石锟斤拷锟斤拷锟斤拷T锟斤拷PVC锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷锟斤拷

       PVC-PbO锟絯系锟节燂拷處锟斤拷锟絕锟斤拷锟叫的凤拷锟斤拷(y锟斤拷ng)锟斤拷锟皆分烇拷2锟斤拷(g锟斤拷)锟紸锟斤拷.锟斤拷一锟紸锟轿溫度凤拷锟斤拷280~320锟斤拷(锟秸氾拷)锟斤拷290~350锟斤拷(锟斤拷?d锟斤拷)?,PVC锟斤拷脫锟饺產(ch锟斤拷n)锟斤拷HCl, 然锟斤拷锟絇bO锟絣(f锟斤拷)锟斤拷锟饺伙拷锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷PbCl2.锟节讹拷锟紸锟轿溫度凤拷锟斤拷锟斤拷430~690锟斤拷,該锟紸锟斤拷锟斤拷PVC锟組(j锟斤拷n)一锟斤拷失锟斤拷,锟斤拷一锟紸锟斤拷锟斤拷锟缴碉拷PbCl2也锟絖始锟杰燂拷]锟絣(f锟斤拷).

       锟斤拷锟矫氾拷?ji锟斤拷n)锟斤拷锟斤拷?j锟斤拷)锟斤拷锟斤拷锟斤拷锟絕锟斤拷Pb锟斤拷锟斤拷論锟絔锟絣(f锟斤拷)锟斤拷.锟結(ji锟斤拷)锟斤拷锟斤拷锟斤拷锟秸氾拷锟斤拷锟斤拷Pb锟絔锟絣(f锟斤拷)锟斤拷锟斤拷90%锟斤拷锟斤拷,PVC锟斤拷鹊母锟阶冿拷锟�(du锟斤拷)锟斤拷Pb锟侥揮锟絣(f锟斤拷)锟绞沒锟斤拷锟紷锟斤拷影锟�;锟斤拷?d锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷诓锟斤拷锟絇bO锟斤拷锟斤拷鈿�?zh锟斤拷)锟竭�原,使锟絯系失锟斤拷锟斤拷锟斤拷锟斤拷,通锟絕锟斤拷?ji锟斤拷n)锟斤拷锟斤拷?j锟斤拷)锟斤拷锟絇b锟絔锟絣(f锟斤拷)锟绞憋拷锟酵癸拷.

       锟斤拷式锟絫模锟組锟斤拷(sh锟斤拷)锟�(y锟斤拷n)锟結(ji锟斤拷)锟斤拷锟斤拷锟斤拷,锟秸氾拷锟斤拷锟斤拷PVC锟斤拷鹊母锟阶冿拷锟�(du锟斤拷)锟斤拷Pb锟侥揮锟絣(f锟斤拷)锟斤拷锟絔锟斤拷锟紷锟斤拷锟斤拷影锟�,锟絚锟斤拷锟斤拷锟斤拷锟�(sh锟斤拷)锟�(y锟斤拷n)锟結(ji锟斤拷)锟斤拷一锟斤拷.锟节碉拷?d锟斤拷)锟斤拷锟斤拷?3PVC锟斤拷锟斤拷锟斤拷锟斤拷失锟斤拷锟绞猴拷Pb锟絔锟絣(f锟斤拷)锟斤拷.锟秸氾拷锟斤拷锟斤拷Pb锟侥揮锟絣(f锟斤拷)锟绞比碉拷?d锟斤拷)锟斤拷锟斤拷赂锟斤拷?PVC锟斤拷鹊锟阶冿拷锟斤拷锟斤拷锟�(hu锟斤拷)锟斤拷變Pb锟斤拷PVC锟侥凤拷锟斤拷(y锟斤拷ng)途锟斤拷,锟斤拷锟斤拷锟斤拷锟斤拷锟絘(ch锟斤拷n)锟斤拷锟斤拷锟絇bCl2,锟斤拷?d锟斤拷)锟斤拷锟斤拷碌牡锟斤拷锟斤拷a(ch锟斤拷n)锟斤拷t锟斤拷PbO锟斤拷Pb2O.

       锟斤拷锟斤拷锟絇(gu锟斤拷n)注锟斤拷石锟斤拷锟斤拷锟斤拷T锟斤拷           锟斤拷锟斤拷T锟阶廠锟斤拷