CN104312023A - Preparation method of rubber for inner rubber layer of automobile air conditioner rubber tube - Google Patents

Preparation method of rubber for inner rubber layer of automobile air conditioner rubber tube Download PDF

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Publication number
CN104312023A
CN104312023A CN201410602109.2A CN201410602109A CN104312023A CN 104312023 A CN104312023 A CN 104312023A CN 201410602109 A CN201410602109 A CN 201410602109A CN 104312023 A CN104312023 A CN 104312023A
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rubber
parts
air conditioner
preparation
automobile air
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Inventor
马深同
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LIUZHOU TONGJIN AUTO PART MANUFACTURING Co Ltd
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LIUZHOU TONGJIN AUTO PART MANUFACTURING Co Ltd
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Priority to CN201410602109.2A priority Critical patent/CN104312023A/en
Publication of CN104312023A publication Critical patent/CN104312023A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/06—Sulfur
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098—Metal salts of carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
    • C08K5/37—Thiols
    • C08K5/372—Sulfides, e.g. R-(S)x-R'
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
    • C08K5/39—Thiocarbamic acids; Derivatives thereof, e.g. dithiocarbamates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
    • C08K5/45—Heterocyclic compounds having sulfur in the ring
    • C08K5/46—Heterocyclic compounds having sulfur in the ring with oxygen or nitrogen in the ring
    • C08K5/47—Thiazoles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/18—Applications used for pipes

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a preparation method of rubber for an inner rubber layer of an automobile air conditioner rubber tube, and belongs to the technical field of automobile rubber tube products. The preparation method comprises the following steps: adding chlorinated butyl rubber into an internal mixer for plastifying, adding medium-super furnace black N200, universal furnace black N660, indirect zinc oxide, dilauryl thiodipropionate, 2, 2'-dithio bisbenzothiazole, dioctyl phthalate and magnesium powder, and mixing to obtain a mixture; putting the mixture into vulcanizing equipment, adding diethyl zinc dithiocarbamate, zinc stearate, trithiocyanuric acid and sulfur, vulcanizing for 10 minutes respectively in four sequential temperature intervals, and extruding to obtain the rubber for the inner rubber layer of the automobile air conditioner rubber tube. Compared with rubber for the inner rubber layer of the automobile air conditioner rubber tube, which is prepared by the conventional technology, the rubber prepared by the preparation method provided by the invention has the advantage as follows: through a synergistic effect of the raw materials and reasonable collocation of the preparation steps, the heat resistance of the rubber can be effectively improved.

Description

The preparation method of automobile air conditioner rubber hose inner glue layer rubber
Technical field
The present invention relates to automobile rubber pipe product technique field, particularly relate to a kind of preparation method of automobile air conditioner rubber hose inner glue layer rubber.
Background technology
Air conditioner rubber pipe develops automobile rubber pipe goods faster.Have full rubber, Rubber-resin matrix material, full resin air conditioner rubber pipe at present, wherein Rubber-resin matrix material air conditioner rubber pipe is comparatively commonly used, and namely inner glue layer is made up of one deck resin and one deck rubber.
In prior art, have and adopt chlorinated butyl rubber as the rubber of automobile air conditioner rubber hose inner glue layer, however due to the resistance toheat of this rubber bad, just can produce hardening phenomenon during temperature more than 120 DEG C, shorten its work-ing life significantly.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of preparation method of automobile air conditioner rubber hose inner glue layer rubber, and it can solve existing automobile air conditioner rubber hose inner glue layer rubber, there is the problem of resistance toheat difference.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
It comprises is made up of the raw material of following parts by weight:
Chlorinated butyl rubber 100 parts; In super carbon black N200 10 parts ~ 15 parts; General purpose furnace black N660 20 parts ~ 25 parts; Indirect process zinc oxide 5 parts ~ 10 parts; Zinc diethyldithiocarbamate 1 part ~ 2 parts; The two lauryl 1 part ~ 2 parts of thio-2 acid; Zinic stearas 1 part ~ 3 parts; 2,2'-dithio-bis-benzothiazole 3 parts ~ 5 parts; Trithiocyanuric acid 0.5 part ~ 0.8 part; Dioctyl ester 10 parts ~ 15 parts; 5 parts ~ 10 parts, the strong powder of magnesium; 0.1 part ~ 0.2 part, sulphur;
Its preparation method comprises the following steps:
A, chlorinated butyl rubber is put into Banbury mixer, plasticate at 80 DEG C ~ 90 DEG C 10 minutes ~ 25 minutes;
B, until step A plasticate terminate after, super carbon black N200, general purpose furnace black N660 in adding in above-mentioned Banbury mixer, indirect process zinc oxide, the two lauryl of thio-2 acid, 2,2'-dithio-bis-benzothiazole, dioctyl ester and the strong powder of magnesium, at 75 DEG C ~ 85 DEG C mixing 15 minutes ~ 20 minutes, obtain mixing materials;
C, by step B obtain mixing materials put into vulcanizing equipment, add zinc diethyldithiocarbamate, Zinic stearas, trithiocyanuric acid and sulphur, sulfuration 10 minutes are distinguished successively in four temperature ranges of 45 DEG C ~ 50 DEG C, 55 DEG C ~ 58 DEG C, 55 DEG C ~ 58 DEG C, 45 DEG C ~ 50 DEG C, then extrude, obtain this automobile air conditioner rubber hose inner glue layer rubber.
Owing to adopting technique scheme, the beneficial effect that the present invention obtains is:
With prior art obtained to automobile air conditioner rubber hose inner glue layer rubber phase ratio, the present invention by utilizing the mutual synergy between each raw material and rational preparation process of arranging in pairs or groups, thus effectively improves its resistance toheat.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described, and protection scope of the present invention is not only confined to following examples.
Embodiment 1
This automobile air conditioner rubber hose inner glue layer rubber adopts following raw materials: chlorinated butyl rubber 10.0kg; In super carbon black N200 1.0kg; General purpose furnace black N660 2.5kg; Indirect process zinc oxide 0.5kg; Zinc diethyldithiocarbamate 0.2kg; The two lauryl 0.1kg of thio-2 acid; Zinic stearas 0.3kg; 2,2'-dithio-bis-benzothiazole 0.3kg; Trithiocyanuric acid 0.08kg; Dioctyl ester 1.0kg; The strong powder 1.0kg of magnesium; Sulphur 0.01kg;
Its preparation method comprises the following steps:
A, chlorinated butyl rubber is put into Banbury mixer, plasticate at 80 DEG C 25 minutes;
B, until step A plasticate terminate after, super carbon black N200, general purpose furnace black N660 in adding in above-mentioned Banbury mixer, indirect process zinc oxide, the two lauryl of thio-2 acid, 2,2'-dithio-bis-benzothiazole, dioctyl ester and the strong powder of magnesium, at 75 DEG C mixing 20 minutes, obtain mixing materials;
C, by step B obtain mixing materials put into vulcanizing equipment, add zinc diethyldithiocarbamate, Zinic stearas, trithiocyanuric acid and sulphur, sulfuration 10 minutes are distinguished successively in four temperature ranges of 45 DEG C, 55 DEG C, 55 DEG C, 45 DEG C, then extrude, obtain this automobile air conditioner rubber hose inner glue layer rubber.
With existing automobile air conditioner rubber hose inner glue layer rubber phase ratio, the application of temperature of the automobile air conditioner rubber hose inner glue layer rubber that the present embodiment obtains is up to 152 DEG C.
Embodiment 2
This automobile air conditioner rubber hose inner glue layer rubber adopts following raw materials: chlorinated butyl rubber 10.0kg; In super carbon black N200 1.5kg; General purpose furnace black N660 2.0kg; Indirect process zinc oxide 1.0kg; Zinc diethyldithiocarbamate 0.1kg; The two lauryl 0.2kg of thio-2 acid; Zinic stearas 0.1kg; 2,2'-dithio-bis-benzothiazole 0.5kg; Trithiocyanuric acid 0.05kg; Dioctyl ester 1.5kg; The strong powder 0.5kg of magnesium; Sulphur 0.02kg;
Its preparation method comprises the following steps:
A, chlorinated butyl rubber is put into Banbury mixer, plasticate at 90 DEG C 10 minutes;
B, until step A plasticate terminate after, super carbon black N200, general purpose furnace black N660 in adding in above-mentioned Banbury mixer, indirect process zinc oxide, the two lauryl of thio-2 acid, 2,2'-dithio-bis-benzothiazole, dioctyl ester and the strong powder of magnesium, at 85 DEG C mixing 15 minutes, obtain mixing materials;
C, by step B obtain mixing materials put into vulcanizing equipment, add zinc diethyldithiocarbamate, Zinic stearas, trithiocyanuric acid and sulphur, sulfuration 10 minutes are distinguished successively in four temperature ranges of 50 DEG C, 58 DEG C, 58 DEG C, 50 DEG C, then extrude, obtain this automobile air conditioner rubber hose inner glue layer rubber.
With existing automobile air conditioner rubber hose inner glue layer rubber phase ratio, the application of temperature of the automobile air conditioner rubber hose inner glue layer rubber that the present embodiment obtains is up to 155 DEG C.
Embodiment 3
This automobile air conditioner rubber hose inner glue layer rubber adopts following raw materials: chlorinated butyl rubber 10.0kg; In super carbon black N200 1.4kg; General purpose furnace black N660 2.2kg; Indirect process zinc oxide 0.7kg; Zinc diethyldithiocarbamate 0.15kg; The two lauryl 0.15kg of thio-2 acid; Zinic stearas 0.2kg; 2,2'-dithio-bis-benzothiazole 0.4kg; Trithiocyanuric acid 0.06kg; Dioctyl ester 1.3kg; The strong powder 0.8kg of magnesium; Sulphur 0.015kg;
Its preparation method comprises the following steps:
A, chlorinated butyl rubber is put into Banbury mixer, plasticate at 85 DEG C 20 minutes;
B, until step A plasticate terminate after, super carbon black N200, general purpose furnace black N660 in adding in above-mentioned Banbury mixer, indirect process zinc oxide, the two lauryl of thio-2 acid, 2,2'-dithio-bis-benzothiazole, dioctyl ester and the strong powder of magnesium, at 80 DEG C mixing 18 minutes, obtain mixing materials;
C, by step B obtain mixing materials put into vulcanizing equipment, add zinc diethyldithiocarbamate, Zinic stearas, trithiocyanuric acid and sulphur, sulfuration 10 minutes are distinguished successively in four temperature ranges of 48 DEG C, 56 DEG C, 56 DEG C, 48 DEG C, then extrude, obtain this automobile air conditioner rubber hose inner glue layer rubber.
With existing automobile air conditioner rubber hose inner glue layer rubber phase ratio, the application of temperature of the automobile air conditioner rubber hose inner glue layer rubber that the present embodiment obtains is up to 150 DEG C.

Claims (1)

1. a preparation method for automobile air conditioner rubber hose inner glue layer rubber, is characterized in that being made up of the raw material of following parts by weight:
Chlorinated butyl rubber 100 parts; In super carbon black N200 10 parts ~ 15 parts; General purpose furnace black N660 20 parts ~ 25 parts; Indirect process zinc oxide 5 parts ~ 10 parts; Zinc diethyldithiocarbamate 1 part ~ 2 parts; The two lauryl 1 part ~ 2 parts of thio-2 acid; Zinic stearas 1 part ~ 3 parts; 2,2'-dithio-bis-benzothiazole 3 parts ~ 5 parts; Trithiocyanuric acid 0.5 part ~ 0.8 part; Dioctyl ester 10 parts ~ 15 parts; 5 parts ~ 10 parts, the strong powder of magnesium; 0.1 part ~ 0.2 part, sulphur;
Its preparation method comprises the following steps:
A, chlorinated butyl rubber is put into Banbury mixer, plasticate at 80 DEG C ~ 90 DEG C 10 minutes ~ 25 minutes;
B, until step A plasticate terminate after, super carbon black N200, general purpose furnace black N660 in adding in above-mentioned Banbury mixer, indirect process zinc oxide, the two lauryl of thio-2 acid, 2,2'-dithio-bis-benzothiazole, dioctyl ester and the strong powder of magnesium, at 75 DEG C ~ 85 DEG C mixing 15 minutes ~ 20 minutes, obtain mixing materials;
C, by step B obtain mixing materials put into vulcanizing equipment, add zinc diethyldithiocarbamate, Zinic stearas, trithiocyanuric acid and sulphur, sulfuration 10 minutes are distinguished successively in four temperature ranges of 45 DEG C ~ 50 DEG C, 55 DEG C ~ 58 DEG C, 55 DEG C ~ 58 DEG C, 45 DEG C ~ 50 DEG C, then extrude, obtain this automobile air conditioner rubber hose inner glue layer rubber.
CN201410602109.2A 2014-10-31 2014-10-31 Preparation method of rubber for inner rubber layer of automobile air conditioner rubber tube Pending CN104312023A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106084514A (en) * 2016-06-20 2016-11-09 柳州市俊杰汽配制造有限公司 The preparation method of defeated air hose inner glue layer

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1074777B1 (en) * 1999-08-06 2005-11-09 Tokai Rubber Industries, Ltd. Rubber compositions, rubber-resin laminates and fluid-impermeable hoses
CN101463167A (en) * 2007-12-20 2009-06-24 天津市振海橡胶科技发展有限公司 Visco-elastic damping material
CN101712781A (en) * 2009-12-03 2010-05-26 天津鹏翎胶管股份有限公司 Formula of middle rubber layer of hyposmosis air-conditioning rubber pipe
CN101817958A (en) * 2010-03-31 2010-09-01 尤建义 Preparation technology of chlorobutyl rubber used for internal rubber layer of rubber tube of automobile air conditioning
CN102942748A (en) * 2012-11-19 2013-02-27 漯河市利通橡胶有限公司 Hot steam rubber tube resisting temperature of 208 DEG C and preparation method thereof
CN103183876A (en) * 2011-12-27 2013-07-03 青岛博玉特橡塑制品有限公司 Dielectric rubber body for packaging sensor and radio-communication system taking dielectric rubber body as carrier
CN104045924A (en) * 2014-07-04 2014-09-17 上海众力投资发展有限公司 Rubber composition of shock pad for air conditioning compressor and processing technology of rubber composition

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1074777B1 (en) * 1999-08-06 2005-11-09 Tokai Rubber Industries, Ltd. Rubber compositions, rubber-resin laminates and fluid-impermeable hoses
CN101463167A (en) * 2007-12-20 2009-06-24 天津市振海橡胶科技发展有限公司 Visco-elastic damping material
CN101712781A (en) * 2009-12-03 2010-05-26 天津鹏翎胶管股份有限公司 Formula of middle rubber layer of hyposmosis air-conditioning rubber pipe
CN101817958A (en) * 2010-03-31 2010-09-01 尤建义 Preparation technology of chlorobutyl rubber used for internal rubber layer of rubber tube of automobile air conditioning
CN103183876A (en) * 2011-12-27 2013-07-03 青岛博玉特橡塑制品有限公司 Dielectric rubber body for packaging sensor and radio-communication system taking dielectric rubber body as carrier
CN102942748A (en) * 2012-11-19 2013-02-27 漯河市利通橡胶有限公司 Hot steam rubber tube resisting temperature of 208 DEG C and preparation method thereof
CN104045924A (en) * 2014-07-04 2014-09-17 上海众力投资发展有限公司 Rubber composition of shock pad for air conditioning compressor and processing technology of rubber composition

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106084514A (en) * 2016-06-20 2016-11-09 柳州市俊杰汽配制造有限公司 The preparation method of defeated air hose inner glue layer

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Application publication date: 20150128