Hydroxypropyl methylcellulose (HPMC) yog cov khoom siv polymer uas siv dav hauv tshuaj, khoom noj, kev tsim kho thiab lwm yam. Txawm hais tias nws daim ntawv thov dav tau coj cov txiaj ntsig kev lag luam thiab kev lag luam tseem ceeb, cov txheej txheem tsim khoom thiab kev ua haujlwm ntawm HPMC muaj qee yam cuam tshuam rau ib puag ncig. Txhawm rau kom ua tiav kev txhim kho kom ruaj khov thiab txo cov peev txheej siv thiab kev ua qias tuaj ib puag ncig, kev coj ua kom ruaj khov hauv kev tsim khoom thiab kev ua haujlwm ntawm HPMC tau txais kev saib xyuas ntxiv.
1. Kev xaiv raw khoom thiab kev tswj cov saw hlau
1.1 Xaiv cov peev txheej txuas ntxiv mus
Lub ntsiab raw khoom ntawm HPMC yog cellulose, uas feem ntau yog muab los ntawm ntoo, paj rwb thiab lwm yam nroj tsuag. Cov ntaub ntawv nyoos no lawv tus kheej tuaj yeem txuas dua tshiab, tab sis lawv cov kev cog qoob loo thiab kev sau qoob loo yuav tsum muaj kev tswj hwm kev tshawb fawb:
Sustainable forestry: Certified sustainable forest management (xws li FSC los yog PEFC ntawv pov thawj) kom ntseeg tau tias cellulose los ntawm cov hav zoov uas tswj tau zoo kom tsis txhob muaj kev puas tsuaj hav zoov.
Kev siv cov khoom pov tseg hauv kev ua liaj ua teb: Tshawb nrhiav kev siv cov khib nyiab ua liaj ua teb lossis lwm yam tsis yog zaub mov qib cog fibers los ua cov cellulose kom txo tau kev vam khom rau cov qoob loo ib txwm muaj, yog li txo qis hauv av thiab dej.
1.2 Supply chain management
Kev yuav khoom hauv zos: Ua ntej muab cov khoom siv raw los ntawm cov neeg xa khoom hauv zos kom txo qis kev thauj mus los txog cov pa roj carbon hneev taw.
Transparency thiab traceability: Tsim kom muaj cov saw hlau pob tshab txhawm rau taug qab lub hauv paus ntawm cellulose thiab xyuas kom meej tias txhua qhov txuas ua tau raws li qhov xav tau ntawm kev txhim kho kom ruaj khov.
2. Kev tiv thaiv ib puag ncig thaum tsim khoom
2.1 Green chemistry thiab txheej txheem optimization
Lwm cov kuab tshuaj: Hauv HPMC ntau lawm, cov kuab tshuaj organic ib txwm tuaj yeem hloov nrog ntau qhov kev nyiam ib puag ncig xws li dej los yog ethanol, yog li txo qhov kev puas tsuaj ib puag ncig.
Kev txhim kho txheej txheem: Ua kom zoo rau cov tshuaj tiv thaiv, xws li kub, siab, thiab lwm yam., txhawm rau txhim kho cov tshuaj tiv thaiv kev ua haujlwm thiab tawm los thiab txo cov khoom pov tseg.
2.2 Kev tswj fais fab
Kev siv hluav taws xob: Txo kev siv hluav taws xob los ntawm kev siv cov cuab yeej txuag hluav taws xob thiab ua kom zoo dua cov kab ntau lawm. Piv txwv li, ib qho kev sib pauv cua sov siab heev yog siv los rov qab cov cua sov uas tau tsim thaum lub sij hawm cov txheej txheem tshuaj tiv thaiv.
Lub zog tauj dua tshiab: Qhia lub zog tauj dua tshiab xws li hnub ci zog thiab cua zog kom maj mam hloov lub zog fossil thiab txo cov pa roj carbon emissions hauv cov txheej txheem tsim khoom.
2.3 Kev pov tseg pov tseg
Kev kho cov dej khib nyiab: Cov dej khib nyiab thaum lub sij hawm tsim khoom yuav tsum tau kho nruj me ntsis kom tshem tawm cov kuab paug organic thiab cov kuab tshuaj residues kom ua tau raws li cov qauv tso tawm lossis rov siv dua.
Kev kho cov pa roj: Txhim kho cov pa roj pa kom zoo, xws li cov pa roj carbon adsorption lossis catalytic oxidation, kom txo qis cov organic compound (VOC) emissions.
3. Cov khoom siv thiab rov ua dua tshiab
3.1 Txhim kho cov khoom degradable
Biodegradability: Tsim biodegradable HPMC derivatives, tshwj xeeb tshaj yog nyob rau hauv lub tshav pob ntawm cov ntaub ntawv thiab cov khoom pov tseg, kom txo tau cov pa phem.
Compostability: Kawm cov compostability ntawm HPMC cov khoom kom lawv muaj peev xwm degrade ib txwm thiab muab pov tseg yam xyuam xim tom qab kawg ntawm lawv lub neej kev pab cuam.
3.2 Recycling
Recycling system: Tsim kom muaj cov txheej txheem rov ua dua tshiab los siv cov khoom siv HPMC rov ua dua tshiab lossis ua lwm yam khoom siv raw.
Kev siv rov qab siv dua: Rov ua dua los ntawm cov khoom lag luam thiab cov khoom pov tseg tsim tawm thaum lub sijhawm tsim khoom rau kev siv thib ob lossis rov ua dua los txo cov peev txheej siv.
4. Kev ntsuas lub neej thiab kev cuam tshuam ib puag ncig
4.1 Kev ntsuas lub neej (LCA)
Kev soj ntsuam tag nrho: Siv LCA txoj hauv kev los ntsuas tag nrho lub neej voj voog ntawm HPMC, suav nrog cov khoom siv raw, kev tsim khoom, siv, thiab pov tseg, txhawm rau txheeb xyuas thiab ntsuas qhov cuam tshuam ib puag ncig.
Kev txiav txim siab ua kom zoo: Raws li LCA cov txiaj ntsig, kho cov txheej txheem tsim khoom, xaiv cov khoom siv raw thiab cov tswv yim kho cov khib nyiab kom ua kom zoo ib puag ncig.
4.2 Kev txo qis ntawm kev cuam tshuam ib puag ncig
Carbon Footprint: Txo cov pa roj carbon hneev taw ntawm HPMC ntau lawm los ntawm kev siv zog siv zog thiab txhim kho kev tsim khoom.
Dej hneev taw: Siv cov dej ntws tawm thiab siv cov cuab yeej siv dej khib nyiab kom txo tau cov kev siv thiab kev ua qias tuaj ntawm cov dej hauv cov txheej txheem tsim khoom.
5. Txoj cai thiab kev ua raws cai
5.1 Ua raws li kev cai ib puag ncig
Cov kev cai hauv cheeb tsam: Ua raws li cov kev cai ib puag ncig ntawm qhov chaw tsim khoom thiab muag khoom kom ntseeg tau tias cov pov tseg pov tseg thaum lub sij hawm tsim khoom thiab siv cov khoom ua raws li cov qauv hauv cheeb tsam.
Cov txheej txheem thoob ntiaj teb: Txais cov qauv kev tswj hwm ib puag ncig thoob ntiaj teb xws li ISO 14001 rau kev tswj hwm ib puag ncig thiab ntawv pov thawj los txhim kho kev tiv thaiv ib puag ncig ntawm cov txheej txheem tsim khoom.
5.2 Txoj cai txhawb zog
Kev txhawb nqa tsoomfwv: Siv cov thev naus laus zis ntsuab R&D nyiaj txiag thiab kev txhawb nqa se los ntawm tsoomfwv los txhawb kev txhim kho thiab siv cov thev naus laus zis kom ruaj khov.
Kev koom tes hauv kev lag luam: Koom nrog cov koom haum kev lag luam los txhawb kev txhim kho cov qauv kev tiv thaiv ib puag ncig thiab kev sib koom siv thev naus laus zis hauv kev lag luam, thiab tsim kom muaj kev sib raug zoo ecological kev sib raug zoo.
6. Lub luag hauj lwm ntawm Social Responsibility thiab Sustainable Development Goals
6.1 Lub Koom Haum Saib Xyuas Kev Noj Qab Haus Huv (CSR)
Kev koom tes hauv zej zog: koom nrog thiab txhawb nqa kev tsim kho kom ruaj khov hauv zej zog, xws li kev kawm ib puag ncig, kev tsim vaj tsev ntsuab, thiab lwm yam.
Kev tshaj tawm pob tshab: Tsis tu ncua luam tawm cov ntawv ceeb toom kev ruaj ntseg, nthuav tawm ib puag ncig kev ua haujlwm thiab kev txhim kho kev ntsuas, thiab lees txais kev saib xyuas pej xeem.
6.2 Sustainable Development Goals (SDGs)
Lub Hom Phiaj Kev Ua Haujlwm: Ua raws li United Nations Sustainable Development Goals (SDGs), xws li kev siv lub luag haujlwm thiab kev tsim khoom (SDG 12) thiab kev ua huab cua (SDG 13), thiab koom ua ke kev ruaj khov rau hauv cov tswv yim lag luam.
Cov kev coj ua ruaj khov hauv HPMC kev tsim khoom thiab kev tuav pov hwm koom nrog ntau qhov kev siv zog, suav nrog kev xaiv cov khoom siv raw, kev tsim cov txheej txheem kev ua kom zoo, kev kho cov khib nyiab, cov khoom siv rov ua dua tshiab, thiab lwm yam. Cov kev ntsuas no tsis yog tsuas yog pab txo kev cuam tshuam ib puag ncig xwb tab sis kuj txhim kho kev lag luam kev sib tw. Nrog rau lub ntiaj teb tseem ceeb ntawm kev txhim kho kom ruaj khov, HPMC kev lag luam yuav tsum tau tshawb nrhiav thiab siv cov thev naus laus zis tshiab thiab cov qauv kev tswj hwm los txhawb kev hloov pauv ntsuab ntawm nws tus kheej thiab tag nrho kev lag luam.
Post lub sij hawm: Jun-24-2024