Kade nna ai aten hta, mungdan kata na hka htung hpe ginjaw kaw nna galaw shapraw ngut ai hpang, grai n-gun ja wa ai gaw, grau grau dan dawng wa sai. Ndai shaning nnan kaw nna, wan sau htu ai shara nkau mi gaw, n-gun n rawng ai masa hta rai nga ai, dai hta n-ga, 40% hte 50% 50%{3} Npu kaw na, kata lam hte shinggan manghkang ni a majaw hkra machyi hkrum ai lawu na tyre hpaga hpung ni mung, n-gun jat wa ai aten hta, gat lawk gaw n law jat wa ai sha, n-gun yawm mat wa ai, dai hta n-ga bai nna, galaw shapraw ai hpaga hpung ni a lapran shingjawng ai lam hpe grau grau jat wa shangun ai, shing nrai, galaw shapraw ai hpaji masa hpe gram lajang ai lam hte gram lajang ai lam hpe n-gun jaw ai..
{0}} Buda gumhpraw hte seng ai rubber
Budadiene rubber hpe cis-rich budinbber, butadene rubber ngu nna shamying ai, n-gun rawng ai, n-gun rawng ai hku nna, n-gun rawng ai, synthesis hku nna, n-gun rawng ai n-gun rawng ai, n-gun ja ai, n-gun ja ai n-gun hpe ninghkap lu ai atsam, n-gun kaba ai, n-gun n law ai, n-gun n law ai, n-gun n law ai, n-gun n law ai, n-gun n law ai, n-gun n law ai, n-gun n rawng ai, n-gun ja ai n-gun hpe ninghkap lu ai atsam, n-gun ja ai, n-gun ja ai, n-gun ja ai, n-gun ja ai hpaji masa ni hpe shawng nnan e galaw shapraw ai. arawn alai ni hpe; tyre tread, maga de na tyre hkum hkrang hpe galaw shapraw ai hta lang ai, rubber tape, rubber hose hte kaga hpaga lam ni hpe galaw ai hta mung lang ai, raitim shi a arawn alai ni gaw myi prwi n-gun n law ai, hka lim ai slip hpe ninghkap lu ai atsam n kaja ai, raw rubber. a katsi ai hka lwi ai lam n kaja ai.
Dai majaw, n-gun n rawng ai n-gun n-gun garan ginhka ai lam gaw grau law ai, n-gun n law ai molecular weight garan ginhka ai lam n nga ai, dai majaw grup yin shimlam, shim lum ai hku galaw lu ai, rubber mixing hpe grau law hkra n-gun shayawm lu ai hte n-gun n-gun jat wa ai, n-gun shayawm lu ai, n-gun shayawm lu ai, n-gun n-gun hpe shayawm lu ai, tyre rolling hpe ninghkap lu ai n-gun yawm ai, aten langai hta sha, n-gun shayawm lu ai arung arai ni hpe galaw shapraw ai hta jai lang ai.
Rare ga ntsa na rubber rubber catalytic system
Catalytic system hku nna, mungkan a shuding rubber galaw shapraw ai company ni lang ai hpaji masa ni hpe, masa kaba manga hku garan mai ai: nickel, cobalt, lithium, titanium, hte n law htum lamu ga (neodmium){0}}titanium, nickel hte cobalt masa gaw, n law htum n law htum earth system hpe rawt jat galu kaba wa na matu madung lang ai, n law htum n-gun rawng ai lam re. 1960 ning hta, 1965 ning hta, 1965 ning hta, 1960 ning hta, n-gun ja ai nickel catalysts ni hpe awng dang ai hku rawt jat galu kaba wa hkra, 1985 ning hta, hpaji masa hta awng dang ai lam nnan ni hpe bu hpun nna galaw hpang wa ai, 1985 ning hta, hpaji masa hta awng dang ai lam nnan ni hpe, n-gun ja ai rubber galaw shapraw hpang wa ai, amyu sha hpaji masa hte hpaji masa rawt jat galu kaba wa ai lam hpe, laksan kumhpa jaw ai, Miwa ni a nickel galaw shapraw ai hpaji hte nickel hpe, 1985 ning hta, laksan kumhpa jaw ai. mungkan hta rawt jat galu kaba wa ai madang hta galaw shapraw ai arung arai ni a hkam kaja lam hpe n-gun jaw ai wa..
Nickel catalytic system a arawn alai:
1. Nickel catalytic system gaw, n-gun law law hpe shingdaw ai lam rai nga ai. Tsi mawan ni a shadawn shadang, lusha jaw sha ai ladat hte asak kaba wa ai masa gaw, catalytic system a shamu shamawt ai lam hpe hkra machyi shangun ai sha n-ga, polymer a molecular weight hpe mung hkra machyi shangun ai.
2, nickel catalyst system ngang grin ai lam, polymerization temperature, galu kaba ai shara de du hkra, 120℃hta jan ai n-gun hpe hkam la lu na matu , system gaw n-gun n rawng ai lam naw nga ai, nbung katsi ai hpe ninghkap lu ai atsam kaja nga ai. nga ai.
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Rare earth catalytic system a Polymerization arawn alai:
{0}} Hkamja lam hpe makawp maga na matu karum ya ai, hka ja ai hydrocarbon hexane hpe solvent hku lang ai;
{0}} monomer galai shai ai lam grai law ai, 100% du hkra pyi;
3. cross-linking reaction hpe shapraw nna gel. hpe shapraw na matu n loi ai.
N law htum lamu ga n law ai hka htung a arung arai ni
Dai majaw, n law htum earth catalyl system kaw na pru wa ai butadiene rubber gaw, molecular chain regularity grau law ai hte Mooney n-gun grau law ai hpe madun dan ai, dai gaw, molecular chain gaw, galu kaba ai n-gun rawng ai branching ni a n-gun loi mi nga ai hpe madun ai, dai hta n-ga, grau tsaw ai linearity. Dai hta n-ga, nickel series a molecular weight garan ginhka ai lam gaw, n law htum earth series hta grau n-gun n law ai hpe madun ai.
Ndai hpe shingdaw yu yang, n law htum earth hpe n law htum citalyzed polymerization gaw cis structure grai tsaw ai, branch n law ai, gel n nga ai, dai majaw kaja ai linear structure nga ai, dai majaw, butber rubber. Dai gaw, n-gun ja ai crystallization a npu e, n-gun ja ai crystallization hpe shabyin ya lu ai, dai gaw, "stress crystallization atsam hte, n law htum earth burbber self-visity, kaja ai, kaja ai lam hpe jaw ya ai. tensile atsam hte abrasion hpe ninghkap lu ai atsam hte n-gun yawm ai hpe ninghkap lu ai atsam ni a akyu ni hpe, shawng nnan na rubber hku nna, n-gun ja ai tyre ni hpe galaw shapraw na matu n-gun n-gun hpe n-gun jaw ai wa a shawng nnan
N law htum lamu ga n law ai rubber a rawt jat galu kaba wa ai lam
Japan synthetic rubber company sawk sagawn ai lam gaw, n law htum earth earth gaw htawm hpang na rawt jat galu kaba lam a masa.Ra n-gun kaba ai n-gun atsam hpe lawan ai, shimlam, n-gun hpe hkoi ya ai, grup yin makawp maga ai lam ni hte maren, ya aten hta lawan dik htum rawt jat wa nga ai BR amyu ni rai nga ai, dai gaw European hte American mungdan ni gaw n-gun atsam hpe makawp maga ai lam hte grup yin hpe makawp maga ai lam ni hta, n-gun atsam hpe makawp maga ai lam hte grup yin hpe makawp maga ai lam ni hta, dut shabra ai lam hpe madung tawn ai hpaga lam hte grup yin hpe pat shingdang ai lam ni a matu, n-gun grau ja ai, arung arai ni ra nga ai. 1990 ning hta