za ka samu kashin bayan carbon mai karfin 36. Wannan yana ba wa polyurethane ɗinka juriyar ruwa, sassauci, da kuma ƙarancin guba.

Za ka iya amfani da A'A a cikin masana'antu daban-daban?

  • Za ka iya amfani da DDI a cikin yadi, shafi, manne, sealants, da tawada.
  • DDI tana aiki ne don kayayyakin soja da na farar hula.