7James W Summers, Elvira B Rabinovitch .The Effects of Poly(vinyl chloride)Hierarchical Structure on Processing and Properties[J]. Journal of Vinyl & Additive Technology,1991,13(1):54-59.
8E J Comeaux, C H Chen, J R Collier, R D .Wesson Fusion Study of Poly(vinyl chloride) (PVC) : Relation of Processing Time and Processing Temperature to the Degree of Fusion[ J ]. Polymer Bulletin (Berlin), 1994,33 (6):701 - 708.
9S V Patel, M Gilbert. Effect of Processing on the Fusion of Plastics PVC[ J ]. Plastics and Rubber Processing and Applications, 1985,5 (1) : 85- 93.
10James W Summers A Review of Vinyl Technology[J]. Jour-nal of Vinyl & Additive Technology, 1997,3(2) : 130- 139.