Unlock instant, AI-driven research and patent intelligence for your innovation.

Silicone rubber modified waterproof roll and preparation method thereof

A waterproof membrane and silicone rubber technology, applied in chemical instruments and methods, laminated, layered products, etc., can solve the problems of limiting the application range of waterproof membranes, waterproof membranes are not resistant to oxygen, and have poor high and low temperature resistance. Achieve the effects of improving high and low temperature resistance, reducing high temperature deformation rate, and improving tensile strength and hardness

Inactive Publication Date: 2018-04-13
TIANJIN JINLING TECH
View PDF0 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In the prior art, the waterproofing membranes used for single-layer roofs are generally exposed waterproofing membranes, which are often not resistant to oxygen, ultraviolet aging, and have poor resistance to high and low temperatures. These defects greatly limit waterproofing. Coil application range

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0014] 80 parts by weight of PS resin particles, 25 parts of silicone rubber, 6 parts of calcium carbonate, 15 parts of plasticizer, 0.3 part of ultraviolet absorber, 0.4 part of dispersant, 2 parts of adhesion promoter, 0.3 part of antioxidant, 4 parts of pigment, 0.3 part of light shielding agent, and 0.2 part of activated white carbon black. Put into the mixer to stir and blend for 10-18 minutes; 2) Put the blended raw materials in step 1) into the single-screw extruder, heat at 150-175°C to melt and extrude into a resin film; 3) After extruding the resin film At the same time, the non-woven fabric and the resin film are hot-pressed and integrated at a temperature of 165-170°C to form a waterproof roll.

Embodiment 2

[0016] 70 parts by weight of PS resin particles, 12 parts of silicone rubber, 10 parts of calcium carbonate, 12 parts of plasticizer, 0.5 part of ultraviolet absorber, 0.1 part of dispersant, 3 parts of adhesion promoter, 0.1 part of antioxidant, 3.5 parts of pigment, 0.5 part of light shielding agent, and 0.4 part of activated white carbon black. Put into the mixer to stir and blend for 10-18 minutes; 2) Put the blended raw materials in step 1) into the single-screw extruder, heat at 150-175°C to melt and extrude into a resin film; 3) After extruding the resin film At the same time, the non-woven fabric and the resin film are hot-pressed and integrated at a temperature of 165-170°C to form a waterproof roll.

Embodiment 3

[0018] 90 parts by weight of PS resin particles, 30 parts of silicone rubber, 13 parts of calcium carbonate, 8 parts of plasticizer, 0.2 part of ultraviolet absorber, 0.5 part of dispersant, 1 part of adhesion promoter, 0.2 part of antioxidant, 4.5 parts of pigments, 0.4 parts of light shielding agent, put into a mixer to stir and blend for 10-18 minutes; 2) Put the blended raw materials in step 1) into a single-screw extruder, heat at 150-175°C to melt and extrude into a resin 3) While extruding the resin film, the non-woven fabric and the resin film are hot-pressed and integrated at a temperature of 165-170°C to form a waterproof roll.

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention discloses a silicone rubber modified waterproof coiled material and a preparation method thereof. The composition and mass parts of raw materials in the silicone rubber modified waterproof coiled material are as follows: 70-90 parts of polystyrene resin particles, 10-90 parts of silicone rubber 30 parts, 5-15 parts of calcium carbonate, 5-15 parts of plasticizer, 0.2-0.5 parts of ultraviolet absorber, 0.1-0.5 parts of dispersant, 1-3 parts of adhesion promoter, 0.1-0.3 parts of antioxidant, pigment 3.5-4.5 parts, 0.3-0.5 parts of light shielding agent, 0-0.5 parts of activated white carbon black. The invention provides a waterproof coiled material prepared by modifying polystyrene resin and silicone rubber and a preparation method, which improves the tensile strength and hardness, reduces the high-temperature deformation rate of the waterproof coiled material, and improves the high and low temperature resistance of the waterproof coiled material.

Description

technical field [0001] The invention relates to the technical field of waterproof materials, in particular to a silicone rubber modified waterproof coiled material and a preparation method thereof. Background technique [0002] With the continuous development of the petrochemical industry in the construction industry and the continuous improvement of the country's fire protection requirements for various industries, higher requirements are also put forward for waterproof materials. With the advancement of science and technology and the enhancement of people's awareness of environmental protection, people are paying more and more attention to the safety and quality of buildings, and waterproof materials are essential materials in waterproofing projects to protect building safety and service life. , Building waterproof materials have become the focus of people's research. The industry's requirements for building waterproof materials have changed from the single waterproof fun...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): C08L25/06C08L83/07C08K13/04C08K3/26C08K3/36C08K3/22C08K7/24C08J5/18B32B5/02B32B27/12B32B37/06
CPCC08L25/06B32B5/022B32B27/12B32B37/06C08J5/18C08J2325/06C08J2483/04C08K2003/2206C08K2003/2227C08K2003/265C08L2203/16C08L83/04C08K13/04C08K3/26C08K3/36C08K3/22C08K7/24
Inventor 张德全
Owner TIANJIN JINLING TECH