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一九七六年四月在北京召开的国产标准胶鉴定会议上,正式把标准胶列入国产天然胶的新品种,以遂步代替传统的烟胶片。会议对我国试制成功的四种标准胶新品种(即锤磨法标准胶、剪切法标准胶、挤压法标准胶和快速凝固法标准胶)作了充分肯定,认为国产标准胶质量是好的。为了进一步提高质量,为制订部颁标准作准备,会议还拟定国产标准胶科研协作计划,并下达(76)石化炼化组字第45号、(76)农林(垦生)字第79号文,进一步扩大制品试验。对云南快速凝固标准胶除按照上文执行外,两部还下
In April 1976 in Beijing held a standard glue appraisal conference, the official standard glue into the new varieties of natural rubber in order to gradually replace the traditional tobacco film. Meeting of China’s successful trial of four new varieties of standard rubber (ie hammer mill standard rubber, standard shear method, the standard method of extrusion and rapid solidification standard rubber) fully affirmed that the standard glue quality is good of. In order to further improve quality and prepare for preparing ministerial standards, the meeting also formulated a collaborative plan for domestic standard gum research and issued (76) Petrochemical Refinery Group No. 45, (76) Agriculture, Forestry and Development (Reclamation) No. 79 , To further expand product testing. In addition to the rapid solidification standard glue in Yunnan in accordance with the above implementation, the two are still under