238000006386 neutralization reaction Methods 0.000 description 1.238000006011 modification reaction Methods 0.000 description 1.230000005591 charge neutralization Effects 0.000 description 1.239000000463 material Substances 0.000 abstract description 2.239000004033 plastic Substances 0.000 claims description 5.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by 石振东 filed Critical 石振东 Priority to CN2011103232327A priority Critical patent/CN102363078A/en Publication of CN102363078A publication Critical patent/CN102363078A/en Status Pending legal-status Critical Current Links Inventor 石振东 Original Assignee 石振东 Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Pending Application number CN2011103232327A Other languages Chinese ( zh) Google Patents CN102363078A - Air and land battle chess
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