CN104087209A - Hot-melt adhesive for high-speed cigarette sealing - Google Patents

Abstract

The invention discloses a hot-melt adhesive for high-speed cigarette sealing, which is prepared from the following raw materials in parts by weight: 63.4-70 parts of ethylene-vinyl acetate copolymer, 1-2 parts of sand sagebrush gum, 0.5-1 part of triterpene saponin, 1-2 parts of ethylene bis stearamide, 1-2 parts of polydimethylsiloxane, 3-5 parts of butyl methacrylate, 10-13 parts of rosin, 1-2 parts of 2-(4-morpholinylthio) benzothiazole, 5-6 parts of dibutyl maleate, 0.3-1 part of ammonium trimolybdate, 0.8-2 parts of polyisobutylene, 0.1-0.3 part of Span-80, 2-3 parts of ethylene glycol dimethyl acrylate and 5-8 parts of binding assistant. The hot-melt adhesive has high quick-drying property, can satisfy the requirements for high-speed cigarette operation, and has the advantages of favorable high/low temperature resistance, high durability, high corrosion resistance, favorable heat resistance and high storage stability.

Description

A kind of high speed cigarette mouth building hot melt adhesive

Technical field

The present invention relates generally to a kind of hot melt adhesive powder, relates in particular to a kind of high speed cigarette mouth building hot melt adhesive.

Background technology

Hot melt adhesive is a kind of plastic tackiness agent, and in certain temperature range, its physical condition changes with temperature change, and chemical property is constant, and it is nonpoisonous and tasteless, belongs to environmental-protecting chemical product.

Summary of the invention

The object of the invention is just to provide a kind of high speed cigarette mouth building hot melt adhesive.

The present invention is achieved by the following technical solutions:

A high speed cigarette mouth building hot melt adhesive, it is comprised of the raw material of following weight parts:

Ethylene-vinyl acetate copolymer 63.4-70, artemisia glue 1-2, triterpenoid saponin 0.5-1, ethylene bis stearamide 1-2, polydimethylsiloxane 1-2, butyl methacrylate 3-5, rosin 10-13,2-(4-morpholine sulfo-) benzothiazole 1-2, dibutyl maleinate 5-6, three ammonium molybdate 0.3-1, polyisobutene 0.8-2, Span-80 0.1-0.3, ethylene glycol dimethacrylate 2-3, adhesive aid 5-8;

Described increasing adhesive aid is comprised of the raw material of following weight parts:

Whiteruss 24-30, flaxseed gum 2-3, fluorographite 1-2, EVA resin 4-5, dibutyl maleinate 3-4, oleic acid potash soap 0.6-2, propyl trimethoxy silicane 0.2-0.5;

By the thermoplastic of EVA resin, add dibutyl maleinate, stir, add propyl trimethoxy silicane, insulated and stirred 10-15 minute at 50-60 ℃, joins in whiteruss, stirs, and obtains binding liquid;

Flaxseed gum is mixed with oleic acid potash soap, after stirring, add fluorographite, ball milling is even, joins in above-mentioned binding liquid, and 60-80 rev/min of dispersed with stirring 3-4 minute, obtains described adhesive aid.

A preparation method for high speed cigarette mouth building hot melt adhesive, is characterized in that comprising the following steps:

By after above-mentioned rosin heating fusing, add butyl methacrylate, dibutyl maleinate, after stirring, add polydimethylsiloxane, Span-80, at 40-45 ℃, be uniformly mixed 10-20 minute, add artemisia glue, 80-100 rev/min is stirred 4-10 minute, adds each raw material except adhesive aid, is incubated standing 1-2 hour at 25-30 ℃, add adhesive aid, send into mixing roll, be heated to 90-100 ℃, mixing 20-30min; Mixing product after is evenly joined to twin screw extruder after vacuum defoamation, extrude product through cooling, granulation, obtain described high speed cigarette mouth building hot melt adhesive.

Advantage of the present invention is:

Hot melt adhesive quick-drying prepared by the present invention is strong, can meet the requirement of high speed cigarette operation, and anti-high and low-temp performance is strong, durable in use, corrosion-resistant, thermotolerance is strong, and shelf characteric is stable.

Embodiment

Embodiment 1

A high speed cigarette mouth building hot melt adhesive, it by following weight parts (kilogram) raw material form:

Ethylene-vinyl acetate copolymer 63.4, artemisia glue 2, triterpenoid saponin 0.5, ethylene bis stearamide 2, polydimethylsiloxane 1, butyl methacrylate 5, rosin 10,2-(4-morpholine sulfo-) benzothiazole 1, dibutyl maleinate 5-6, three ammonium molybdates 0.3, polyisobutene 0.8, Span-80 0.3, ethylene glycol dimethacrylate 2, adhesive aid 5;

Described increasing adhesive aid is comprised of the raw material of following weight parts:

Whiteruss 30, flaxseed gum 2, fluorographite 1, EVA resin 5, dibutyl maleinate 4, oleic acid potash soap 0.6, propyl trimethoxy silicane 0.5;

By the thermoplastic of EVA resin, add dibutyl maleinate, stir, add propyl trimethoxy silicane, at 60 ℃, insulated and stirred is 15 minutes, joins in whiteruss, stirs, and obtains binding liquid;

Flaxseed gum is mixed with oleic acid potash soap, after stirring, add fluorographite, ball milling is even, joins in above-mentioned binding liquid, and 80 revs/min of dispersed with stirring 3 minutes, obtain described adhesive aid.

A preparation method for high speed cigarette mouth building hot melt adhesive, comprises the following steps:

By after above-mentioned rosin heating fusing, add butyl methacrylate, dibutyl maleinate, after stirring, add polydimethylsiloxane, Span-80, at 45 ℃, be uniformly mixed 20 minutes, add artemisia glue, 100 revs/min are stirred 10 minutes, add each raw material except adhesive aid, are incubated standing 2 hours at 30 ℃, add adhesive aid, send into mixing roll, be heated to 100 ℃, mixing 30min; Mixing product after is evenly joined to twin screw extruder after vacuum defoamation, extrude product through cooling, granulation, obtain described high speed cigarette mouth building hot melt adhesive.

Performance test

93 ℃ of softening temperatures;

Stripping strength: 91N/25mm.

Claims (2)

1. a high speed cigarette mouth building hot melt adhesive, is characterized in that what it was comprised of the raw material of following weight parts:

Ethylene-vinyl acetate copolymer 63.4-70, artemisia glue 1-2, triterpenoid saponin 0.5-1, ethylene bis stearamide 1-2, polydimethylsiloxane 1-2, butyl methacrylate 3-5, rosin 10-13,2-(4-morpholine sulfo-) benzothiazole 1-2, dibutyl maleinate 5-6, three ammonium molybdate 0.3-1, polyisobutene 0.8-2, Span-80 0.1-0.3, ethylene glycol dimethacrylate 2-3, adhesive aid 5-8;

Described increasing adhesive aid is comprised of the raw material of following weight parts:

Whiteruss 24-30, flaxseed gum 2-3, fluorographite 1-2, EVA resin 4-5, dibutyl maleinate 3-4, oleic acid potash soap 0.6-2, propyl trimethoxy silicane 0.2-0.5;

By the thermoplastic of EVA resin, add dibutyl maleinate, stir, add propyl trimethoxy silicane, insulated and stirred 10-15 minute at 50-60 ℃, joins in whiteruss, stirs, and obtains binding liquid;

Flaxseed gum is mixed with oleic acid potash soap, after stirring, add fluorographite, ball milling is even, joins in above-mentioned binding liquid, and 60-80 rev/min of dispersed with stirring 3-4 minute, obtains described adhesive aid.

2. a preparation method for high speed cigarette mouth building hot melt adhesive as claimed in claim 1, is characterized in that comprising the following steps:

By after above-mentioned rosin heating fusing, add butyl methacrylate, dibutyl maleinate, after stirring, add polydimethylsiloxane, Span-80, at 40-45 ℃, be uniformly mixed 10-20 minute, add artemisia glue, 80-100 rev/min is stirred 4-10 minute, adds each raw material except adhesive aid, is incubated standing 1-2 hour at 25-30 ℃, add adhesive aid, send into mixing roll, be heated to 90-100 ℃, mixing 20-30min; Mixing product after is evenly joined to twin screw extruder after vacuum defoamation, extrude product through cooling, granulation, obtain described high speed cigarette mouth building hot melt adhesive.