CN110421936A - A kind of soft PVC flame retardant type foaming decoration leather and its processing method - Google Patents
A kind of soft PVC flame retardant type foaming decoration leather and its processing method Download PDFInfo
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- CN110421936A CN110421936A CN201910679239.9A CN201910679239A CN110421936A CN 110421936 A CN110421936 A CN 110421936A CN 201910679239 A CN201910679239 A CN 201910679239A CN 110421936 A CN110421936 A CN 110421936A
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- foaming
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- surface layer
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- decoration leather
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/005—Methods for mixing in batches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/007—Methods for continuous mixing
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
- B29C43/245—Adjusting calender parameters, e.g. bank quantity
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/60—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5816—Measuring, controlling or regulating temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0214—Materials belonging to B32B27/00
- B32B2266/0221—Vinyl resin
- B32B2266/0235—Vinyl halide, e.g. PVC, PVDC, PVF, PVDF
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention belongs to foaming decorations to remove from office technical field, it is related to a kind of soft PVC flame retardant type foaming decoration leather and its processing method, including bottom and surface layer, the bottom includes the component of following portions by weight: three type 50~200 of polyvinyl chloride resin, plasticizer A 45~180, fire retardant A56~224, foaming agent A3.9~15.4, stabilizer 5~20；The surface layer includes the component of following portions by weight: three type 50~200 of polyvinyl chloride resin, plasticizer B42~168, fire retardant B56~224, stabilizer B2.5~10, it is acted synergistically by using the fire retardant of different efficacies, reach preferable flame retardant effect, the limit oxygen index of soft PVC flame retardant type foaming decoration leather can reach 32.9%, it is removed from office compared to existing foaming decoration, limit oxygen index obviously increases substantially, highly-safe for interior decoration.
Description
Technical field
The present invention relates to foaming decorations to remove from office technical field, and specific field is a kind of soft PVC flame retardant type foaming decoration
Leather and its processing method.
Background technique
Soft PVC (PVC) foam leather is to touch up the artificial leather with corium voluptuousness, and hair is added in polyvinyl chloride resin
Infusion, and it is coated onto cloth material surface, it is put into high temperature inside baking oven, foaming agent foam just forms one layer of bubble on cloth material surface
The PVC leather of pore structure.
Soft PVC (PVC) foam leather has environmental protection, and scratch resistance, anti-scratch, sound insulation, heat preservation, antibacterial is mould proof, weather-proof to make
With the service life it is long the advantages that, it has also become the main force of ornament materials, but flame retardant rating rests on flammability standards.How to improve fire-retardant
Grade is that we need the problem of studying, for this purpose, a kind of soft PVC flame retardant type foaming decoration leather and its processing method.
Summary of the invention
The purpose of the present invention is to provide a kind of soft PVC flame retardant type foaming decoration leather and its processing methods, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme: a kind of soft PVC flame retardant type foaming decoration
Leather, including bottom and surface layer, the bottom include the component of following portions by weight:
It is three type 50~200 of polyvinyl chloride resin, plasticizer A 45~180, fire retardant A56~224, foaming agent A3.9~15.4, steady
Determine agent 5~20；
The surface layer includes the component of following portions by weight:
Three type 50~200 of polyvinyl chloride resin, plasticizer BA2~168, fire retardant B56~224, stabilizer B2.5~10.
Preferably, the plasticizer A includes o-phthalic acid dibutyl ester and trimethyl phosphate, and mass ratio 3: 2 is described
Plasticizer B includes o-phthalic acid dibutyl ester and trimethyl phosphate, mass ratio 25: 17.
Preferably, the fire retardant A and fire retardant B includes the miscellaneous -10- phospho hetero phenanthrene -10- oxidation of 9,10- dihydro-9-oxy
Object, decabromodiphenylethane and antimony oxide, the 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, decabrominated dipheny
The mass ratio of ethane and antimony oxide is 25: 25: 6.
Preferably, the foaming agent A is Azodicarbonamide.
Preferably, the stabilizer is barium zinc stabilizer.
Preferably, processing method the following steps are included:
One, the preparation of bottom (or surface layer):
1) puts into three type of polyvinyl chloride resin to high-speed mixer, be added when being warming up to 60 DEG C o-phthalic acid dibutyl ester,
Trimethyl phosphate and 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, and 100 DEG C are warming up to, by bottom (or surface layer)
Other raw material components, stir evenly, obtain dry flexible mixed powder；
2) in the mixed powder injection mixer that obtains step 1), through (3kg/cm under hammer pressure2) and rotor cut
Shear force effect, mixed powder are smelt bulk, control material temperature at 130~135 DEG C, and hammer twice, keeps material plasticizing uniform up and down, and
Material is set further to be kneaded plasticizing by two roller open mills, two roller open mill parameters are 140 DEG C of temperature, roll spacing 0.4cm automatic turning
Material；
3) is filtered bottom (or surface layer) plastifying material by filter, and filter parameter is bore 300cm fuselage
125 DEG C of temperature, 130 DEG C of head temperature, 20~30rpm of revolving speed, wherein the filter screen of bottom plastifying material is 20~40 mesh, surface layer
The filter screen of plastifying material is 100~120 mesh, compacting extension is carried out to it by four-roll calender, four-roll calender parameter is
Temperature control: 150 DEG C of roller, 145 DEG C of upper roller, 135 DEG C of central roll, 135 DEG C of lower roll are surveyed；
Two, the preparation of foaming decoration leather:
The bottom of preparation is fitted with cloth, receives big volume, then cooling and shaping makes surface layer fit with bottom, big volume is received,
Plasticizing foaming is carried out into blowing oven, foaming parameter is 170 DEG C -180 DEG C -190 DEG C -200 DEG C -160 DEG C of temperature, the residence time
1min completes heat absorption, plasticizing, foaming and sizing, is then embossed to it, cooling and shaping, receives big volume, handles surface
Big volume is received, cloth base is torn off, cuts bilateral, the big volume of receipts, i.e. acquisition foaming decoration leather.
Compared with prior art, the beneficial effects of the present invention are: a kind of soft PVC flame retardant type foaming decoration leather and
Its processing method, the ingredient and by matching with plasticizer, fire retardant, foaming agent and stabilizer science based on three type of polyvinyl chloride resin
Than the bottom and surface layer that obtain foaming decoration leather, contain a large amount of plasticizer in soft PVC flame retardant type foaming decoration leather,
Plasticizer can generate a large amount of fuel gas at 200 DEG C or more, so that three type of polyvinyl chloride resin is decomposed cyclisation as the temperature rises and generate
Aromatic hydrocarbon and hydrogen chloride gas are acted synergistically by using the fire retardant of different efficacies, reach preferable flame retardant effect, through SGS
Testing agency's detection, the limit oxygen index of existing foaming decoration leather only reach 28%, soft PVC resistance prepared by the present invention
Combustion type foaming decoration leather limit oxygen index is up to 32.9%, removes from office compared to existing foaming decoration, limit oxygen index is obviously significantly
It improves, it is highly-safe for interior decoration.
SB2O3The HO free radical of high-energy in burning can be captured by generating hydrogen halides (HX) in burning, it is made to be converted into low energy
The X free radical and water of amount can regenerate HX with hydrocarbon reaction, so recycle；Phosphorus flame retardant trimethyl phosphate (TCP) and 9,
10-=hydrogen -9- oxa- -10- phospho hetero phenanthrene -10- oxygen China's object (DOPO), decomposes a series of non-flammable compressive gases at high temperature, make material with
Oxygen isolation dilutes the concentration of fuel gas, while a large amount of heat is taken away in non-flammable compressive gas and fire retardant decomposition.Ten bromine of bromine flame retardant
Diphenylethane (DBDPO), decomposition temperature are matched at 200 DEG C~300 DEG C with polyvinyl chloride resin decomposition temperature, thus can in the best time,
Fire retardation is played simultaneously in gas phase and condensed phase, cooperates with use to effectively reduce smoke density with antimony oxide.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical solution of the present invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
Embodiment 1: a kind of soft PVC flame retardant type foaming decoration leather, including bottom and surface layer, the bottom include
The component of following quality:
Three type 50kg of polyvinyl chloride resin, plasticizer A 45kg, fire retardant A56kg, foaming agent A3.9kg, stabilizer 5kg；
The surface layer includes the component of following quality:
Three type 50kg of polyvinyl chloride resin, plasticizer B42kg, fire retardant B56kg, stabilizer B2.5kg.
Embodiment 2: a kind of soft PVC flame retardant type foaming decoration leather, including bottom and surface layer, the bottom include
The component of following quality:
Three type 75kg of polyvinyl chloride resin, plasticizer A 75kg, fire retardant A84kg, foaming agent A5.9kg, stabilizer 8kg；
The surface layer includes the component of following quality:
Three type 75kg of polyvinyl chloride resin, plasticizer B63kg, fire retardant B84kg, stabilizer B3.8kg.
Embodiment 3: a kind of soft PVC flame retardant type foaming decoration leather, including bottom and surface layer, the bottom include
The component of following quality:
Three type 100kg of polyvinyl chloride resin, plasticizer A 100kg, fire retardant A112kg, foaming agent A7.7kg, stabilizer 10kg；
The surface layer includes the component of following quality:
Three type 100kg of polyvinyl chloride resin, plasticizer B100kg, fire retardant B112kg, stabilizer B5kg.
Embodiment 4: a kind of soft PVC flame retardant type foaming decoration leather, including bottom and surface layer, the bottom include
The component of following quality:
Three type 150kg of polyvinyl chloride resin, plasticizer A 150kg, fire retardant A168kg, foaming agent A11.7kg, stabilizer 15kg；
The surface layer includes the component of following quality:
Three type 150kg of polyvinyl chloride resin, plasticizer B126kg, fire retardant B168kg, stabilizer B7.5kg.
Embodiment 5: a kind of soft PVC flame retardant type foaming decoration leather, including bottom and surface layer, the bottom include
The component of following quality:
Three type 200kg of polyvinyl chloride resin, plasticizer A 180kg, fire retardant A224kg, foaming agent A15.4kg, stabilizer 20kg；
The surface layer includes the component of following quality:
Three type 200kg of polyvinyl chloride resin, plasticizer B168kg, fire retardant B224kg, stabilizer B10kg.
A kind of processing method of soft PVC flame retardant type foaming decoration leather the following steps are included:
One, the preparation of bottom (or surface layer):
1) puts into three type of polyvinyl chloride resin to high-speed mixer, be added when being warming up to 60 DEG C o-phthalic acid dibutyl ester,
Trimethyl phosphate and 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, and 100 DEG C are warming up to, by bottom (or surface layer)
Other raw material components, stir evenly, obtain dry flexible mixed powder；
2) in the mixed powder injection mixer that obtains step 1), through (3kg/cm under hammer pressure2) and rotor cut
Shear force effect, mixed powder are smelt bulk, control material temperature at 130~135 DEG C, and hammer twice, keeps material plasticizing uniform up and down, and
Material is set further to be kneaded plasticizing by two roller open mills, two roller open mill parameters are 140 DEG C of temperature, roll spacing 0.4cm automatic turning
Material；
3) is filtered bottom (or surface layer) plastifying material by filter, and filter parameter is bore 300cm fuselage
125 DEG C of temperature, 130 DEG C of head temperature, 20~30rpm of revolving speed, wherein the filter screen of bottom plastifying material is 20~40 mesh, surface layer
The filter screen of plastifying material is 100~120 mesh, compacting extension is carried out to it by four-roll calender, four-roll calender parameter is
Temperature control: 150 DEG C of roller, 145 DEG C of upper roller, 135 DEG C of central roll, 135 DEG C of lower roll are surveyed；
Two, the preparation of foaming decoration leather:
The bottom of preparation is fitted with cloth, receives big volume, then cooling and shaping makes surface layer fit with bottom, big volume is received,
Plasticizing foaming is carried out into blowing oven, foaming parameter is 170 DEG C -180 DEG C -190 DEG C -200 DEG C -160 DEG C of temperature, the residence time
1min completes heat absorption, plasticizing, foaming and sizing, is then embossed to it, cooling and shaping, receives big volume, handles surface
Big volume is received, cloth base is torn off, cuts bilateral, the big volume of receipts, i.e. acquisition foaming decoration leather.
Test 1: to the professional standard and shore of the soft PVC flame retardant type foaming decoration leather of Examples 1 to 5 preparation
Hardness is tested, as a result as follows:
The professional standard of the soft PVC flame retardant type foaming decoration leather of Examples 1 to 5 preparation reaches 90P, shore
Hardness reaches 63.5, reaches substance pliability.
Test 2: the pole of the soft PVC flame retardant type foaming decoration leather through SGS testing agency prepared by Examples 1 to 5
Limited oxygen index is tested, as a result as follows:
Flexible PVC foam leather flame retardant standard is that limit oxygen index is greater than 27% statistics indicate that the limit that existing foaming decoration is removed from office
The soft PVC flame retardant type foaming decoration leather that oxygen index (OI) is only capable of reaching the preparation of 28% embodiment of the present invention 1~5 is detected through SGS
Mechanism detectable limit oxygen index (OI) reaches 32.9% and removes from office compared to existing foaming decoration, and limit oxygen index obviously increases substantially,
It is highly-safe for interior decoration.
Release hydrogen chloride (HCl) is decomposed under three type high temperature of polyvinyl chloride resin, belongs to incombustible material in air；
Plasticizer phthalic acid dibutyl ester (DOP) meets high temperature, and open fire or oxidant can cause to burn, and belongs to combustible material；
Plasticizer trimethyl phosphate (TCP) plasticizing efficiency is lower than DOP (being DOP90%), good flame resistance good with polyvinyl chloride resin compatibility,
DOP product LO1 is replaced to promote 9.2% with TCP, smoke density decline 10.1%；
Fire retardant antimony oxide (SB2O3) be efficient additive flame retardant, can independently using also can with other fire retardants,
Antismoke agent simultaneously uses cooperative flame retardant；Flame retardant decabromodiphenylethane (DBDPO) is efficiently temperature when environmentally friendly additive flame retardant decomposes
It 200 DEG C~300 DEG C, coincide with PVC decomposition temperature, the free radical BR that bromine generates when decomposing, it is reacted with PVC material again generates bromine
Change oxygen, bromination oxygen and highly active OH radical reaction, on the other hand the BR regeneration on the one hand made makes the dense of OH free radical
Degree is reduced, and is suppressed the chain reaction of burning, and burning velocity slows down until extinguishing；Fire retardant 9,10-=hydrogen -9- oxa- -
10- phospho hetero phenanthrene -10- oxygen China's object (DOPO) is new intermediate fire retardant.Generated in DOPO thermal degradation process pyrophosphoric acid and
Other living radicals for containing phosphorus promote itself and PVC at the effect of carbon, generate fine and close solid carbon-coating and are covered on product table
Layer reaches efficient fire-retardant；
Foaming agent Azodicarbonamide (AC) is added in foaming layer formula in right amount according to the quality requirements of product.Through high temperature point
Solution improves product thickness and elasticity；Barium zinc stabilizer has excellent light, thermal stability；
Due to containing a large amount of plasticizer in soft PVC flame retardant type foaming decoration leather, plasticizer is at 200 DEG C or more
A large amount of fuel gas can be generated, so that three type of polyvinyl chloride resin is decomposed cyclisation as the temperature rises and generates aromatic hydrocarbon and hydrogen chloride gas
Body is cooperateed with by using the fire retardant of different efficacies and is used, reaches preferable flame retardant effect.SB203Hydrogen halides is generated in burning
(HX) the HO free radical that can capture high-energy in burning, makes it be converted into the X free radical of low energy and water, can be with hydrocarbon reaction again
HX is generated, is so recycled；Phosphorus flame retardant trimethyl phosphate (TCP) and 9,10-=hydrogen -9- oxa- -10- phospho hetero phenanthrene -10- oxygen China
Object (DOPO), decomposes a series of non-flammable compressive gases such as at high temperature: NA3H2 vapor, completely cuts off material and oxygen, dilutes fuel gas
Concentration, while non-flammable compressive gas and fire retardant decomposition take away a large amount of heat.Bromine flame retardant decabromodiphenylethane (DBDPO), point
Solution temperature is matched at 200 DEG C~300 DEG C with polyvinyl chloride resin decomposition temperature, thus can in the best time, gas phase and condensed phase simultaneously
Fire retardation is played, cooperates with use to effectively reduce smoke density with antimony oxide.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of soft PVC flame retardant type foaming decoration leather, including bottom and surface layer, it is characterised in that: the bottom includes
The component of following portions by weight:
Three type 50~200 of polyvinyl chloride resin, plasticizer A 4.5~180, fire retardant A56~224, foaming agent A3.9~15.4, stabilizer
5~20；
The surface layer includes the component of following portions by weight:
Three type 50~200 of polyvinyl chloride resin, plasticizer B42~168, fire retardant B56~224, stabilizer B2.5~10.
2. a kind of soft PVC flame retardant type foaming decoration leather according to claim 1, it is characterised in that: the plasticizer
A includes o-phthalic acid dibutyl ester and trimethyl phosphate, and mass ratio 3: 2, the plasticizer B includes that phthalic acid two is pungent
Rouge and trimethyl phosphate, mass ratio 25: 17.
3. a kind of soft PVC flame retardant type foaming decoration leather according to claim 1, it is characterised in that: the fire retardant
A and fire retardant B includes 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, decabromodiphenylethane and three oxidations two
Antimony, the mass ratio of the 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, decabromodiphenylethane and antimony oxide
It is 25: 25: 6.
4. a kind of soft PVC flame retardant type foaming decoration leather according to claim 1, it is characterised in that: the foaming agent
A is Azodicarbonamide.
5. a kind of soft PVC flame retardant type foaming decoration leather according to claim 1, it is characterised in that: the stabilizer
For barium zinc stabilizer.
6. a kind of soft PVC flame retardant type foaming decoration leather according to claim 1, it is characterised in that: processing method packet
Include following steps:
One, the preparation of bottom (or surface layer):
1) puts into three type of polyvinyl chloride resin to high-speed mixer, and o-phthalic acid dibutyl ester, phosphoric acid is added when being warming up to 60 DEG C
Three formicesters and 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, and 100 DEG C are warming up to, by its of bottom (or surface layer)
His raw material components, stir evenly, and obtain dry flexible mixed powder；
2) in the mixed powder injection mixer that obtains step 1), through (3kg/cm under hammer pressure2) and rotor shearing force
Effect, mixed powder are smelt bulk, control material temperature at 130~135 DEG C, hammer twice, keeps material plasticizing uniform, and pass through up and down
Two roller open mills make material further be kneaded plasticizing, and two roller open mill parameters are 140 DEG C of temperature, roll spacing 0.4cm, automatic stirring materials；
3) is filtered bottom (or surface layer) plastifying material by filter, and filter parameter is bore 300cm, fuselage temperature
125 DEG C of degree, 130 DEG C of head temperature, 20~30rpm of revolving speed, wherein the filter screen of bottom plastifying material is 20~40 mesh, surface layer modeling
The filter screen for changing material is 100~120 mesh, compacting extension is carried out to it by four-roll calender, four-roll calender parameter is temperature
Control: 150 DEG C of roller, 145 DEG C of upper roller, 135 DEG C of central roll, 135 DEG C of lower roll are surveyed；
Two, the preparation of foaming decoration leather:
The bottom of preparation is fitted with cloth, receives big volume, then cooling and shaping makes surface layer fit with bottom, receive big volume, enter
Blowing oven carries out plasticizing foaming, and foaming parameter is 170 DEG C -180 DEG C -190 DEG C -200 DEG C -160 DEG C of temperature, the residence time
1min completes heat absorption, plasticizing, foaming and sizing, is then embossed to it, cooling and shaping, receives big volume, handles surface
Big volume is received, cloth base is torn off, cuts bilateral, the big volume of receipts, i.e. acquisition foaming decoration leather.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN111333977A (en) * | 2020-04-15 | 2020-06-26 | 浙江路联装饰材料有限公司 | Calendering conductive decorative material and production process thereof |
| CN112677595A (en) * | 2020-12-23 | 2021-04-20 | 浙江路联装饰材料有限公司 | Slightly-antimony soft B1-grade flame-retardant decorative material and preparation process thereof |
| CN112724557A (en) * | 2020-12-29 | 2021-04-30 | 浙江路联装饰材料有限公司 | Antibacterial flame-retardant environment-friendly decorative material |
| CN113119560A (en) * | 2021-03-31 | 2021-07-16 | 浙江路联装饰材料有限公司 | Azo-free foaming decorative material and preparation method thereof |
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| CN107815066A (en) * | 2016-09-14 | 2018-03-20 | 广东广山新材料股份有限公司 | A kind of composite flame-retardant agent, fire-proof resin composition, composite metal substrate, anti-flammability electronic material and anti-flammability engineering plastics |
| CN108219338A (en) * | 2018-02-06 | 2018-06-29 | 合肥东恒锐电子科技有限公司 | A kind of fire-retardant plating HIPS of electronic apparatus shell and preparation method thereof |
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| CN106400522A (en) * | 2016-10-25 | 2017-02-15 | 东台市富安合成材料有限公司 | PVC (polyvinyl chloride) foamed artificial leather and preparation method thereof |
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Cited By (5)
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| CN111333977A (en) * | 2020-04-15 | 2020-06-26 | 浙江路联装饰材料有限公司 | Calendering conductive decorative material and production process thereof |
| CN112677595A (en) * | 2020-12-23 | 2021-04-20 | 浙江路联装饰材料有限公司 | Slightly-antimony soft B1-grade flame-retardant decorative material and preparation process thereof |
| CN112724557A (en) * | 2020-12-29 | 2021-04-30 | 浙江路联装饰材料有限公司 | Antibacterial flame-retardant environment-friendly decorative material |
| CN113119560A (en) * | 2021-03-31 | 2021-07-16 | 浙江路联装饰材料有限公司 | Azo-free foaming decorative material and preparation method thereof |
| CN113119560B (en) * | 2021-03-31 | 2023-08-01 | 浙江路联装饰材料有限公司 | Azo-free foaming decorative material and preparation method thereof |
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